Jobs Sysadmin

RedCore is an international business group that creates technological solutions for digital markets. Our products and services cover fintech, marketing, e-commerce, customer service, communications and regulatory technologies.

We are looking for a VoIP Engineer to join our teams!

Requirements:
— 2–4 years of hands-on experience with VoIP systems
— Strong knowledge of PJSIP, RTP, SDP, WS/WSS
— Solid hands-on experience with Asterisk: Dialplan logic, PJSIP, WebRTC signaling, ARI applications, and AMI integrations
— Understanding of NAT, firewalls, UDP/TCP, QoS
— Experience with Linux (Debian/CentOS/RHEL)
— Ability to read and analyze Asterisk logs and SIP traces
— Basic scripting skills (Bash; Python is a plus)
— English at the technical communication level
— Knowledge of Databases (MySQL/PostgreSQL) for CDR analysis

Will be plus:
— Experience with cloud platforms (AWS, GCP, Azure)
— Experience with monitoring systems (Grafana, Prometheus, Homer)
— Experience with Kamailio

Responsibilities:
— Configure, maintain, and troubleshoot Asterisk systems
— Support SIP trunks, endpoints, and call routing logic
— Analyze call issues: one-way audio, no audio, call drops, registration problems
— Work with SIP/RTP, codecs, NAT, ICE, STUN/TURN
— Monitor system health and call quality (ASR, ACD, PDD, MOS)
— Analyze CDR / CEL / SIP logs / RTP streams
— Support and expand integration between Asterisk and CRM systems
— Collaborate with telecom providers and vendors
— Participate in incident response and root-cause analysis
— Write and maintain technical documentation
— Integration of new services and technologies with Asterisk

Our benefits to you:

☘️An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more

🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed

🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided

🏖Paid vacations, sick leave, personal events days, days off

💵Referral program — enjoy cooperation with your colleagues and get the bonus

📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences

🎯Rewards program for mentoring and coaching colleagues

🗣Free internal English courses

✈️In-house Travel Service

🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie / book / pets lovers and more

🎳Other benefits could be added based on your location

Role Overview:

We are looking for a Middle to Senior AI Developer with experience in voice systems and telephony technologies. The ideal candidate will be responsible for developing, integrating, and maintaining AI-driven voice solutions, including call automation, voice assistants, and communication platforms.

Key Responsibilities:

• Develop and maintain AI-powered voice systems and call automation solutions
• Integrate AI models (LLMs, speech-to-text, text-to-speech) into telephony platforms
• Work with VoIP infrastructure to build scalable communication systems
• Design and implement APIs and integrations with third-party services
• Collaborate with cross-functional teams (Support, Product, and Engineering)
• Troubleshoot and optimize system performance and call quality

• Ensure reliability, scalability, and security of voice-based systems

   

Experience and Skills Needed:

• 3+ years (Middle) / 5+ years (Senior) of relevant experience
• Hands-on experience with VoIP technologies and protocols
• Strong experience with:
  • Asterisk
  • FreePBX
  • Kamailio
  • Twilio
• Experience integrating AI solutions (LLMs, speech recognition, voice synthesis)
• Experience working with APIs and real-time systems
• Good understanding of system architecture and backend development

• Strong problem-solving and debugging skills

   

Additional Qualifications:

• Experience with mobile platforms (Android, iOS)
• Experience developing or supporting voice bots and AI-driven assistants
• Familiarity with AI workflows, prompt design, and automation processes

• Exposure to cloud-based infrastructure and scalable system design

   

Soft Skills:

• Strong communication skills
• Ability to work independently and collaboratively
• Proactive, solution-oriented mindset

• English proficiency: Upper-Intermediate( B2) or higher

   

Equipment requirements: high-speed Internet (50 Mbps upload and download speeds), noise-cancelling headset (headphones, a microphone), high quality video conferencing camera to participate with clients and company management.

Academic requirements: Bachelor's Degree from a recognized University. Preferences will be granted to candidates with Higher Masters accreditation or Certification in Engineering.

Please ensure your CV or supporting documentation and copy of your diploma and grade transcripts aligns the requirements for this posting.

Higher consideration would be granted to individuals that have completed AI certification, particularly those with experience in Claude Code (Claude 4.7) and its related tools and ecosystem!

If you are interested in this opportunity, we encourage you to apply now.

Tango is a successful, market leader, a live-streaming Platform with 450+ Million registered users, in an industry projected to reach $240 BILLION in the next couple of years. 

The B2C platform, based on the best-quality global video technology, allows millions of talented people around the world to create their own live content, engage with their fans, and monetize their talents.

Tango live stream was founded in 2018 and is powered by 500+ global employees operating in a culture of growth, learning, and success!

