Salary: £65,000 - 85,000 per year Requirements: Strong Windows Server experience Excellent troubleshooting ability Experience with Active Directory, Group Policy, replication, certificates, and infrastructure dependencies Familiarity with VMware, Hyper-V, or Azure Local (not mandatory but useful) Experience with Citrix, SCCM/MECM, Exchange, Thycotic, Zabbix or other enterprise monitoring tools (not mandatory but useful) Ability to work in Agile environments Willingness to travel within Europe as required Responsibilities: Lead troubleshooting across Windows Server environments Act as a senior escalation point for complex infrastructure issues Support projects involving virtualisation and hyper-converged infrastructure Contribute to the move from VMware towards Azure Local Work across technologies including server, storage, file, email and collaboration systems Help define technical priorities, improvements, and roadmap activity Mentor other IT Administrators within the team Support security, resilience, capacity, and regulatory requirements Research new technologies and recommend practical, cost-effective solutions Technologies: Active Directory Azure Citrix Hyper-V Support Security VMware Windows Zabbix Cloud LESS More: We are a global technology business seeking a Lead Windows Server Administrator to tackle complex Wintel infrastructure issues. Located in Southampton, this office-based role offers a competitive salary of £65,000 - £85,000, plus benefits such as up to 26 days holiday, additional celebration days, pension contributions, a share purchase scheme, and private healthcare. You will join a sizable and established technology environment, participating in exciting projects like our transition to Azure Local and infrastructure integration across newly acquired sites. last updated 19 week of 2026