Senior Infrastructure Engineer

InvitISE Ltd; Fenny Stratford; Hybrid; GBP 101,000 - 132,000; Full time

Job summary

InvitISE Ltd in the UK is recruiting a Senior Infrastructure Engineer to manage cloud and on‑premises infrastructure with a focus on Azure Arc, AMAs, and XDR/EDR deployment. This role requires DV clearance eligibility and a hybrid work pattern in Milton Keynes or London.

The contract is for six months, with responsibilities spanning security, monitoring, and enterprise platforms across Azure and on‑prem environments.

Qualifications

• Experience administering Microsoft Azure and Azure Arc-enabled servers.
• Experience with Azure Monitor Agent (AMA), Azure Monitor, and Log Analytics Workspaces.
• Experience deploying XDR/EDR agents across Windows and Linux environments.
• Windows Server administration experience, including Active Directory, DNS, DHCP, and Group Policy.
• Linux server administration experience.
• PowerShell and Bash scripting skills.
• Solid networking fundamentals, including TCP/IP, DNS, routing, VPNs, firewalls, and proxies.
• Experience with Azure networking, including VNets, NSGs, and Private Endpoints.
• Hold or be eligible to obtain DV clearance.
• Experience with Microsoft Defender XDR, CrowdStrike, SentinelOne, or Cortex XDR is beneficial.
• Familiarity with Intune, SCCM, Ansible, Terraform, Bicep or ARM templates, Microsoft Entra ID, and Defender for Cloud is beneficial.

Responsibilities

• Support enterprise infrastructure platforms across on‑premises and Azure environments.
• Onboard Windows and Linux servers to Azure Arc.
• Deploy Azure Monitor Agent (AMA).
• Roll out and maintain XDR/EDR security agents at scale.
• Keep the wider Windows and Linux estate secure, patched, and reliable.
• Work closely with Cyber Security and Operations teams.

Skills

Azure administration

PowerShell

Bash

Linux administration

Windows Server

Networking fundamentals

DV clearance eligible

XDR/EDR deployment

Security awareness

Azure Arc

Tools

Ansible

Terraform

ARM templates

Bicep

Job description

Salary: £? - ? per year

Requirements:

• Proven experience administering Microsoft Azure and Azure Arc-enabled servers
• Experience with Azure Monitor Agent (AMA), Azure Monitor, and Log Analytics Workspaces
• Experience deploying XDR/EDR agents across Windows and Linux environments
• Windows Server administration experience, including Active Directory, DNS, DHCP, and Group Policy
• Linux server administration experience
• PowerShell and Bash scripting skills
• Solid networking fundamentals, including TCP/IP, DNS, routing, VPNs, firewalls, and proxies
• Experience with Azure networking, including VNets, NSGs, and Private Endpoints
• Hold or be eligible to obtain DV clearance
• Experience with Microsoft Defender XDR, CrowdStrike, SentinelOne, or Cortex XDR is beneficial
• Familiarity with Intune, SCCM, Ansible, Terraform, Bicep or ARM templates, Microsoft Entra ID, and Defender for Cloud is beneficial

Responsibilities:

• Support enterprise infrastructure platforms across on‑premises and Azure environments
• Onboard Windows and Linux servers to Azure Arc
• Deploy Azure Monitor Agent (AMA)
• Roll out and maintain XDR/EDR security agents at scale
• Keep the wider Windows and Linux estate secure, patched, and reliable
• Work closely with Cyber Security and Operations teams

Technologies:

• ARM
• Active Directory
• Ansible
• Azure
• Bash
• Cloud
• Support
• Linux
• PowerShell
• Security
• TCP/IP
• Terraform
• Windows
• DevOps

More:

Were recruiting a Senior Infrastructure Engineer for a public sector organisation. This is an initial 6-month contract paying up to £630 per day (Inside IR35), based in Milton Keynes or London. The hybrid role involves attending one of those offices around three days a week.

last updated 40 week of 2026