The Tango team is a vigorous cocktail of hard workers, creative brains, energizers, geeks, overachievers, athletes, and more. We push the limits to bring our app from “one of the top” to “the leader”. 

The best way to describe Tango's work style is not to use the word “impossible”. We believe that success is a thorny path that runs on sleepless nights, corporate parties, tough releases, and of course our users' smiles (and as we are a LIVE app, we truly get to see our users all around the world smiling right in front of us in real-time!).  

Responsibilities

• Support users (L1-L3)
• Configure internal systems
• Diagnose and troubleshoot technical issues
• Maintain, troubleshoot & upgrade the network infrastructure
• Install and maintain servers, devices and firewall
• Monitor infrastructure
• Ensure the smooth deployment of new SaaS applications
• Configure & troubleshoot IDP, RBAC, Jira, GCP, AD (DC, NPS), Radius
• Update technical documentation
   

Requirements

Experience and ownership:

• 3+ years iт SysAdmin role with strong onsite presence
• Ability to be the primary IT owner for the Kyiv office day to day (walk-ups, incidents, projects), with structured escalation to the global Corp IT team
• Strong hands-on troubleshooting across endpoints, identity, network, and AV
   

Endpoints and device lifecycle (macOS and Windows)

• Strong macOS and Windows support skills, including diagnostics, OS upgrades, drivers, and common corporate apps
• Experience managing macOS with Jamf (Jamf Pro preferred): enrollment, profiles, policies, patching, software deployment, FileVault
• Experience managing Windows with Intune: enrollment, configuration profiles, compliance policies, app deployment, patching baselines
• Full equipment lifecycle ownership: provisioning, enrollment, inventory, repairs/RMA, loaners, secure wipe, and disposal
   

Identity, access, and productivity tooling

• Working knowledge of Okta: user lifecycle, group-based access, MFA troubleshooting, app assignments, and SSO troubleshooting
• Google Workspace administration basics: user/group management and practical troubleshooting (login, email, permissions)
• Atlassian tooling basics: Jira and Confluence user management, groups/permissions, and common access issues
• Understanding of least-privilege access and clean access request handling
   

Office networking and infrastructure

• Strong office network troubleshooting: LAN/WiFi issues, switch port basics, AP troubleshooting, DHCP/DNS symptoms, VPN client issues
• Familiarity with firewalls (FortiGate preferred): user VPN troubleshooting, basic policy understanding, and collaboration with network owners
• Understanding of VPN concepts
   

Security and IT hygiene

• Good security instincts: phishing awareness, safe handling of credentials, device security baselines, patching urgency, and incident discipline
   

Communication and collaboration

• Good English for documentation and coordination with the global team
• Service-oriented mindset, clear updates, and ability to handle interruptions while keeping control of priorities
   

Nice-to-have

• Familiarity with certificate-based access concepts and auth integrations such as SCEP, AD, LDAP, RADIUS
• Basic scripting/automation (Bash, PowerShell, Python) to reduce manual setup and speed up repetitive tasks
• Familiarity with public cloud concepts used in corporate tooling (GCP preferred; AWS/Azure acceptable), especially IAM and networking basics
• Experience supporting printers, access control vendors, and office buildouts/refreshes
   

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social and welfare packages;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.

Responsibilities

• Support users (L1-L3)
• Configure internal systems
• Diagnose and troubleshoot technical issues
• Maintain, troubleshoot & upgrade the network infrastructure
• Install and maintain servers, devices and firewall
• Monitor infrastructure
• Ensure the smooth deployment of new SaaS applications
• Configure & troubleshoot IDP, RBAC, Jira, GCP, AD (DC, NPS), Radius
• Update technical documentation

Requirements

Experience and ownership:

• 3+ years iт SysAdmin role with strong onsite presence
• Ability to be the primary IT owner for the Kyiv office day to day (walk-ups, incidents, projects), with structured escalation to the global Corp IT team
• Strong hands-on troubleshooting across endpoints, identity, network, and AV

Endpoints and device lifecycle (macOS and Windows)

• Strong macOS and Windows support skills, including diagnostics, OS upgrades, drivers, and common corporate apps
• Experience managing macOS with Jamf (Jamf Pro preferred): enrollment, profiles, policies, patching, software deployment, FileVault
• Experience managing Windows with Intune: enrollment, configuration profiles, compliance policies, app deployment, patching baselines
• Full equipment lifecycle ownership: provisioning, enrollment, inventory, repairs/RMA, loaners, secure wipe, and disposal

Identity, access, and productivity tooling

• Working knowledge of Okta: user lifecycle, group-based access, MFA troubleshooting, app assignments, and SSO troubleshooting
• Google Workspace administration basics: user/group management and practical troubleshooting (login, email, permissions)
• Atlassian tooling basics: Jira and Confluence user management, groups/permissions, and common access issues
• Understanding of least-privilege access and clean access request handling

