At a Glance
- Tasks: Lead geo-environmental projects, ensuring high-quality consultancy and technical excellence.
- Company: Join Tetra Tech, a global leader in consulting and engineering services.
- Benefits: Flexible hybrid working model, competitive salary, and support for work-life balance.
- Other info: Collaborative culture with opportunities for mentoring and professional development.
- Why this job: Make a real impact in diverse sectors while growing your career in a supportive environment.
- Qualifications: Degree in relevant field and experience in contaminated land assessment required.
The predicted salary is between 50000 - 65000 € per year.
Join a fast-growing, forward-thinking Geo-Environmental team delivering technically complex solutions across energy, water, defence, nuclear and property sectors.
Purpose & Scope of the Role
As a Principal Geo-Environmental Engineer, you will play a key role within a multidisciplinary team of specialists delivering high-quality consultancy services supported by in-house ground investigation capabilities. Operating across a diverse project portfolio, you’ll contribute to technically robust, client-focused solutions spanning land quality, remediation, groundwater and geotechnical disciplines. You will take ownership of projects from planning through to delivery—combining technical expertise, stakeholder engagement and effective project management. Working collaboratively across regional offices and wider environmental and engineering teams, you’ll help drive continued growth and strengthen client relationships.
Your Impact in this Position
You’ll lead and influence the successful delivery of geo-environmental projects—providing technical direction, mentoring colleagues and ensuring excellence in reporting and interpretation. Your expertise will directly support informed decision-making for clients, while your commercial awareness and communication skills will help expand our project pipeline and reinforce our reputation in the market.
Core Capabilities
- Technical Excellence: Apply strong geo‑environmental knowledge, with the ability to produce and review Phase 1 and Phase 2 reports, risk assessments and interpretative outputs to a high professional standard.
- Project & Site Management: Plan, manage and supervise ground investigations, including groundwater and gas monitoring, ensuring safe, efficient and compliant site operations.
- Client & Stakeholder Engagement: Build trusted relationships with clients and stakeholders, confidently communicating technical information and delivering practical, value‑driven solutions.
- Collaboration & Leadership: Work seamlessly across multidisciplinary teams, contributing to a supportive culture while guiding and mentoring less experienced colleagues.
- Commercial Awareness & Growth: Support business development activities and contribute to strategic growth through proactive client engagement and high-quality project delivery.
Skills, Experience & Qualifications
- Degree in geology, engineering geology, hydrogeology or environmental science (postgraduate desirable).
- Proven industry experience with contaminated land assessment and UK regulatory frameworks.
- Working towards Chartership (e.g. CIWEM, IEMA, Geological Society).
- Strong reporting, data interpretation and IT skills essential.
- Site experience and relevant certifications (e.g. CSCS, SMSTS) beneficial.
Working Environment
This role offers a flexible, hybrid working model. Expect a mix of office, site work and remote working, depending on project needs. Approximately 50% site-based work, primarily within Northern Ireland, with occasional travel further afield (expenses covered). Flexible hours, part-time and job share options are supported to promote a healthy work‑life balance.
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.
EEO and Accommodations Statement
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.
Principal Geo-Environmental Engineer - Belfast employer: MixMode
Tetra Tech is an exceptional employer, offering a dynamic and supportive work culture that prioritises collaboration and innovation. As a Principal Geo-Environmental Engineer in Belfast, you will benefit from flexible working arrangements, opportunities for professional growth, and the chance to lead impactful projects across diverse sectors. With a commitment to employee well-being and a focus on delivering high-quality consultancy services, Tetra Tech provides a rewarding environment for those seeking meaningful contributions to environmental solutions.
StudySmarter Expert Advice🤫
We think this is how you could land Principal Geo-Environmental Engineer - Belfast
✨Tip Number 1
Network like a pro! Get out there and connect with industry professionals on LinkedIn or at local events. We all know that sometimes it’s not just what you know, but who you know that can land you that Principal Geo-Environmental Engineer role.
✨Tip Number 2
Prepare for those interviews by brushing up on your technical knowledge and project management skills. We recommend practising common interview questions and even doing mock interviews with friends to boost your confidence.
✨Tip Number 3
Showcase your expertise! Bring along examples of your previous work, like reports or project summaries, to demonstrate your capabilities. We want to see how you’ve tackled complex geo-environmental challenges in the past.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.
We think you need these skills to ace Principal Geo-Environmental Engineer - Belfast
Some tips for your application 🫡
Tailor Your CV:Make sure your CV reflects the skills and experiences that align with the Principal Geo-Environmental Engineer role. Highlight your technical expertise in geo-environmental projects and any relevant certifications to catch our eye!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about this role and how your background makes you a perfect fit for our multidisciplinary team. Don’t forget to mention your experience with client engagement and project management.
Showcase Your Technical Skills:We love seeing strong technical knowledge! Be sure to include examples of your work with Phase 1 and Phase 2 reports, risk assessments, and any other relevant outputs. This will demonstrate your ability to deliver high-quality consultancy services.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, you’ll find all the details you need about the role and our company culture!
How to prepare for a job interview at MixMode
✨Know Your Technical Stuff
As a Principal Geo-Environmental Engineer, you'll need to showcase your strong geo-environmental knowledge. Brush up on Phase 1 and Phase 2 reports, risk assessments, and any relevant UK regulatory frameworks. Be ready to discuss your past projects and how you applied your expertise to deliver high-quality consultancy services.
✨Showcase Your Project Management Skills
This role involves planning and managing ground investigations, so be prepared to talk about your project management experience. Highlight specific examples where you've successfully supervised site operations, ensuring safety and compliance. This will demonstrate your ability to take ownership of projects from planning through to delivery.
✨Engage with Stakeholders
Client and stakeholder engagement is key in this position. Think of instances where you've built trusted relationships and communicated complex technical information effectively. Practice articulating how you deliver practical, value-driven solutions that meet client needs, as this will show your commercial awareness.
✨Emphasise Collaboration and Leadership
You'll be working within multidisciplinary teams, so it's important to highlight your collaborative spirit. Share experiences where you've mentored colleagues or contributed to a supportive culture. This will reflect your leadership qualities and your ability to drive growth while fostering a positive team environment.
