Position: Senior Systems Administrator
Location: Cambridge
Day Rate: £40 p/h inside IR35
A central government organisation is seeking a Senior Systems Administrator to provide advanced technical leadership across infrastructure, cloud, security and systems operations.
Core Technical Responsibilities
Systems Administration
* Manage and optimise on-prem and cloud-hosted systems in line with best practice.
* Perform advanced daily monitoring of servers, hardware, and key services.
* Oversee lifecycle management of IT assets and third-party devices.
* Embed automation and good practice across systems and processes.
Security & Compliance
* Conduct vulnerability scanning and manage remediation activities.
* Operate security control tools to protect corporate assets.
* Maintain patching, BIA/BCP and recovery processes.
* Enforce security and information governance standards.
Cloud & Identity Management
* Administer cloud environments in partnership with suppliers.
* Manage Microsoft 365 services (SharePoint Online, Teams).
* Oversee Identity & Access Management via MS Entra ID (provisioning, conditional access, MFA).
* Lead the organisation's System Maturity Framework.
Networking & Infra...