Office networking and infrastructure

• Strong office network troubleshooting: LAN/WiFi issues, switch port basics, AP troubleshooting, DHCP/DNS symptoms, VPN client issues
• Familiarity with firewalls (FortiGate preferred): user VPN troubleshooting, basic policy understanding, and collaboration with network owners
• Understanding of VPN concepts

Security and IT hygiene

• Good security instincts: phishing awareness, safe handling of credentials, device security baselines, patching urgency, and incident discipline

Communication and collaboration

• Good English for documentation and coordination with the global team
• Service-oriented mindset, clear updates, and ability to handle interruptions while keeping control of priorities

Nice-to-have

• Familiarity with certificate-based access concepts and auth integrations such as SCEP, AD, LDAP, RADIUS
• Basic scripting/automation (Bash, PowerShell, Python) to reduce manual setup and speed up repetitive tasks
• Familiarity with public cloud concepts used in corporate tooling (GCP preferred; AWS/Azure acceptable), especially IAM and networking basics
• Experience supporting printers, access control vendors, and office buildouts/refreshes

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social and welfare packages;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently looking for a Business Development Executive to join one of our clients' team. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.

Job requirements

• Knowledge of Linux: RedHat, Ubuntu, Debian, etc.

• Experience with hardening configurations

• Experience with MySQL and/or MariaDB, and ideally Galera Cluster.

• Familiarity with Proxmox Virtual Environment management and concepts.

• Knowledge in Shell, Perl, and/or Python scripting

• Knowledge of protocols such as DNS, HTTPS, LDAP, SMTP and SNMP

• Knowledge of IT security principles, secure protocols, encryption fundamentals, Linux hardening

• Participate in evolving the Simartis products from an operational and security perspective

• Strong analytical skills

• Willingness to learn

• Adaptability, Organization, ability to communicate with less technical colleagues

• Strong problem solving skills

Key job responsibilities/duties include:

• Install and Configure Linux Systems

• Proactively maintain and develop all Linux infrastructure technology to maintain a

24x7x365 uptime service

• Maintain best practices on managing systems and services across all environments

• Manage, coordinate, and implement software upgrades, patches, hot fixes on

servers, workstations, and network hardware

• Provide Internal and External Technical Support and Guidance

• Contribute to the improvements of the support activities

• Design and develop infrastructure monitoring and reporting tools

• Develop and maintain configuration management solutions

• Ability to build and monitor services on production servers

• Involved in developing and overseeing the backup, replication, clustering and fail

over strategies

• Create and modify scripts or applications to perform tasks

• Manage Kubernetes and container (e.g. Docker) environments

• Monitor and modify system performance in an agile and highly flexible

environment.

• Provide input on ways to improve the stability, security, efficiency, and scalability

of the environment

• Setup VPNs (IPSEC / Fortigate) between Simartis and customer's network

• Very good understanding of networking principles, propose infrastructure setup

taking into account the Simartis and customer's specific network requirements

• Understands network security principles, experience with network segmentation

• Implementation and configuration of Proxy / Reverse proxy, firewalls, load

balancers

• Gain knowledge about the Simartis products and technologies, understand the

business logic implemented by the products, understand the technical details of the

products.

• Collaborate with other teams and team members to develop automation strategies

and deployment processes

• Participate in On Call (monitoring live systems during daytime, available anytime

if customers call the Simartis support number for *critical* incidents)

• Supervise the Simartis Live products, troubleshoot, answer to customer tickets

• Contribute to setting up / maintaining a CI/CD infrastructure

On behalf of our Client from USA, Illinois, Mobilunity is looking for a D365 Tech Consultant / System Administrator (Release & Upgrade Specialist).

Our Client is a U.S.-based hardware and software company founded in 1988 by Larry O’Connor. It is best known for storage, memory, connectivity, and upgrade products for Mac, PC, and creative workflows, with a brand position built around performance, reliability, and extending the useful life of technology.

You will be the person responsible for overseeing, managing and planning smooth Dynamics system updates, which includes full preparation, release management and further troubleshooting.

Requirements:

• 3+ years of experience with Dynamics 365 ecosystem
• Experience with Dynamics 365 F&O module
• Hands-on experience in managing Dynamics updates, including at least 2-3 end-to-end production or near-production upgrade cycles
• Deep understanding of Dynamics integrations with third-party systems, including hands-on troubleshooting of APIs, middleware, and data flow issues during upgrades
• Ability to perform security audits inside the system and integrations involved
• Strong knowledge of Dynamics system administration, customization, and configuration
• Experience with LCS (Lifecycle Services), including environment management, deployments, and update lifecycle handling
• Experience working with ISV solutions in Dynamics 365, including handling version compatibility and upgrade-related issues

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

🔹Who we are!

