Network & Systems Administrator

Location: Winnersh, UK
Work Model: On-site role, with the possibility of 1 day per week working from home after the successful completion of the trial/probation period

The Network & Systems Administrator Engineer provides hands-on IT support and maintains the local IT infrastructure for the Winnersh office of approximately 40 employees, in line with IDEMIA standards and service-level agreements. The role ensures system availability, security, and a high level of user satisfaction while coordinating with internal IT teams and external partners.

• Provide Level 1 and Level 2 IT support to end users at the Winnersh site, including incident resolution and request management
• Log, categorise, prioritise, and resolve incidents and service requests using the approved ITSM tool, ensuring SLA adherence
• Deliver day-to-day on-site IT support for office users, systems, and devices
• Install, configure, and maintain operating systems, applications, and hardware
• Manage desktop devices, printers, servers, and IT assets (hardware, software, licenses)
• Administer Active Directory, user access, and permissions in line with security policies
• Support and monitor server infrastructure, virtualization (VMware), and network systems
• Ensure system availability, security, backups, patching, and firmware updates
• Coordinate with external vendors and internal IT teams for issue resolution and IT projects
• Document procedures, provide user guidance, and support knowledge transfer
• Contribute to IT improvement initiatives and local/global IT projects
• Maintain accurate asset and configuration records in line with Service Asset and Configuration Management

• Act as the local IT and infrastructure point of contact for the Winnersh/UK office
• Coordinate with central IT, infrastructure, and IT teams on security and service delivery matters, adhering to corporate requirements
• Work with third-party suppliers in line with ITIL Supplier Management, including vendors supporting virtualization platforms and infrastructure services
• Escalate complex or high-impact incidents while retaining ownership through resolution

Technical Skills

• Strong knowledge of Windows operating systems; exposure to Microsoft 365 or equivalent enterprise platforms will be advantageous
• Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs, Wi-Fi) including network hardware installation and commissioning
• Experience working with ITSM tools in an ITIL-based environment
• Windows & Linux environments
• Active Directory & user management
• Hands-on experience with virtualization technologies (e.g. VMware vSphere, Microsoft Hyper-V, or equivalent)
• Hands-on experience with PGP encryption technologies (e.g. GnuPG, Symantec PGP, or equivalent)
• Familiarity with endpoint security, patch management, and backup solutions
• Any working knowledge of ISO/IEC 27001, particularly controls related to access control, cryptography, and system security
• Hardware & software lifecycle management
• Firewall knowledge (advantage)

Soft Skills

• Strong problem-solving and troubleshooting skills
• Customer-focused mindset with a hands-on approach
• Clear communication and teamwork
• Good time management and ability to work autonomously

Experience & Education

• 2–5 years of relevant enterprise IT support and systems administration experience
• Professional IT qualification or equivalent practical experience

Security Requirement

• Baseline Security Clearance (or eligibility to obtain)