Posted 21 July, 2026
VDI Engineer
Solutions Through Knowledge
London, ENG, GB
Full Time
Job Description
Job title: VMware / Omnissa Horizon Engineer - Active SC ClearanceStart date: Flexible, can allow for notice periodDuration: 6-12 months initiallyLocation: Hybrid - Central London (50/50 split)Salary: £380 per day - Inside IR35Standard hours: Monday to Friday 9am-5pmOverviewWe are seeking an experienced VMware Horizon VDI Engineer who possesses Active SC Clearance, to join an operational support team responsible for the administration, upgrade, maintenance and ongoing support of a critical VMware Horizon VDI environment (now Omnissa Horizon).This is a hands-on BAU & project role focused on ensuring platform stability, availability and performance within a secure environment, where aside from Omnissa Horizon, VCF and NSX skills are a nice to have.Key Responsibilities\n
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- Administration and support of the Omnissa Horizon VDI platform \n
- Performing system maintenance, patching, upgrades, and configuration changes \n
- Monitoring platform health and investigating issues \n
- Incident resolution and root cause analysis \n
- Supporting the ongoing availability and performance of the Horizon VDI environment \n
- Working closely with infrastructure and support teams to maintain service levels \n
- Producing and maintaining technical documentation where required \n
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- Active SC Clearance is essential \n
- Strong experience administering and supporting VMware/Omnissa Horizon environments \n
- Experience performing Horizon upgrades and maintenance activities \n
- Proven background in VMware/Omnissa Horizon BAU support, maintenance, and upgrade activities \n
- Experience supporting VDI platforms within enterprise environments \n
- Strong troubleshooting and problem-solving skills \n
- Experience working within secure or regulated environments \n
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- VCF (VMware Cloud Foundation), NSX, ESXi, and vCenter administration \n
- Windows Server and Active Directory \n
- Profile management and end-user computing technologies \n
- Experience supporting large virtual desktop estates \n