At Levi9, we are passionate about what we do. We love our work and together in a team, we are smarter and stronger. We are looking for skilled team players who make change happen. Are you one of these players?
 

🔹About the role

We are looking for a Middle System Administrator for our internal needs. You will work with the company’s cloud systems, participate in internal projects, and help our SysAdmin team. Please note that this is a fully on-site, office-based role.
 

🔹Responsibilities

• Support company employees in solving their technical issues.
• PC and office equipment maintenance;
• OS software installation and configuration;
• Configuration and troubleshooting of network equipment;
• Server administration;
• Virtualisation installation and configuration;
• Network configuration and troubleshooting;
• Projects implementation;
• Participating in internal projects;
   

🔹Requirements

• Networking experience: routers (Mikrotik), switchers (Juniper, HP), WLAN (ARUBA, UBNT), VPN tunnels, IPSec, EoIP, VLANs, 802.1x, Radius servers, firewalls;
• DNS, DHCP Virtualisation: VMware vCenter Server;
• Understanding Network security principles, Firewall rules, and best practices;
• Understanding SW/HW load balancers, proxy, and reverse proxy;
• Experience with Windows Server (SCCM, AD DS, DNS, DHCP, DFS, WSUS);
• Experience with Linux servers (Ubuntu server, CentOS);
• Experience with Azure or AWS cloud;
• Experience with Docker or Kubernetes;
• Intermediate English
   

🔹Nice to have:

• Experience with Office 365;
• Experience with Mac/iOS devices;
• Experience with Jamf, Puppet, Chef;
• Experience with API endpoints;
• Knowledge of some software development tools like SVN, Git, TeamCity, JIRA, Confluence and will learn more;
• CCNA/JNCA certification is an advantage.
   

🔹9 reasons to join us:

1. Today we're working with the technology of tomorrow.
2. We don't wait for a change. We are the change.
3. We're experts in creating experts (Levi9 academy, Lead9 program for leaders).
4. No micromanagement. We are free birds with a clear understanding of what high performance is!
5. Learning in Levi9 never stops (unlimited Udemy for business, meetups, English courses, Professional trainings).
6. Here you can train your body and mind.
7. We've gathered the best locations - comfortable, cosy, and pet-friendly offices in Kyiv (5 minutes from Olimpiyska subway station) and Lviv (5 minutes from the Opera Theatre), with regular offline internal events
8. We have a master's degree in work-life balance.
9. We are actively supporting Ukraine with constant donations and volunteering
    

🔹Simple steps to get this job

1. Click the APPLY NOW button and leave your contacts!
2. Short Call with our Recruiter.
3. Technical Interview.
4. Job Offer.

🔹Who we are!

At Levi9, we are passionate about what we do. We love our work and together in a team, we are smarter and stronger. We are looking for skilled team players who make change happen. Are you one of these players?

🔹About the role

We are looking for a Middle System Administrator for our internal needs. You will work with the company’s cloud systems, participate in internal projects, and help our SysAdmin team. Please note that this is a fully on-site, office-based role.
 

🔹Responsibilities

• Support company employees in solving their technical issues.
• PC and office equipment maintenance;
• OS software installation and configuration;
• Configuration and troubleshooting of network equipment;
• Server administration;
• Virtualisation installation and configuration;
• Network configuration and troubleshooting;
• Projects implementation;
• Participating in internal projects;
   

🔹Requirements

• Networking experience: routers (Mikrotik), switchers (Juniper, HP), WLAN (ARUBA, UBNT), VPN tunnels, IPSec, EoIP, VLANs, 802.1x, Radius servers, firewalls;
• DNS, DHCP Virtualisation: VMware vCenter Server;
• Understanding Network security principles, Firewall rules, and best practices;
• Understanding SW/HW load balancers, proxy, and reverse proxy;
• Experience with Windows Server (SCCM, AD DS, DNS, DHCP, DFS, WSUS);
• Experience with Linux servers (Ubuntu server, CentOS);
• Experience with Azure or AWS cloud;
• Experience with Docker or Kubernetes;
• Intermediate English
   

🔹Nice to have:

• Experience with Office 365;
• Experience with Mac/iOS devices;
• Experience with Jamf, Puppet, Chef;
• Experience with API endpoints;
• Knowledge of some software development tools like SVN, Git, TeamCity, JIRA, Confluence and will learn more;
• CCNA/JNCA certification is an advantage.
   

