Tetra Tech
Graduate Mechanical Engineer
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Job title: Graduate Mechanical Engineer
Location: Belfast
Start Date: September 2027
Looking to launch your engineering career on projects that shape the built environment? Join a leading consultancy where you’ll work on varied, technically challenging projects from day one.
Purpose & Scope of the Role
Tetra Tech is a leading technical, engineering and environmental consultancy delivering data-driven solutions across water, environment, infrastructure, energy and international development. With more than 6,000 people and 50+ offices across the UK and Europe, we combine local delivery with global capability. This Graduate Mechanical Engineer role sits within our established team of experienced engineers, supporting building projects across life sciences, defence, commercial, education, industrial, residential, leisure, healthcare and retail sectors, in both public and private domains.
Your Impact in this position
You’ll support key projects including healthcare, major government clients, universities, workplace solutions and decarbonisation portfolios. Working with local teams and colleagues across other offices, you’ll help deliver practical, cost-effective mechanical engineering solutions across design, procurement and project delivery.
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5 Core Capabilities
- Mechanical Engineering Design – Contribute to mechanical engineering designs and calculations across a range of building types.
- Design Review & Verification – Assist with design reviews and verification checks to support quality and compliance.
- Contract Administration – Support the contract administration of projects through delivery.
- Project Delivery Support – Help deliver diverse projects and provide technical input to the M&E Engineering team.
- Stakeholder Liaison – Work closely with clients, architects, contractors and other project stakeholders.
Training, Qualifications & Experience
You’ll need a minimum 2:1 degree in Mechanical Engineering, Building Services or a related subject, plus some previous technical or industry experience. Strong MS Office skills, experience with AutoCAD and Revit, excellent communication, self-motivation and a full driver’s licence are required.
Working Environment
Based in Belfast, with hybrid working supported in line with team and project needs. As a graduate role, there will be an expectation to spend more time in the office initially to support learning, collaboration and development, with some travel as required.
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Application Closing Date: 31st October 2026
Assessment Centre to be held: February 2027
About 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.
Additional Information
Organization: 787 TTI
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