Onsite IT Engineer

La Fosse Associates; London; On-site; GBP 30,000 - 50,000; Full time

Job summary

A leading company is seeking a hands-on IT Engineer for a full-time role in London, responsible for supporting over 20,000 users. This position offers the chance to work in a dynamic environment, solving technical problems, with a focus on end-user support and networking.

Qualifications

• Experience in technical support or IT infrastructure role.
• Strong understanding of AV systems and networking.
• Confident with client interactions in high-demand environments.

Responsibilities

• Deliver 2nd line IT support for clients and meeting room tech.
• Support office IT infrastructure and telephony systems.
• Coordinate with vendors for networking and access control.

Skills

End-user support

Networking

Meeting room technology

Client interaction

Organisational skills

Communication skills

Tools

Avaya

RingCentral

Zoom

Teams

Job description

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Type: Full-Time | Shift-Based (Includes On-Call Support)

Our client is looking for a hands-on, customer-focused IT Engineer to join a dynamic team supporting 20,000+ users across multiple sites. This role is ideal for someone who enjoys a fast-paced environment, thrives on solving problems, and has solid experience with end-user support, networking, and meeting room technology.

Key Responsibilities:

• Deliver 2nd line IT support for client onboarding/offboarding, onsite users, and AV/meeting room tech (Teams, Zoom, BYOM).
• Support Wi-Fi, ethernet, telephony (Avaya, RingCentral), and general office IT infrastructure.
• Coordinate with third-party vendors for networking, ISP, AV, and access control issues.
• Manage comms room access and assist with server/network installs and custom network configurations.
• Record changes, manage service requests, and ensure accurate billing of client services.
• Contribute to bespoke IT/AV setups as part of the sales and onboarding process.

What We’re Looking For:

• Experience in a technical support, field services, or IT infrastructure role.
• Strong understanding of meeting room technologies, networking, and AV systems.
• Confident working directly with clients and vendors in high-demand environments.
• Excellent organisational and communication skills.
• Willingness to participate in out-of-hours support and occasional weekend work.

Nice to Have:

• Exposure to enterprise telephony systems (Avaya, RingCentral).
• Experience with comms room/server setups and patching.
• Familiarity with change management and ticketing systems.

If you’re passionate about tech and want to be part of a collaborative, growing team that supports a diverse client base, we’d love to hear from you.