🔹9 reasons to join us:

1. Today we're working with the technology of tomorrow.
2. We don't wait for a change. We are the change.
3. We're experts in creating experts (Levi9 academy, Lead9 program for leaders).
4. No micromanagement. We are free birds with a clear understanding of what high performance is!
5. Learning in Levi9 never stops (unlimited Udemy for business, meetups, English courses, Professional trainings).
6. Here you can train your body and mind.
7. We've gathered the best locations - comfortable, cosy, and pet-friendly offices in Kyiv (5 minutes from Olimpiyska subway station) and Lviv (5 minutes from the Opera Theatre), with regular offline internal events
8. We have a master's degree in work-life balance.
9. We are actively supporting Ukraine with constant donations and volunteering
    

🔹Simple step to get this job

Click the APPLY NOW button and leave your contacts!

About the Role
We are looking for an IT Engineer to support and maintain our global IT infrastructure. In this role, you will work closely with Virtuozzo team members worldwide, supporting both physical infrastructure and SaaS systems to ensure the 24/7 availability of servers, services, and internal systems.
You will join an established IT team and help scale our infrastructure to support our growing international organization. This role is ideal for someone who enjoys hands-on systems administration, troubleshooting, and continuous improvement of IT operations, meant for Mid-level candidates in Lviv, Ukraine.

About the Company
Virtuozzo is a leader in cloud infrastructure system software for AI. We offer an optimized operating system, orchestration, and management to service providers, SaaS companies, and the enterprise. Virtuozzo provides mainframe-like performance, reliability, and security while dramatically lowering overall cost and complexity. We combine deep engineering expertise with a relentless focus on performance, scalability, and innovation.

What You’ll Be Doing
As part of our IT team, you will:

• Provide day-to-day support through the IT helpdesk
• Manage access to SaaS systems, including regular reconciliation
• Set up and manage email accounts, groups, and calendars (Microsoft 365, Active Directory)
• Install, configure, and upgrade software for self-hosted systems
• Perform server maintenance, patching, and upgrades
• Monitor servers and services, resolving or escalating incidents as needed
• Troubleshoot outages and prepare RFO (Reason for Outage) documentation when required
• Support employee onboarding and offboarding IT processes
• Collaborate with the wider IT and Security teams to document and improve internal workflows
• Contribute to improving overall IT security hygiene and policies
• Assist with hardware setup, maintenance, and asset lifecycle management
• Plan and deliver IT assets to employees
• Help with local facilities IT hardware and infrastructure

What We’re Looking For
Required Skills & Experience:

• Minimum 3 years of hands-on experience with Linux administration, including RHEL/CentOS and Debian/Ubuntu
• Solid understanding of networking fundamentals (TCP/IP, DNS, routing, etc.)
• Working knowledge of Windows and macOS systems
• Experience administering Microsoft 365, Exchange Online, and Active Directory
• Good understanding of IT hardware and system maintenance
• Strong spoken and written English skills
• Ability to troubleshoot independently and work collaboratively in a team

Nice to Have:

• Experience in an IT helpdesk or customer support environment
• Exposure to virtualization platforms
• Experience with technologies such as:
• Apache, Nginx
• MySQL, PostgreSQL
• Zabbix
• Puppet or Ansible
• Docker and Kubernetes

Why Join Us?

•  Work with an international technology company
•  Clear learning and career growth path in cybersecurity and infra
•  Hands-on exposure to enterprise infrastructure & SaaS systems
•  Supportive team environment with mentorship
•  Opportunity to grow into Security Engineer or Infrastructure roles

This is an excellent entry point into cybersecurity and infrastructure engineering for candidates based in Ukraine who want real exposure and long-term career development.

What We Offer
• A role at the forefront of cloud technology with real impact and growth opportunities
• A collaborative environment where your ideas are valued and shipped
• Other perks and engagement opportunities (recognition programs, book club rewards etc.)
• Share options
• Referral bonuses

We are looking for an experienced System administrator in the iGaming industry.

Requirements:
- 3+ years iт SysAdmin role 
- Ability to be the primary IT owner for the Kyiv office day to day 
- Endpoints and devices lifecycle (macOS and Windows)
- Strong macOS and Windows support skills, including diagnostics, OS upgrades, drivers, and common corporate apps
- Experience managing macOS with Jamf (Jamf Pro preferred): enrollment, profiles, policies, patching, software deployment, FileVault
- Experience managing Windows with Intune: enrollment, configuration profiles, compliance policies, app deployment, patching baselines
- Full equipment lifecycle ownership: provisioning, enrollment, inventory, access, and productivity tooling etc

Responsibilities:
- IT asset management (inventory tracking, data updates, and monitoring equipment transfers between employees)

- End-to-end equipment lifecycle management (from procurement to decommissioning)

- Organization and execution of regular inventory audits

- Procurement of hardware and components: model selection, vendor communication, and invoice approval

- Monitoring stock levels and planning equipment needs

- Collaboration with the finance department on payments and budgeting

- Oversight of equipment repair and maintenance

Work conditions:

- Medical insurance;

- Regular salary reviews and timely payments;

- Provision of necessary equipment for work as needed.

