Lead System Administrator (offline)

Requirements

Qualifications and experience we expect you to have

- Expertise in troubleshooting and high critical/load IT environments
- Administration of Linux (Ubuntu) servers, Windows server environments
- Experience in installing, configuring, and maintaining services such as -MySQL, Apache, and NGINX
- Experience with scripting for Linux (bash), Windows (PowerShell), Python, and version control (Git)
- Knowledge of Cloud technologies (AWS, GCP services)
- Experience with tools like CI/CD (Jenkins/TeamCity), Ansible
- Deep knowledge of containers and orchestration tools (Docker)
- Proven understanding of OSI model, TCP/IP, DNS, DHCP, NAT, VLAN, routing, 802.11b/g/n/a/ac, 802.1X, 802.3at/af, security- related protocols (SSH, HTTPS, IPsec, etc.) and related networking protocols and, technologies

It would also be great if you have
- Good written English
- Ability to build and monitor services on production servers
- Knowledge of SSL/TLS Protocols (securing servers, generating, and validating certificates)
- Strong understanding of operational practices around performance monitoring, fault monitoring and general tools related to system management (Prometheus, ELK Stack, Wireshark, Grafana)
- Strong understanding of modern operating environments and disciplines: firewalls, proxies, certificates, network, security, etc.
- Ability to design and implement Disaster Recovery, failover

Benefits
- Professional and personal growth (leading-edge work with like-minded capable people whom you can learn from)
- Flexible business hours
- 18-20 paid time off days per year
- 5 absence due to illness days and 21 day of extraordinary medical leave per year
- Medical Insurance and Healthcare Kit
- Extensive corporate professional training programs, workshops and conferences
- Team buildings, corporate parties and Dev.Pro Hangouts

About Refer.Dev

ReTech - IT Recruitment Agency in Ukraine.

Company website:
https://retech.agency/#body

DOU company page:
https://jobs.dou.ua/companies/retech-it-recruitment-technical-agency/