The opportunity

We are looking for a Senior Systems Engineer to join our IT Department in Watford. This is a hands-on role with responsibility for the stability, security, and continuous improvement of our internal systems. You will support day to day operations, lead assigned projects, and work closely with stakeholders across the business to deliver practical, reliable improvements.

What you will be doing

• Build, maintain and support secure, compliant business systems.
• Own and improve core IT services across Microsoft 365 and on-prem infrastructure.
• Administer and support virtualised environments, server platforms, and identity services.
• Manage endpoint and device configuration to support secure and consistent user experiences.
• Maintain backup and recovery capability, including verification of successful restores.
• Support governance activities and contribute towards ISO requirements and internal controls.
• Work with other departments to improve processes, increase efficiency, and deploy enhancements.
• Take ownership of allocated projects, driving delivery through to completion.
• Maintain clear documentation and follow internal procedures and policies.

Essential skills and experience

We are looking for strong, practical experience across most of the following areas:

Virtualisation and infrastructure

• Hyper-V and virtualisation
• Windows Server administration and troubleshooting
• Active Directory administration and group policy

Microsoft cloud and endpoint management

• Office 365 and Microsoft 365 administration
• Microsoft Intune device and endpoint management

Email security

• Mimecast administration and support, including email security and continuity or archiving

Backup and recovery

• Backup solutions such as Veeam and or Acronis, including recovery testing and operational ownership

Collaboration and networking

• SharePoint administration, development and support
• Networking fundamentals including VLANs and practical fault finding

Beneficial experience

• Experience supporting ISO governance, evidence gathering, or audit readiness
• Exposure to CCTV, Access Control or Intruder systems, particularly where IT and security systems intersect

What we value

You are proactive, organised, and committed to quality. You enjoy learning new technologies and improving how systems operate. You take a logical approach to problem solving, communicate professionally, and are comfortable taking ownership of projects and day to day responsibilities.