Infrastructure Support Engineer — Hybrid, Security‑Focused

Annsummers.com; United Kingdom; Hybrid; GBP 42,000 - 64,000; Full time

Benefits offered by this job

50% staff discount

Birthday day off

Social events

Annual leave + purchase scheme

Job summary

Ann Summers is seeking an Infrastructure Support Engineer for hybrid work with 2 days at the head office in Whyteleafe and 3 days from home. You’ll be the escalation expert for infrastructure issues, supporting Windows Server, AD, Entra ID, and Microsoft 365 while improving security and resilience across cloud and on‑prem environments.

You will monitor, patch and back up systems, collaborate with teams, and mentor IT staff, contributing to a secure and high‑performing technology estate.

Qualifications

• Experience providing infrastructure support across large IT environments.
• Knowledge of Windows Server, Active Directory and Microsoft 365.
• Understanding of identity services (Entra ID) and cloud platforms.
• Familiarity with security, incident response and patching processes.

Responsibilities

• Serve as the go-to escalation point for complex infrastructure issues.
• Investigate incidents, perform root-cause analysis and drive resolution.
• Manage core infrastructure and cloud services, including AD/Entra ID and M365.
• Monitor health, performance and security, and coordinate recovery activities.
• Mentor Service Desk staff and document best practices.

Skills

Infrastructure Support

Calm under pressure

Communication skills

Ownership mindset

Tools

Windows Server

Active Directory

Microsoft Entra ID

Microsoft 365

Networking

Endpoint management

Virtualisation

Job description

Ann Summers is seeking an Infrastructure Support Engineer for hybrid work with 2 days at the head office in Whyteleafe and 3 days from home. You’ll be the escalation expert for infrastructure issues, supporting Windows Server, AD, Entra ID, and Microsoft 365 while improving security and resilience across cloud and on‑prem environments.

You will monitor, patch and back up systems, collaborate with teams, and mentor IT staff, contributing to a secure and high‑performing technology estate.