Onsite IT Support Analyst

JobsCloseBy Editorial Insights

Tetra Tech is seeking an Onsite IT Support Analyst to join its London team and provide first and second line IT support from the Farringdon Street office on a full-time onsite basis. You’ll be the sole IT contact for local colleagues, delivering fast, effective support across Windows devices, Microsoft 365, printers, laptops, docks, network connectivity and meeting room technology, while assisting the wider Service Desk via tickets and calls when demand allows. You’ll sit within a UK IT team of about 20, with opportunities for career progression and standalone responsibility. The role is office-based with occasional travel to other London offices; success hinges on strong customer focus, clear communication, proactive ownership and the ability to work autonomously.

Onsite IT Support Analyst

Join a busy technical environment where your support, initiative and customer focus will help keep the business connected, productive and ready for action.

Purpose & Scope of the Role

As an Onsite IT Support Analyst, you will provide first and second line IT support in our Farringdon Street office in London, acting as a trusted on-site presence. This is a practical, office-based role for someone who enjoys being close to the business, resolving issues quickly and improving the day-to-day technology experience for end users. You will also support the wider Service Desk, via tickets and phone, when demand allows - helping to maintain a responsive and efficient service.

Your Impact in this position

You will be the sole IT contact for local colleagues, delivering fast, effective support across hardware, software, printers, network connectivity and meeting room technology. You will be part of a larger IT team of 20 people in the UK with support, career advancement and team collaboration available to you. This is a great opportunity for someone at the early stages of their career looking to take a next step to a role with standalone responsibility. You will carry out regular checks, keep devices and spaces running smoothly, support new starter setup, and contribute to local IT projects, office moves and improvements.

Core Capabilities

• Customer Focus: Provide a professional, friendly and responsive service that gives users confidence in IT support.
• Technical Troubleshooting: Diagnose and resolve issues across Windows devices, Microsoft 365, printers, laptops, docks and AV equipment.
• On-Site Support Delivery: Act as a visible and reliable presence in the office, ensuring meeting rooms, server rooms and end-user spaces are well maintained.
• Service Desk Collaboration: Work closely with the wider team to manage tickets, update records accurately and escalate where needed.
• Ownership and Proactivity: Spot recurring issues, suggest improvements and take responsibility for keeping service levels high.

Skills, Qualifications And Experience

Experience in a first- or second-line IT support. Strong communication skills and a customer-first approach. You will be confident working independently, prioritising workload and supporting users in a busy office environment.

Working Environment

This is a fully office-based role in London offices with occasional travel to our other London offices as required. The role is best suited to someone who enjoys being present on site, working closely with colleagues and responding to business needs in a flexible, hands-on way. 

#LI-CM1 #LI-ONSITE #TTRPC 

Why join Tetra Tech? 

 Tetra Tech is a leading provider of consulting and engineering services working across the full project lifecycle worldwide. We have a wide range of expertise across our teams, providing a global support network with a personalised approach to client relationships to better understand where we can add value. We provide a collaborative environment that supports individual performance, innovation, and creativity.

We support public and private sector clients on local, national, and international projects to deliver sustainable and resilient solutions. Our operations in the UK, Ireland, and the Netherlands include more than 6,000 employees who are Leading with Science® to solve our clients’ most complex problems.

In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day-to-day role. 

Recruitment Agencies

We have a Preferred Supplier List of trusted partners to assist us when required and do not acknowledge any speculative CVs or unsolicited candidate introductions from agencies not on this list and any submitted will be taken as a gift. Please refer to the careers page on our website if you require any further information.