Professional development:

- Corporate English classes;

- Mentoring from experienced Team Leads;

- 50% reimbursement for courses/certifications/webinars, etc.;

- Development towards leadership positions within the company.

Work-life balance:

- Ability to work fully remotely;

- 20 days of vacation;

- Days off on public holidays;

- Paid sick leave;

- Informal online/offline events.

Responsibilities

• Provide IT support to employees (remote and on-site)
• Manage user accounts, permissions, and system access
• Handle onboarding and offboarding from the IT side
• Prepare and configure employee workstations
• Manage IT equipment procurement, delivery, and inventory
• Troubleshoot hardware, software, and system issues
• Maintain IT documentation and asset records
• Support internal tools (Google Workspace, Atlassian, GitHub)
• Assist with cloud access management (AWS / GCP / Azure basics)
• Participate in IT infrastructure and security improvements

Requirements

• 2+ years in IT support / Service Desk / system administration
• Experience with access management, onboarding, equipment provisioning
• Experience supporting macOS and Windows
• Understanding of network basics (DNS, DHCP, VPN, TCP/IP)
• Experience with ticketing systems
• Basic understanding of cloud platforms (AWS / Azure / GCP)
• Basic understanding of GitHub access management
• Experience maintaining documentation
• Ukrainian required, basic English

Nice to have

• Experience with MDM solutions
• Experience with VPN or LDAP
• Administration experience in Atlassian, GitHub, AWS
• Interest or experience in security topics (Zero Trust, access control, endpoint security)

What we expect

• Ownership of operational tasks
• Ability to handle routine work and technical issues
• Structured approach to documentation and processes
• Proactive mindset and willingness to learn

We offer

• Competitive EUR salary
• Quarterly bonus system
• Flexible schedule
• Medical insurance
• Unlimited vacation and sick leave
• Budget for professional learning
• Modern hardware

RedCore is an international business group that creates technological solutions for digital markets. Our products and services cover fintech, marketing, e-commerce, customer service, communications and regulatory technologies.

We are looking for a SysOps Engineer to join our teams!

Requirements:
— 4+ years of experience as a Linux System Administrator/SysOps/DevOps Engineer
— Strong knowledge of Linux architecture and systems implementation
— Strong knowledge of IaC approach(Ansible, Terraform)
— Strong knowledge of maintaining and operating private clouds
— Strong knowledge of CI/CD approach and experience working with(GitLab CI, GitHub Actions)
— Automation skills using Bash/Python etc
— Good understanding of networking concepts and protocols
— Good understanding of observability stack(grafana, otel)
— Knowledge of virtualization solutions (libvirt, KVM, quemu)
— Knowledge of Kubernetes management
 

Will be plus:
— Common Linux certification like RHCSA or LPIC-1,2
— Networks operations

Soft Skills:
— Team player
— Critical Thinking
— Good communicator
— Open to challenges and new opportunities
— Thirst for knowledge
— Time Management
 

Responsibilities:
— Automation and IaC: author, review and maintain infrastructure as code (Ansible, Terraform), CI/CD pipelines, and automation scripts to reduce toil.
— Automation and improvement of current processes related to the administration and support of VM.
— Maintenance of standardized OS/software configurations (lifecycle management, creation of golden images).
— Optimizing resources and work on resource tagging to share the cost and plan for budgeting and reporting
— Troubleshooting and resolving incidents related to the holding's infrastructure.
— Maintaining and managing software upgrading, patching the kernel and errata patching.
— Backup and data protection: implement backup strategies, test restores, manage snapshot lifecycle and cross-region replication.
— Maintenance and improvement of current monitoring systems based on a proactive approach.
— Supporting the holding's infrastructure in accordance with IT security policies.
— Collaboration and documentation: produce runbooks, runbooks for playbooks, architecture diagrams, operational runbooks, and coordinate with other infrastructure teams.
— Maintain knowledge of industry trends and emerging cloud technologies to recommend best practices.
— Provide expert advice on cloud technologies, tools, and methodologies to enhance client operations and drive innovation.
 

Technical Stack:
— GitLab, GitLab-Ci
— Terraform, Ansible
— Grafana (Mimir, Loki, Tempo), Zabbix, Sentry, OpenTelemetry Collector
— Bash, Python

Our benefits to you:

☘️An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more

🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed

🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided

🏖Paid vacations, sick leave, personal events days, days off

💵Referral program — enjoy cooperation with your colleagues and get the bonus

📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences

🎯Rewards program for mentoring and coaching colleagues

🗣Free internal English courses

✈️In-house Travel Service

🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie / book / pets lovers and more

🎳Other benefits could be added based on your location

Rock&Apps is looking for experienced Atlassian Engineer🚀

As the number of our products continues to grow, our team keeps expanding, and our infrastructure is becoming more complex. We’ve reached the point where we need a specialist who can help us structure and automate this infrastructure.
We use Jira and Confluence as the central tools for managing our processes. Right now, our Atlassian setup is operating at a basic level, and we’ve reached the stage where we need an engineer who can help bring order to it and take automation to the next level.

