SME - Citrix Server

Job Summary

We are looking for an experienced Senior Citrix L2 Engineer with around 10 years of hands-on experience administering, supporting, and optimizing enterprise Citrix environments. The role will be responsible for advanced administration and troubleshooting of Citrix Virtual Apps and Desktops, application and desktop delivery, Citrix Cloud, profile management, image management, Citrix Gateway/NetScaler, infrastructure monitoring, performance optimization, patching, upgrades, and technical incident resolution. The engineer will act as a senior technical escalation point for L1/L2 operations, provide technical leadership during critical incidents, perform root cause analysis, drive automation and service improvements, and work closely with Windows, Active Directory, network, cloud, virtualization, security, storage, application, and database teams. The ideal candidate should have strong experience supporting large-scale on-premises, cloud, and hybrid Citrix environments, with strong troubleshooting, PowerShell automation, and stakeholder-management capabilities.

Key Responsibilities

Citrix Platform Administration Administer and support enterprise Citrix Virtual Apps and Desktops environments. Manage key platform components including Delivery Controllers, StoreFront, Citrix Director, Citrix Studio, VDAs, Machine Catalogs, Delivery Groups, and Citrix Gateway/NetScaler. Perform platform health checks and proactively identify availability, performance, and capacity risks. Manage Citrix policies, application assignments, desktop delivery, session configurations, and user entitlements. Maintain operational stability and availability of the Citrix infrastructure. 2. Advanced Incident & Escalation Management Act as a senior technical escalation point for complex Citrix incidents that cannot be resolved through standard L1/L2 troubleshooting. Troubleshoot complex application launch, desktop launch, VDA registration, session, authentication, connectivity, and performance problems. Provide technical support for high-priority and major Citrix incidents. Coordinate troubleshooting across network, Windows, Active Directory, virtualization, storage, application, database, and security teams. Escalate product-level issues to L3 engineering or the appropriate technology vendor with complete diagnostic information. 3. Citrix Performance & User Experience Analyze slow logons, session latency, application performance, profile loading, resource utilization, and user-experience issues. Troubleshoot disconnected, hung, unresponsive, or failed Citrix sessions. Analyze infrastructure and session data using Citrix Director and other enterprise monitoring tools. Investigate bottlenecks across Citrix, Windows OS, virtualization, network, storage, and application dependencies. Recommend configuration, capacity, or infrastructure improvements to enhance service performance. 4. Application & Desktop Delivery Manage enterprise application and virtual desktop delivery through Citrix. Configure and maintain Machine Catalogs, Delivery Groups, application assignments, and associated policies. Support new application onboarding and application changes. Troubleshoot application compatibility and application-launch problems. Perform technical validation following application, image, OS, or infrastructure changes. 5. Profile & User Environment Management Administer and troubleshoot Citrix Profile Management and related user-environment configurations. Resolve profile corruption, slow profile loading, authentication, user-settings, and logon-duration issues. Review profile exclusions and configuration to improve user experience. Troubleshoot Group Policy and Active Directory-related dependencies affecting the Citrix user environment. 6. Image, VDA & Provisioning Management Maintain Citrix master/golden images and associated configurations. Install, configure, troubleshoot, and upgrade Citrix Virtual Delivery Agents. Manage image updates involving Windows patches, applications, security agents, and Citrix components. Support Machine Creation Services (MCS) and applicable provisioning technologies. Troubleshoot VDA registration, machine provisioning, power-management, image deployment, and catalog issues. Coordinate controlled image rollout and rollback when production issues are identified. 7. Citrix Gateway / NetScaler Support Provide advanced operational support for Citrix Gateway/NetScaler. Troubleshoot authentication, remote access, SSL/TLS, certificate, connectivity, load-balancing, and Gateway-related issues. Support certificate renewal and planned NetScaler configuration changes. Work with network and security teams to diagnose firewall, routing, proxy, load-balancing, and secure-access issues.

Skill Requirements

Coordinate complex ADC engineering changes with L3/platform engineering teams. 8. Citrix Cloud & Hybrid Environment Support Administer and support environments involving Citrix Cloud and on-premises Citrix infrastructure. Troubleshoot connectivity and service dependencies between Citrix Cloud and resource locations. Support virtual desktops and applications hosted in public-cloud environments such as Microsoft Azure. Assist with migrations and operational transitions between traditional on-premises and cloud/hybrid Citrix environments. 9. Windows, Active Directory & Group Policy Integration Troubleshoot Citrix dependencies involving Windows Server, Active Directory, Group Policy, DNS, certificates, authentication, and user access. Analyze GPO-related application, session, desktop, profile, and performance issues. Troubleshoot authentication and authorization problems affecting Citrix access. Coordinate with Windows and identity teams for complex directory-service or OS-related issues. 10. Virtualization Infrastructure Support Citrix workloads hosted on VMware vSphere/ESXi, Microsoft Hyper-V, or applicable cloud compute platforms. Troubleshoot VM resource, availability, storage, and performance issues