Graduate Geo-Environmental Consultant

Job title: Graduate Geo-Environmental Consultant

Location: Belfast

Start Date: September 2027

Joining Tetra Tech as a graduate is more than starting a new job – you’ll become part of our Next Gen Talent development programme, designed to support you as you build your career with us. Alongside hands-on experience and exposure to real projects, you’ll benefit from a structured programme of regular learning, training and development opportunities, helping you grow your technical and professional skills as you progress.

You’ll be supported throughout your development by experienced colleagues, giving you the opportunity to learn, build your network and develop the skills and experience needed for a successful long-term career with Tetra Tech. .

Build your career on projects that help regenerate land, protect communities and support a more sustainable future. At Tetra Tech, you’ll work with experienced specialists on challenging geo-environmental projects while developing the technical skills, practical experience and professional confidence to succeed.

Purpose & Scope of the Role

As a Graduate Geo-Environmental Consultant, you will join our Geo team, delivering geo-environmental consultancy services supported by in-house ground investigation expertise. You will work across contaminated land, site investigation, groundwater, environmental due diligence and advisory services for clients in sectors including property and regeneration, defence estates and transport.

Your Impact in this position

You will support the design, procurement, supervision and management of geotechnical and geo-environmental ground investigations. Your responsibilities will include desktop studies, accurate collection and analysis of site data, ground gas and groundwater monitoring, assessment of findings and preparation of detailed technical reports. This is an excellent opportunity to gain varied project experience and progress your career across a diverse portfolio of work.

5 Core Capabilities

• Ground investigation: Assist with planning, procuring, supervising and managing geotechnical and geo-environmental investigations across a range of sites and sectors.
• Geo-environmental assessment: Develop your knowledge of contaminated land, site investigation, groundwater, brownfield redevelopment, environmental due diligence and geotechnical engineering.
• Site data and monitoring: Collect and analyse site information accurately, including ground gas and groundwater monitoring data, to support robust technical assessments.
• Technical reporting and GIS: Produce clear, detailed reports and use Geographic Information Systems to create, manage and analyse environmental and site information.
• Professional development and teamwork: Work collaboratively, communicate effectively, use initiative and commit to studying towards a professional qualification as your technical capability develops.

Training, Qualifications & Experience

You will have, or expect to achieve, a minimum 2:1 degree in geology, engineering geology, environmental science or a related subject. Enthusiasm for geo-environmental consultancy, strong analytical, written, communication and presentation skills, and a commitment to learning are essential. Relevant experience, such as a work placement, is desirable. You will also need a full driving licence and ideally access to a vehicle.

Working Environment

Based in Belfast, you will work across office, project and site environments, with travel to client and investigation sites required. Hybrid working is available; however, as a graduate, you will spend more time in the office initially to support training, mentoring and your development. Greater flexibility may be available as your knowledge and confidence grow, subject to project and team requirements .

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