Principal Process Engineer - Clean Water

Stantec UK Careers; Warrington; Hybrid; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Bonus schemes

Private medical insurance

Pension scheme

Hybrid/flexible working

Job summary

Stantec is expanding its Clean Water Process Engineering capability across the North West. Based in Manchester or Warrington, you’ll join an established Water team delivering projects that improve the reliability, efficiency and performance of water infrastructure.

As a Principal Process Engineer, you’ll own technically challenging projects, work directly with clients, guide design deliverables and mentor developing engineers, contributing to the growth of Stantec’s North West water group.

Qualifications

• Degree in Chemical Engineering, Process Engineering or related discipline.
• Chartered Engineer (CEng) with a relevant professional institution.
• Strong experience in Clean Water process engineering within the UK water sector.
• Experience owning process engineering deliverables within multidisciplinary projects.
• Knowledge of UK water industry standards, regulations and design principles.
• Confident communicating technical information to clients, colleagues and other stakeholders.
• Able to support and guide less experienced engineers.

Responsibilities

• Take responsibility for process engineering delivery on Clean Water projects.
• Develop process solutions and undertake design calculations; prepare technical documentation and review deliverables.
• Coordinate with civil, mechanical, electrical and other disciplines to resolve technical challenges.
• Interact with clients, contractors and project managers to build relationships and understand the project environment.
• Support and mentor developing engineers as part of the role.

Skills

CEng status

UK water sector exp

Process design exp

Client communication

Mentoring engineers

Regulations knowledge

Education

Chemical/Process Eng degree

Job description

Stantec is expanding its Clean Water Process Engineering capability across the North West, with exciting opportunities to support the significant investment taking place across the region. Based in Manchester or Warrington, you’ll join an established Water team delivering projects that are helping to improve the reliability, efficiency and performance of water infrastructure.

With a strong relationship with United Utilities, our regional teams are involved in a diverse range of work across water treatment and supply. We’re looking for a Principal Process Engineer who wants to take ownership of technically challenging projects, work directly with clients and play a key role in delivering high-quality engineering solutions.

This is an opportunity to build your profile within a growing team, take on increasing technical responsibility and contribute to projects that have a tangible impact on communities across the North West.

ABOUT THE ROLE

You’ll take responsibility for process engineering delivery on Clean Water projects, working across the project lifecycle from optioneering and feasibility through to design and implementation.

Your role will include developing process solutions, undertaking design calculations, preparing technical documentation and reviewing deliverables to ensure they meet project requirements. You’ll coordinate closely with civil, mechanical, electrical and other engineering disciplines, helping to resolve technical challenges and keep projects moving forward.

You’ll also have regular interaction with clients, contractors and project managers, giving you the opportunity to build strong professional relationships and develop your understanding of the wider commercial and project environment. Supporting and mentoring developing engineers will also be an important part of your role.

YOUR IMPACT

You’ll help turn strategic investment into practical engineering solutions that improve the performance and resilience of water infrastructure across the North West.

Your technical judgement will influence how projects are developed and delivered, from selecting appropriate treatment processes and developing design solutions through to supporting construction and commissioning. By taking ownership of your technical work and collaborating effectively across disciplines, you’ll help ensure projects deliver the outcomes our clients and their customers need.

You’ll also contribute to the continued strength of Stantec’s Clean Water team by sharing your experience, supporting colleagues and building trusted relationships with clients.

ABOUT YOU

Essential

• Degree qualified in Chemical Engineering, Process Engineering or a related discipline.
• Chartered Engineer (CEng) with a relevant professional institution.
• Strong experience in Clean Water process engineering within the UK water sector.
• Practical experience of process design, treatment processes and/or water infrastructure projects.
• Experience taking ownership of process engineering deliverables within multidisciplinary projects.
• Good knowledge of relevant UK water industry standards, regulations and design principles.
• Confident communicating technical information to clients, colleagues and other stakeholders.
• Able to support and guide less experienced engineers.

Desirable

• Experience working on water treatment works, water supply, strategic water resources or asset improvement projects.
• Experience in process optioneering, feasibility studies or treatment optimisation.
• Experience producing technical specifications, reports, calculations and design documentation.
• Involvement in bids, frameworks or client development activities.
• Knowledge of emerging issues affecting Clean Water delivery, including resilience, water scarcity and changing water quality requirements.

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.