Senior Process Engineer - Water Sector

Stantec; Cambridge; Hybrid; GBP 42,000 - 60,000; Full time

Benefits offered by this job

Hybrid working

Bonus schemes

Enhanced pension

Private medical insurance

Life assurance

Group income protection

Gym membership discount

Job summary

Stantec in the UK is seeking a Process Engineer for the Water Sector, based in Cambridge with possible roles in Reading, Brighton or Southampton. You will work across Clean Water and Wastewater projects, delivering engineering solutions and contributing to project lifecycle stages.

You will develop process engineering calculations, reports and design documentation while collaborating with multidisciplinary teams to deliver sustainable outcomes. Hybrid working is available.

Qualifications

• Degree in Chemical Engineering, Process Engineering or related discipline.
• Interest in developing a career in process engineering within the water sector.
• Understanding of process engineering principles and water/wastewater treatment.
• Good analytical, technical and problem-solving skills.
• Ability to work collaboratively within multidisciplinary project teams.
• Strong written and verbal communication skills.
• Ability to organise workload and meet deadlines.
• Enthusiasm for learning and developing technical expertise.

Responsibilities

• Develop process engineering solutions: calculations, mass balances, hydraulics and treatment evaluations.
• Prepare technical reports, specs and calculations.
• Support process design from feasibility to construction support.
• Contribute to site investigations, asset assessments and optimisation.
• Collaborate with civil, mechanical, electrical, hydraulic and environmental specialists.
• Work with project teams to meet client requirements and deliver practical outcomes.
• Build technical capability through mentoring, training and hands-on experience.
• Contribute to continuous improvement of engineering practices.

Skills

Chemical Engineering

Water sector interest

Analytical skills

Collaborative work

Communication skills

Education

Degree in Chemical/Process Engineering

Job description

Every day, water and wastewater infrastructure faces new demands, from maintaining reliable drinking water supplies to improving treatment processes and protecting the natural environment. At Stantec, our Process Engineering teams are helping shape the solutions to these challenges, delivering projects that support essential water services and create lasting benefits for communities.

We’re looking for a Process Engineer – Water Sector to join our growing teams in Reading, Brighton, Southampton or Cambridge . Working across both Clean Water and Wastewater projects, you’ll gain exposure to a broad range of engineering challenges, treatment processes and infrastructure improvements, collaborating with experienced engineers and multidisciplinary specialists.

This is an opportunity to develop your technical expertise across the wider water sector, contribute to meaningful projects and build a rewarding career within a supportive and growing Process Engineering team.

ABOUT THE ROLE

As a Process Engineer, you’ll support the development and delivery of engineering solutions across Clean Water and Wastewater projects, contributing to work at different stages of the project lifecycle.

You will:

• Develop process engineering solutions, including calculations, mass balances, hydraulic assessments and treatment evaluations.

• Prepare technical reports, specifications, calculations and design documentation.

• Support process design from feasibility and concept development through to detailed design and construction support.

• Contribute to site investigations, asset assessments, treatment optimisation and technical studies.

• Work with civil, mechanical, electrical, hydraulic and environmental specialists to develop coordinated engineering solutions.

• Collaborate with project teams to understand client requirements and deliver practical, sustainable outcomes.

• Build your technical capability through mentoring, training and hands‑on experience across a diverse project portfolio.

• Contribute to continuous improvement and the development of effective engineering practices.

YOUR IMPACT

Your work will help improve the performance, resilience and sustainability of water and wastewater infrastructure across the UK. By contributing to projects spanning both Clean Water and Wastewater, you’ll support reliable water supplies, effective treatment processes and better environmental outcomes.

You’ll also broaden your understanding of the water sector, learn from experienced specialists and develop the technical and project delivery skills needed to take on greater responsibility as your career progresses.

ABOUT YOU Essential

• Degree qualified in Chemical Engineering, Process Engineering or a related discipline.

• Experience or a strong interest in developing a career in process engineering within the water sector.

• Understanding of process engineering principles and water and/or wastewater treatment.

• Good analytical, technical and problem‑solving skills.

• Ability to work collaboratively within multidisciplinary project teams.

• Strong written and verbal communication skills.

• Ability to organise your workload and meet project deadlines.

• Enthusiasm for learning and developing your technical expertise.

Desirable

• Chartered or Incorporated Engineer (CEng/IEng), or actively working towards professional registration.

• Membership of a relevant institution, such as CIWEM, IChemE, ICE or IMechE.

• Experience in the water, wastewater, utilities or infrastructure sectors.

• Familiarity with process calculations, mass balances, hydraulic assessments or treatment evaluations.

• Experience contributing to technical reports, engineering studies or design development.

• Exposure to site investigations, commissioning, testing or asset optimisation.

• Interest in sustainability, digital innovation and new approaches to process engineering.

WHY JOIN US

• We put people first: We're proud of our friendly, inclusive and collaborative environment where everyone feels valued and driven to succeed.

• We are driven to achieve: Named in the top 50 companies to work by Glassdoor 2025. Recognised by Corporate Knights as one of the world's top 10 most sustainable companies 2025. Named 'Best Place to Work' and 'International Consulting Firm of the Year' at the NCE Awards 2024.

• We do what is right: Industry leading training and development as well as paid for professional subscriptions. A professional progression plan, supporting you to become chartered with ICE.

• We are better together: A supportive and collaborative team environment and Early Careers peer group and wider ERG network (see more on our ERGs here: Stantec Employee Resource Groups).

• Growth: We're on an exciting growth journey across the UK - we want you to be part of it!

• Great Benefits: Competitive salary, bonus schemes, enhanced pension plan, annual leave with the option to buy/sell additional days, private medical insurance, group income protection & life assurance included as standard as well as discounted gym membership and lots more.

• Hybrid / Flexible working: Enjoy a healthy work-life balance with our hybrid approach to flexible working.

#UKWater

About Stantec

The Stantec community unites more than 34,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities.

Our teams provide effective and relevant solutions, translating our clients' vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today's challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities.

Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment.

Building an inspired, inclusive work environment that attracts, supports and develops world‑class talent is a crucial key to our success.

At Stantec we want you to perform your best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you need any support or require adjustments to be made then please contact [e-mail] we will talk to you about how we can support you.

Other Locations: Reading, Southampton, Cambridge

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