IT Infrastructure Security Engineer

Company: TRIA
Apply for the IT Infrastructure Security Engineer
Location: Greater London
Job Description:

A leading professional membership and standards body is seeking an experienced IT Infrastructure & Security Engineer to support and enhance a modern hybrid IT environment. This hands‑on role combines infrastructure operations, cybersecurity engineering, disaster recovery readiness, and vendor management.

Key Responsibilities

  • Manage and optimise on‑prem and cloud infrastructure (servers, networks, storage, endpoints).
  • Support deployments, patching, identity management (AD / Azure AD), and operational automation.
  • Oversee backups, disaster recovery, business continuity, and major incident resolution.
  • Monitor and respond to SIEM/EDR alerts; conduct vulnerability scanning and remediation.
  • Maintain firewalls, endpoint protection, and security controls; support Cyber Essentials+ compliance.
  • Collaborate with IT, Digital Transformation, Data teams, and third‑party suppliers.

Skills & Experience

  • ITIL Foundation and Microsoft MCSE (or equivalent).
  • Strong experience with Azure, Office 365, Active Directory, VMware, Windows Server, SCCM, and PowerShell.
  • Solid understanding of networks, hybrid cloud environments, and mobile device management.
  • Solid understanding of Cyber Security and its relevant frameworks – Cyber Essentials +, ISO and NIST.
  • Strong troubleshooting, documentation, and stakeholder communication skills.
  • Proactive, detail‑oriented, able to work under pressure and manage multiple priorities.
  • Cisco certifications highly desirable.

Why Apply?

  • Influence the organisation’s infrastructure and cybersecurity direction.
  • Work within a collaborative, forward‑thinking environment.
  • Opportunities for continuous learning and professional development.
  • Hybrid working with occasional travel.

The role requires just 1 day a month onsite with easy access to transport links

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Posted: March 20th, 2026