Our client, a prominent player in the Defence & Security sector, is seeking an Information Technology Infrastructure Manager to join their team in Bristol. This permanent, hybrid role requires an experienced IT professional to take ownership of on-site IT infrastructure, acting as the infrastructure lead without line management responsibilities. Eligibility for SC clearance is required.
Key Responsibilities
* Infrastructure & Server Management
o Full ownership of on-premise Windows-based infrastructure
o Administration and maintenance of:
+ Windows Server environments
+ Active Directory and Group Policy
+ File and application servers
+ Virtualisation platforms (e.g. VMware or Hyper‑V)
o Act as senior escalation for infrastructure‑related issues
* Server Room & Data Centre
o Day‑to‑day responsibility for the server room/data centre
o Manage hardware lifecycle, upgrades, and capacity planning
o Liaise with third‑party suppliers and support partners when required
* Business Continuity & Disaster Recovery
o Take control of Business Continuity and Disaster Recovery
o Ensure backups are monitored, tested, and recoverable
o Maintain and improve DR documentation and processes
o Provide calm, structured technical leadership during incidents
* Proactive Improvement & New Technology
o Continuously look for opportunities to improve infrastructure stability, security, and performance
o Stay current with relevant technologies and assess what the business could benefit from
o Proactively plan and implement appropriate upgrades or improvements
* Operational & End‑User Support
o Provide hands‑on support where required, including hardware and peripheral issues (e.g. printers)
o Work closely with the wider IT team while operating with a high level of autonomy
Job Requirements
* Strong background as a Senior IT Engineer/Infrastructure Engineer
* Extensive experience supporting Windows Enterprise environments
* Proven experience owning and maintaining on‑premise infrastructure
* Experience with server rooms or data centre environments
* Demonstrated ability to work proactively and independently
* Comfortable operating between IT Engineer and IT Manager level
Security & Eligibility
In line with baseline security requirements, successful candidates must be eligible for SC clearance and able to provide evidence of identity and right to work in the UK.
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