Onsite IT Engineer

La Fosse Associates; London; On-site; GBP 30,000 - 45,000; Full time

Job summary

A leading company in the IT sector seeks an IT Onsite Engineer to provide support for over 20,000 users across various sites. The successful applicant will thrive in a fast-paced environment, delivering 2nd line support and working on AV and networking technologies. This full-time role requires participation in shift work and offers opportunities to work closely with clients and vendors in a dynamic setting.

Qualifications

• Experience in a technical support or IT infrastructure role.
• Strong understanding of meeting room technologies and networking.
• Ability to work directly with clients and vendors.

Responsibilities

• Deliver 2nd line IT support for client onboarding/offboarding.
• Support Wi-Fi, ethernet, telephony, and office IT infrastructure.
• Coordinate with vendors for networking and AV issues.

Skills

Technical support

Networking

AV systems

Client communication

Organizational skills

Job description

Job Benefits: Benefits

Job Title: IT Onsite Engineer

Location: London (On-site)

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.