Senior Infrasructure Engineer

context recruitment; City Of London; Hybrid; GBP 100,000 - 125,000; Part time

Job summary

A leading recruitment agency in Central London is seeking a Senior Infrastructure Engineer. The position involves overseeing core infrastructure, supporting network operations, and coordinating with managed service providers. Ideal candidates will have experience with the Microsoft tech stack, Azure management, and excellent communication skills. This role is primarily onsite with a competitive daily rate of £500 - £550.

Qualifications

• Strong knowledge of Azure infrastructure management.
• Ability to configure/troubleshoot LAN and WiFi networks.
• Excellent communication skills with a proactive approach.

Responsibilities

• Support and oversee core infrastructure and networking.
• Act as an escalation point for the Service Desk Team.
• Coordinate with third-party MSPs for network implementation.

Skills

Microsoft tech stack experience

Azure infrastructure management

LAN and WiFi network understanding

Strong communication skills

Education

CCNA or CCNP (or equivalent knowledge)

Tools

FortiGate Firewalls

Job description

Senior Infrastructure Engineer

Central London

Initially 4 days per week onsite / 1 day per week WFH

£500 - £550 p/d, OUTSIDE IR35

3 month initial term with highest likelihood of extension

Leading, well-established construction engineering business is seeking a Senior Infrastructure Engineer.

You will support and oversee core infrastructure and networking, working closely with managed service providers to ensure seamless operations and business continuity whilst taking a lead on regular site set‑ups.

Key Responsibilities

• Strong experience of the Microsoft tech stack; Windows Server, Azure AD / Entra, Exchange 365, Purview, PowerShell.
• Act as an escalation point for the Service Desk Team
• Assist in set up and configuration of LAN environments (particularly in regard to basic firewall configs), including hardware deployment and support
• Coordinate with third-party MSPs for network and infrastructure implementation and ongoing management
• Manage firewall operations and connectivity with ISPs
• Oversee network IP addressing and VPN setups
• Support business continuity through proactive incident management
• Maintain inventory and configuration records for infrastructure and software
• Support software licensing and upgrades
• Support data privacy and security audits

Requirements

• Strong knowledge of Azure infrastructure management
• Strong LAN and WiFi network understanding (ability to configure / troubleshoot to a reasonable level and manage). While not an absolute requirement, a CCNA or CCNP (or equivalent knowledge) would be beneficial
• Experience with FortiGate Firewalls would be highly beneficial
• Excellent communication skills with a proactive and self‑motivated approach