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# Third Line Citrix SME - SC Clearance fully transferable

- **Company:** Randstad UK
- **Location:** Penwortham, United Kingdom
- **Salary:** £130,000 - £143,000
- **Contract:** Temporary to permanent
- **Skills:** Microsoft Windows, Active Directory, Business Analytics Applications, Cloud Computing, Hyper-V, Citrix XenApp, Citrix Systems, Performance Tuning, User Environment Management, Virtualization Technology, Xen Servers, SC Clearance, Xendesktop, Server Operating Systems & Platforms, Citrix Netscaler, Vmware
- **Published:** November 2, 2026
- **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=3043626618-2

## About the Role

We are looking for an experienced and highly skilled Third Line Citrix Subject Matter Expert (SME) to join our onsite support team. Servicing as a key technical authority for our Citrix infrastructure, you will play a crucial role in maintaining platform stability, driving performance optimization, and supporting strategic scalability initiatives across our UK Secure Client environments., * Demonstrated background operating in a 3rd Line Support or SME capacity.

 * In-depth technical knowledge of Citrix Virtual Apps and Desktops, Citrix Cloud, NetScaler ADC, and Workspace Environment Management (WEM).
 * Proficiency in Windows Server environments, Active Directory, Group Policy (GPO), and FSLogix profile management.
 * Solid understanding of client operating systems, specifically Windows 10 and Windows 11.
 * Experience with virtualization and endpoint operational platforms such as VMware, Hyper-V, XenServer, and Ivanti.
 * Strong grounding in ITIL frameworks and enterprise IT support methodologies.
 * Desirable: Working knowledge of the UK Secure Paradox solution (Becrypt).

Desirable: Exposure to analytics platforms like SysTrack or Nexthink (training can be provided).

## Description

As a multi-skilled 3rd Line Specialist, you will oversee the maintenance, expansion, and high-tier support of customer environments to ensure a seamless end-user experience. This position requires a proactive problem-solver who takes ownership of complex technical challenges, delivers robust solutions, and places customer satisfaction at the forefront. The position is primarily onsite in Preston., * Serve as the primary technical escalation point and SME for Citrix infrastructure, including XenApp, XenDesktop, Citrix Cloud, and NetScaler ADC.

 * Provide advanced 3rd-line technical support for complex incidents, escalations, and problem management lifecycles.
 * Lead troubleshooting and root-cause analysis efforts for critical issues across all Citrix platforms.
 * Configure, optimize, and maintain Citrix policies, profile management, and overall end-user experience settings.
 * Partner with architecture and engineering teams to design, build, and deploy robust Citrix solutions.
 * Execute regular patching, component upgrades, and platform migrations across the Citrix estate.
 * Proactively address defect management and lead technical assurance activities to prevent recurring issues.
 * Engage confidently with internal teams, cross-capability groups, account leads, and external customer stakeholders.
 * Uphold high standards of customer service and comply strictly with ITIL and service management principles.