Location: Anywhere
Job Type: Part-time, Freelance or Project based work
Seniority: Middle+

What you’ll do

- Administration of Jira Software, Jira Service Management, and Confluence Cloud 

- Configuration of field schemes, workflows, permission schemes, and automations 

- Integrations with Slack, Google Workspace, GitHub, and other systems 

- Development of dashboards, reports, SLAs, and analytics panels 

- License and role optimization, group and space management 

- User support and best-practice documentation

What we’re looking for

- Deep knowledge of Jira and Confluence administration 

- Experience in configuring and customizing Atlassian products to meet the organization's workflows and business requirements 

- Ability to design and implement workflows, issue types, custom fields, and screen layouts 

- Ability to evaluate and install plugins, ensuring compatibility and performance 

- Knowledge of Atlassian products' APIs and integration capabilities 

- Ability to integrate Atlassian products with other tools and systems using REST APIs, webhooks, and third-party integrations 

- Ability to develop simple automation workflows to streamline processes and improve productivity

Extra points if you have

- Experience with Atlassian Cloud API, Automation, and ScriptRunner 

- Understanding of ITIL processes, especially incident and change management 

- Skills in working with REST APIs, webhooks, and JSON

Tieto Tech Consulting, is looking for a highly skilled and motivated Middle/Senior Linux System Administrator (OpenShift, On-Prem), a professional who will join a project within a Telecom Team for our respectful client BICS.

Join the team of our customer BICS – a global telecommunication enabler with a physical network stretching through the globe! Grow your expertise through interacting with A-level mobile carriers from all over the world. Get your hands on the vast network with on land, underwater, and space points of presence.Join our decade-long partnership with BICS to ensure confidence in your future and long-term growth! TietoEvry-BICS team has been growing since 2010… and we are looking forward to grow with you!

• Develop your telecom expertise in diverse portfolio of BICS products, including Voice, Cloud, Signaling, LTE, IoT, etc.
• Enjoy unmatched growth opportunities with BICS vast network and customers around the world.
• Become a part of the international 24/7, follow-the-sun telecom team with presence from Brazil to Singapore.

Tietoevry - BICS team has been growing since 2010… and we are looking forward to growing with you!

Areas of Responsibility

• Engage with business stakeholders to gather requirements and design solutions that align with engineering standards and support business needs. 
• Design, implement, and manage Red Hat OpenShift clusters in on-premises (physical and virtualised) environments. 
• Take ownership of systems engineering projects related to OpenShift infrastructure. 
• Collaborate with development teams to containerize applications and optimize deployment and release workflows. 
• Build and maintain CI/CD pipelines using OpenShift and associated DevOps tools. 
• Automate operational and deployment tasks using Ansible and other scripting tools. 
• Perform patching and upgrades of OpenShift clusters, ArgoCD, GitLab CI, and related components in compliance with change-management procedures. 
• Design, implement, and maintain backup, disaster recovery, and redundancy strategies. 
• Participate in on-call / standby rotation to support critical platform and infrastructure services and ensure service continuity. 
• Support daily operations including trend analysis, root cause analysis, monitoring, troubleshooting, and resolution of platform issues to ensure high availability and reliability. 
• Implement and enforce security best practices, including RBAC, vulnerability management, and compliance controls. 
• Improve alerting, monitoring, and observability capabilities across OpenShift and related systems. 
• When OpenShift-related workload is limited, perform general system administration activities, including Linux server administration, infrastructure maintenance, and support of data center services as part of the infrastructure team. 
• Produce and maintain up-to-date documentation, including architecture diagrams, operational procedures, and runbooks. 
• Provide knowledge transfer, mentoring, and training to colleagues on OpenShift, GitLab, and related infrastructure technologies. 

Qualifications

• 3+ years of relevant professional experience or equivalent certifications (including Red Hat OpenShift), with at least 4 years in IT infrastructure or platform engineering.
• Proven hands-on experience deploying, operating, and maintaining OpenShift / Kubernetes platforms in enterprise or on-premise environments.
• Strong experience with CI/CD pipelines, particularly using GitLab CI and/or Jenkins.
• Solid background in Linux system administration, especially Red Hat Enterprise Linux (RHEL), including design and maintenance of enterprise Linux infrastructure.
• Practical experience with infrastructure automation using Ansible or similar tools.
• Scripting skills using Bash and/or Python for automation and operational tasks.
• Experience with GitOps practices and tools such as ArgoCD or Flux.
• Ability to document architectures, configurations, and standards, and to develop and maintain SOPs and technical documentation.
• Upper-intermediate level of English (both spoken and written).

