Senior IT Systems Engineer

  • Agilis Search
  • Chelmsford, Essex
  • 21/10/2025
Full time Information Technology Telecommunications

Job Description

Agilis Search is proud to be partnering with an established and growing business in Chelmsford who are looking for a Senior IT Systems Engineer to join them on a permanent basis due to growth.

As a Senior IT Infrastructure and Systems Engineer in this highly successful organisation, you will take technical ownership of core systems and drive improvements across infrastructure, cloud, and cybersecurity.

This is a hands-on senior role for someone who thrives on solving complex challenges, mentoring others, and shaping IT standards in an evolving and ambitious organisation.

What You'll Do

  • Lead the management and development of a hybrid IT estate, ensuring performance, security, and resilience.
  • Oversee Windows Server, Active Directory, Intune, Azure, and virtualisation platforms (Hyper-V, SAN).
  • Drive improvements in monitoring, patching, backup (Veeam), and disaster recovery.
  • Act as the technical lead for security configuration, incident response, and compliance (Cyber Essentials, GDPR).
  • Provide 3rd Line technical support and mentor engineers in system administration and security best practice.
  • Collaborate with senior Stakeholders on system upgrades, automation, and business continuity planning.

What You'll Bring

  • Strong expertise in Windows Server, Active Directory, Azure, Hyper-V, and Veeam.
  • Solid understanding of cybersecurity, identity management, and vulnerability management.
  • Proven troubleshooting and documentation skills.
  • Experience supporting multi-site or hybrid environments.

Desirable:

  • Certifications (e.g. Microsoft, CompTIA, or cybersecurity)
  • PowerShell scripting, networking (Barracuda, Ubiquiti), or Linux experience.

If you're interested in taking a lead role in building a secure, scalable, and future-ready IT environment, while driving operational excellence and innovation, then please get in touch with Matt to discuss further.

We look forward to your application!