Senior Systems Engineer

Overview

Join to apply for the Senior Systems Engineer role at Legal 500
.

About the role and the impact you will have in shaping and owning our modern cloud environment and infrastructure.

We’re looking for a Senior Systems Engineer to take ownership of our modern cloud environment and lead key infrastructure projects. This is a hands-on technical role where you’ll design and deliver practical solutions across Microsoft 365
, Azure/Entra , and core infrastructure, while helping us retire legacy systems. You’ll act as a role model for junior engineers and play a pivotal part in shaping our technology roadmap.

• Lead administration and optimisation of Microsoft 365, Entra /Azure AD, Conditional Access, PIM, Intune, Autopilot and other cloud services.
• Drive infrastructure modernisation, including retirement of legacy AD, SMB and virtualisation workloads.
• Act as the senior escalation point for complex incidents, providing structured troubleshooting and root cause analysis.
• Own delivery of technical projects end-to-end, including identity uplift, passwordless rollout, security improvements, automation and SaaS integrations.
• Produce and maintain technical standards, architecture notes, runbooks and post-incident reviews.
• Mentor junior engineers and collaborate across teams to ensure solutions are secure, scalable and aligned to business needs.

• Strong experience with Microsoft 365 and Azure/Entra .
• Solid understanding of identity, access governance and security controls.
• Proven ability to deliver technical projects end-to-end.
• Skilled in Intune, Autopilot and modern device management.
• Good networking fundamentals (routing, VPN, Wi-Fi).
• Competent in Power Shell scripting for automation and tooling.
• Clear communicator with a calm, methodical approach to problem-solving.

• Screening with Talent team
• 1st stage - IT Manager
• 2nd stage - Panel

• Mid-Senior level

• Full-time

• Information Technology and Engineering

• Research Services