Will be an advantage

• Bachelor’s degree in IT, Engineering or Computer Science.
• Familiarity with Infrastructure as Code tools such as Terraform is a plus.
• Experience working with virtualization platforms (e.g., VMware) is an advantage.
• Knowledge of ITIL Service Operations principles. 
• Experience with ArgoCD, monitoring/observability stacks (Prometheus, Grafana, etc.), or disaster recovery tooling (optional but valuable). 

Personality & Soft Skills

• Solution-oriented mindset. 
• Strong analytical and technical problem-solving abilities. 
• Ability to work autonomously with minimal guidance, operate at multiple levels of abstraction, and handle ambiguity effectively. 
• Ability to understand business drivers, stakeholder expectations, and translate them into technical solutions. 
• Ability to balance strategic considerations with operational practicality. 
• Excellent communication and collaboration skills; capable of influencing, guiding, and leading distributed technical teams. 
• Ability to produce high-quality architectural documentation and visual design diagrams (e.g., Visio). 
• Passionate about technology and its impact on business outcomes. 
• Highly motivated team player with a “can-do” attitude, dedication, transparency, and integrity. 
• Comfortable working in a multicultural, international environment. 

Банк «Південний» – один із лідерів фінансового ринку України, який займає третє місце у групі українських банків із приватним капіталом за розміром активів. Вже 32 роки «Південний» є надійним фінансовим партнером для для приватних та корпоративних клієнтів.
 

Команда «Південного» – це понад 1700 активних і цілеспрямованих співробітників по всій Україні. Чотири роки поспіль банк входить до рейтингу «50 найкращих роботодавців» за версією журналу Forbes.
 

Зараз ми шукаємо Solution Architect

Ми пропонуємо:

• Оформлення згідно КЗпП України;
• Нормований графік роботи;
• Конкурентну заробітну плату;
• Додатковий компенсаційний пакет (медичне страхування/вивчення іноземної мови/компенсацію абонементу у спорт зал);
• Корпоративного психолога;
• Можливість кар'єрного росту та розвитку;
• Можливість працювати в стабільній та професійній компанії з дружньою командою.

Що потрібно робити:

• Проектування архітектури: Розробка цільової архітектури рішень на базі Camunda BPM та її інтеграція в існуючий ландшафт банку;
• Інтеграційна стратегія: Створення схем взаємодії Camunda з ключовими системами: Core Banking (АБС Б2), CRM Siebel, Процесінг, DWH, OAS/BI, т.ін
• Знання технологій: Вибір методів інтеграції (REST, SOAP, MQ, gRPC) залежно від критичності процесів та навантаження;
• Робота з реєстрами: Проектування безпечних шлюзів для взаємодії з державними (Дія, ЄДР) та приватними (УБКІ, ПВБКІ) реєстрами;
• Стандартизація: Розробка внутрішніх стандартів моделювання (BPMN 2.0, DMN) спільно з BPM розробниками та вимог до коду і діаграм процесів.

Для цього знадобиться:

• Досвід від 3-5 років на позиції System/Solution Architect або Lead Developer у фінтех-проектах;
• Успішні проекти впровадження складних бізнес-процесів (кредитні конвеєри, онбординг клієнтів, фінансові операції);
• Вміння працювати з корпоративними інструментами проектування та документування (системи Enterprise Architect, фреймворк C4, Jira, Confluence, Swagger);
• Розуміння Agile, досвід роботи по методології Kanban.

Технічні вимоги:

• Глибокі знання Camunda 8. Розуміння життєвого циклу процесу, обробки помилок та оптимізації продуктивності. Можливості інтеграції з моделями ШІ;
• Досвід роботи з Java/Spring Boot (основний інструмент розробки мікросервісів REST, JobWorker);
• Практичний досвід побудови Event-driven архітектури (RabbitMQ) та класичних API (REST, SOAP);
• Розуміння принципів роботи Core Banking (транзакційність, операційний день) та Processing Center (ISO-8583, еквайринг);
• Оптимальні методи передачі даних в DWH для побудови звітності в системі OAS/BI. Використання ODI (Oracle Data Integrator), Golden Gate;
• Досвід роботи з протоколами автентифікації та авторизації (Kerberos, OAuth2, OpenID Connect), реалізація SSO (Single Sign On);
• Розуміння принципів Microservices та Cloud-native архітектури (Docker, Kubernetes).

Буде перевагою:

• Досвід міграції з монолітних систем на мікросервісну архітектуру.
• Розуміння специфіки українського банківського законодавства та вимог НБУ щодо захисту даних.
• Сертифікація Camunda.
  
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