Senior Citrix Engineer

Sii Ukraine is a subsidiary of Sii Poland — the leader in IT, engineering, and consultancy services with over 7500 IT experts in Poland and more than 250 prestigious customers. We are looking for ambitious and top-quality professionals to join our project teams.

Join us as an experienced Citrix Engineer and take ownership of troubleshooting and stabilizing a business-critical Citrix environment. You will work hands-on with complex infrastructure issues, identify root causes, implement sustainable solutions, and collaborate with internal teams, external partners, and Citrix Support to ensure a stable and reliable production environment.

Your responsibilities:

• Troubleshoot and resolve complex issues across the Citrix environment, including Cloud Connector, License Server, PVS, and VDA.
• Investigate session freezes, unregistered VDAs, connectivity issues, and other Citrix-related incidents.
• Perform root-cause analysis and implement sustainable fixes to improve environment stability.
• Identify whether issues originate from Citrix or underlying infrastructure components, including network and DHCP.
• Support testing activities and ensure production readiness of implemented solutions.
• Monitor and troubleshoot dependencies between Citrix components and the broader infrastructure.
• Collaborate with internal infrastructure teams, external partners, and Citrix Support on critical incidents.

• Document findings, solutions, and troubleshooting procedures to support ongoing environment stability.

   

What we're looking for:

• Strong hands-on experience supporting and troubleshooting complex Citrix environments.
• Practical experience with Citrix Provisioning Services (PVS), Virtual Delivery Agent (VDA), Cloud Connector, and License Server.
• Solid experience with Citrix Virtual Apps and Desktops environments.
• Advanced troubleshooting and root-cause analysis skills, including experience with production incidents.
• Good understanding of networking and infrastructure dependencies, including DHCP and related services.
• Ability to quickly understand an existing environment and independently diagnose and resolve technical issues.
• Experience working with business-critical production environments.
• Strong problem-solving skills and the ability to collaborate effectively with technical teams and external support partners.