Infrastructure Engineer

Marshall Wolfe; Greater London; Hybrid; GBP 55,000 - 95,000; Full time

Job summary

Marshall Wolfe is seeking an IT Infrastructure Engineer in London to oversee a complex international technology estate spanning on‑premises infrastructure, cloud services, Microsoft 365, networking, cybersecurity, and end‑user technologies.

You will act as a senior escalation point, maintain and secure enterprise infrastructure, and lead projects from design through delivery for multiple locations with a 4‑days‑on‑site hybrid pattern.

Qualifications

• Strong experience in enterprise IT infrastructure across on‑prem and cloud
• Windows Server, VMware and/or Hyper‑V environments
• Azure IaaS, networking and cloud governance
• Microsoft Entra ID, Conditional Access and SSO
• Intune, Autopilot and endpoint security management
• Microsoft 365 administration and collaboration platforms
• Backup, disaster recovery and enterprise security best practices
• Managing vendors, stakeholders and delivering technical projects

Responsibilities

• Manage and optimise Windows Server, Active Directory, virtualisation, storage, backup and disaster recovery environments.
• Support and develop Azure infrastructure, including networking, governance, VMs, VPNs and DR solutions.
• Administer Microsoft 365 services, including Exchange Online, SharePoint, Teams, OneDrive and Purview.
• Lead endpoint management and modern workplace initiatives using Intune and Autopilot.
• Manage identity and access controls across hybrid AD and Entra ID environments.
• Oversee network security technologies including firewalls, VPNs and switching infrastructure.
• Lead global infrastructure projects and coordinate third-party suppliers and MSPs.
• Support vulnerability remediation, cyber security initiatives and compliance programmes.

Skills

Windows Server

VMware/Hyper-V

Azure IaaS

Microsoft Entra ID

Intune/Autopilot

Microsoft 365

Security best practices

Vendor management

Tools

Palo Alto/N/A

Job description

IT Infrastructure Engineer - London

Marshall Wolfe are hiring on behalf of our client, a Senior Infrastructure Support Engineer, to oversee and enhance a complex international technology estate spanning on-premises infrastructure, cloud services, Microsoft 365, networking, cybersecurity, and end-user technologies.

The Role

You’ll play a key role in maintaining, securing, and evolving enterprise infrastructure across multiple international locations. Acting as a senior technical escalation point, you’ll work closely with internal teams and external technology partners while leading infrastructure projects from design through to delivery.

Key Responsibilities

• Manage and optimise Windows Server, Active Directory, virtualisation, storage, backup and disaster recovery environments.
• Support and develop Azure infrastructure, including networking, governance, VMs, VPNs and disaster recovery solutions.
• Administer Microsoft 365 services, including Exchange Online, SharePoint, Teams, OneDrive and Purview.
• Lead endpoint management and modern workplace initiatives using Intune and Autopilot.
• Manage identity and access controls across hybrid Active Directory and Microsoft Entra ID environments.
• Oversee network security technologies including firewalls, VPNs and switching infrastructure.
• Lead global infrastructure projects and coordinate third-party suppliers and MSPs.
• Support vulnerability remediation, cyber security initiatives and compliance programmes.

Requirements

• Strong experience within IT Infrastructure
• Windows Server, VMware and/or Hyper‑V environments.
• Azure IaaS, networking and cloud governance.
• Microsoft Entra ID, Conditional Access, PIM and Single Sign-On.
• Microsoft Intune, Autopilot and endpoint security management.
• Microsoft 365 administration and collaboration platforms.
• Backup, disaster recovery and enterprise security best practices.
• Managing vendors, stakeholders and delivering technical projects.

Desirable Skills

• Palo Alto Firewalls and GlobalProtect.
• Cisco Switching and Cisco ISE.
• Citrix / NetScaler.
• Azure AI Foundry, Power Platform or Power BI/Fabric.
• ITIL, Microsoft Azure/M365 certifications, CCNA or relevant degree.

Location

London (hybrid - 4 days on site per week)

This is the chance to join a global organisation with excellent career‑growth opportunites.