3rd Line Support Engineer

3rd Line Support Engineer

London Onsite 5 days/week

Be part of a trusted technology provider delivering critical infrastructure across the UK's commercial and public sectors. Support systems that underpin banking, energy, government, and retail services, helping millions of people every day.

• Troubleshoot infrastructure issues (Windows, RHEL, SAN, GPOs, WSUS, AD, App Locker, etc.)
• Collaborate with Network, Engineering, and SOC teams to resolve end-user impacts
• Work directly with client leads on escalated incidents
• Maintain test and live environments, including patching and updates (Anti-Virus, WSUS, RHEL, etc.)
• Manage PKI certificates and SIEM tooling
• Support Engineering and Test teams
• Perform AD administration (accounts, groups, memberships, permissions)

• Infrastructure: VMWare vSphere, Windows Server, Windows AD, DNS, WSUS, RDS, McAfee, RHEL
• Experience supporting enterprise infrastructure environments
• Strong troubleshooting and problem‑solving skills

• SharePoint, SQL, Exchange, CAS
• Familiarity with PKI, SIEM, or security-focused tooling
• SQL server skills

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.