Senior Process Engineer - Water

Stantec; Cardiff; Hybrid; GBP 65,000 - 85,000; Full time

Benefits offered by this job

Hybrid work

Bonus schemes

Private medical insurance

Pension

Job summary

Stantec is seeking a Senior Process Engineer to join our UK Water team, delivering clean water and wastewater projects across multiple locations including Cardiff, Manchester and Bristol. You’ll lead process design work, mentor others and collaborate with a range of specialists to deliver resilient infrastructure.

The role offers opportunities to grow technical leadership, engage with clients and contribute to sustainable initiatives within the water sector.

Qualifications

• Degree in Chemical or Process Engineering (or related).
• Experience in process engineering within water/wastewater sectors.
• Practical experience with water/wastewater treatment processes and process optimization.
• Experience developing process calculations, mass balances, hydraulic assessments.

Responsibilities

• Develop process engineering solutions across water treatment and infrastructure projects.
• Undertake and review process calculations, mass balances and hydraulic assessments.
• Own technical work packages and ensure quality and timely delivery.
• Support design from feasibility to construction support.
• Collaborate with civil, mechanical, electrical and environmental specialists.
• Engage with clients to understand requirements and provide practical engineering advice.
• Mentor junior engineers and contribute to technical development.
• Contribute to bids, frameworks and continuous improvement.

Skills

Process engineering

Water industry

Mass balances

Process calculations

Stakeholder management

Project leadership

Multidisciplinary teams

Communication skills

Workload management

Education

Degree in Chemical or Process Engineering

Job description

The Opportunity

The UK water sector is undergoing significant investment, with increasing focus on resilience, environmental performance, regulatory requirements and the delivery of sustainable infrastructure. At Stantec, our Process Engineering teams are helping clients respond to these challenges across the water cycle, from treatment and asset optimisation to new infrastructure and long-term investment programmes.

The Opportunity

The UK water sector is undergoing significant investment, with increasing focus on resilience, environmental performance, regulatory requirements and the delivery of sustainable infrastructure. At Stantec, our Process Engineering teams are helping clients respond to these challenges across the water cycle, from treatment and asset optimisation to new infrastructure and long-term investment programmes. We’re looking for a Senior Process Engineer to join our growing teams in Manchester, Warrington, Redditch, Birmingham, Derby, Cardiff, Bristol or Exeter. You’ll be part of our UK Water business, working alongside experienced process engineers and multidisciplinary specialists across a varied portfolio of clean water and wastewater projects. This is an opportunity to build your technical expertise, take greater ownership of project delivery and contribute to solutions that make a meaningful difference to communities and the environment.

About The Role

As a Senior Process Engineer, you’ll take responsibility for key areas of process engineering delivery across clean water and wastewater projects, developing practical solutions and supporting projects from concept through to implementation.

You Will

• Develop process engineering solutions across clean water and wastewater treatment and infrastructure projects.
• Undertake and review process calculations, mass balances, hydraulic assessments, treatment evaluations and technical deliverables.
• Take ownership of technical work packages, ensuring quality and delivery to agreed timescales.
• Support process design development from feasibility and concept through to detailed design and construction support.
• Contribute to treatment optimisation, asset improvement, resilience and infrastructure development programmes.
• Support site investigations, performance assessments, testing and other technical investigations.
• Work closely with civil, mechanical, electrical, environmental and hydraulic specialists to develop integrated solutions.
• Engage with clients and project teams to understand requirements and provide practical engineering advice.
• Support and mentor less experienced engineers, sharing knowledge and contributing to technical development.
• Contribute to bids, frameworks, innovation and continuous improvement across the Process Engineering team.

YOUR IMPACT

Your work will support the delivery of resilient and sustainable water and wastewater infrastructure across the UK. From improving treatment performance and optimising existing assets to supporting new infrastructure and addressing changing environmental requirements, you’ll help clients tackle some of the sector’s most important challenges. As a Senior Process Engineer, you’ll have the opportunity to broaden your technical experience, take increasing ownership of projects and develop your leadership skills while contributing to work that delivers meaningful outcomes for clients, communities and the environment.

ABOUT YOU Essential

• Degree qualified in Chemical or Process Engineering, or a related discipline.
• Experience in process engineering within the water, wastewater or related sectors.
• Practical experience across water or wastewater treatment processes, process design and/or operational optimisation.
• Experience developing process calculations, mass balances, hydraulic assessments and technical deliverables.
• Experience taking ownership of technical tasks or work packages within multidisciplinary projects.
• Good understanding of UK water industry challenges, standards and best practice.
• Strong communication and stakeholder management skills.
• Ability to manage your own workload and contribute effectively within multidisciplinary project teams.

Desirable

• Chartered or Incorporated Engineer (CEng/IEng) or actively working towards
• Membership of a relevant professional institution such as CIWEM, IChemE, ICE or IMechE.
• Experience working with UK water companies and AMP investment programmes.
• Experience in treatment optimisation, asset improvement, water resource projects or infrastructure development.
• Experience supporting site investigations, testing, commissioning or treatment performance assessments.
• Experience contributing to bids, frameworks or client relationships.
• Interest in digital innovation, sustainability and developing 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. If you are excited by this role but worry that your experience doesn’t exactly align, we encourage you to apply. 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 [email protected] and we will talk to you about how we can support you.