Senior Principal Mechanical Engineer - Water Sector

The UK water sector is experiencing an unprecedented period of investment, and Stantec is helping shape the infrastructure that will support communities and the environment for generations to come. As AMP8 progresses, we're delivering some of the industry's most ambitious programmes, and we're looking for a Senior Principal Mechanical Engineer to provide strategic leadership across our Midlands Mechanical Engineering team.

Based in Birmingham, Redditch or Derby , you'll play a key role in shaping the future of our MEICA capability, working alongside industry-leading specialists to deliver complex water and wastewater infrastructure projects across the UK. This is an opportunity to influence more than project outcomes; you'll help define engineering excellence, strengthen client relationships, develop future technical leaders and support the continued growth of our business.

With access to national and international expertise, a diverse portfolio of projects and a clear pathway for professional development, you'll have the platform to make a lasting impact UT

THE ROLE As a Senior Principal Mechanical Engineer, you will provide high-level technical leadership across major infrastructure and non-infrastructure projects, guiding teams through the full project lifecycle from feasibility and optioneering to detailed design, construction support and delivery.

You will act as a technical authority for mechanical engineering across water and wastewater treatment plants, pumping stations and conveyance systems, ensuring solutions are innovative, sustainable and fit for the future. Working closely with clients, technical leaders, contractors and supply chain partners, you'll influence project outcomes, drive engineering excellence and support the continued development of our Midlands Mechanical Engineering team.

Alongside technical delivery, you'll take responsibility for mentoring and developing engineers, supporting business growth and helping shape the strategic direction of the discipline.

YOUR IMPACT Your leadership will directly contribute to some of the UK's most significant water infrastructure programmes, helping clients meet increasing environmental, operational and regulatory challenges. Through your technical expertise and strategic insight, you'll deliver solutions that improve resilience, enhance sustainability and provide long-term value for communities.

Beyond individual projects, you'll help strengthen Stantec's Mechanical Engineering capability by developing future leaders, embedding best practice and driving continuous improvement across the discipline. Your influence will support our continued growth, reinforce client confidence and help set the standard for engineering excellence throughout AMP8 and beyond.

ABOUT YOU Essential

Degree qualified (or equivalent) in Mechanical Engineering.

Chartered or Incorporated Engineer (CEng/IEng) or actively working towards.

Extensive experience delivering detailed mechanical design within the UK water sector.

Proven experience leading complex mechanical engineering projects and multidisciplinary teams.

Strong technical understanding of water and wastewater treatment plants, pumping stations and conveyance systems.

Experience mentoring, developing and managing engineering teams.

Strong client-facing and stakeholder management skills.

Experience working collaboratively with contractors and delivery partners.

Desirable Experience supporting business development, bids and framework delivery.

Experience influencing engineering standards, governance and technical strategy.

Experience leading regional or discipline-level initiatives.

Knowledge of digital engineering approaches and modern methods of delivery.

WHY JOIN USWe 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:
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