Senior Systems Administrator

3 days ago

Bath, Bath and North East Somerset, United Kingdom Experis UK Full time

Senior Systems Administrator (Contract)

Rate:
£500–£600 per day (Umbrella) –
Inside IR35

Duration:
12 months

Location:
Somerset

Working model:
Hybrid (2–3 days on-site per week)

Clearance:
Active SC required

We're recruiting for an experienced
Senior Systems Administrator
to join a high-performing technical operations team supporting and improving a complex enterprise infrastructure estate. You'll provide hands-on 3rd line support, lead platform enhancements, and contribute to the design and delivery of resilient, secure services across on-prem and cloud.

The role

  • Provide
    3rd line
    support across core infrastructure platforms (server, storage, networking, cloud).
  • Design, configure, test and implement improvements to meet complex business and operational needs.
  • Maintain operational health across
    availability, performance, security, patching, backup/restore
    and resilience.
  • Work closely with technical teams, service management and vendors to resolve high-impact incidents and deliver changes.
  • Produce documentation, standards and operational procedures to support audit and governance.
  • Participate in an
    on-call rota
    for out-of-hours support.

Key technologies

  • Windows Server 2016/2019+
  • Microsoft Hyper-V
    / enterprise virtualisation
  • Active Directory
    , File Services,
    SCCM
    ,
    DHCP
    , Failover Clustering
  • NetApp
    or equivalent enterprise storage
  • Exchange / Office 365 hybrid
    environments
  • PowerShell
  • Linux
  • IP networking
    / troubleshooting
  • Cloud:
    Azure
    ,
    AWS
    ,
    Google Cloud
  • Containers (cloud or on-prem)

What we're looking for

  • Strong background in
    enterprise server and storage
    administration at a senior/technical lead level.
  • Proven experience designing and delivering infrastructure improvements in complex environments.
  • Solid understanding of
    IT security best practice
    within regulated/government-style settings.
  • Skilled at root cause analysis and implementing proactive fixes that reduce incident volume.
  • Comfortable engaging both technical and non-technical stakeholders.

Desirable

  • Experience building admin tooling/automation or scripting beyond day-to-day ops.
  • Exposure to broader architecture or technical assurance activities.

Additional info

  • This is a
    long-term contract
    with a mix of BAU and project-based platform improvement.
  • The team environment is collaborative, with scope to lead on technical decisions and service enhancement.

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