VMware Horizon VDI Engineer (Active SC Clearance)

About the role

We are looking for an experienced VMware Horizon VDI Engineer with Active SC Clearance to join our operational support team in Central London. The role is hybrid (50% onsite, 50% remote) and focuses on the administration, upgrade, maintenance and ongoing support of a critical Omnissa Horizon VDI environment.

Key responsibilities

• Administer and support the Omnissa Horizon VDI platform, ensuring stability and performance.
• Perform system maintenance, patching, upgrades and configuration changes.
• Monitor platform health, investigate incidents and conduct root‑cause analysis.
• Maintain service levels in collaboration with infrastructure and support teams.
• Produce and keep technical documentation up to date.

Required profile

• Active SC Clearance (mandatory).
• Strong background in VMware/Omnissa Horizon administration and BAU support.
• Proven experience with Horizon upgrades and maintenance in enterprise environments.
• Excellent troubleshooting and problem‑solving abilities.
• Experience working in secure or regulated settings.

Required skills

• VMware Horizon / Omnissa Horizon
• VCF (VMware Cloud Foundation) – desirable
• NSX – desirable
• ESXi and vCenter administration
• Windows Server and Active Directory
• Profile management and end‑user computing technologies