Senior Principal Mechanical Engineer – Water Sector

Overview

In this role you will provide technical leadership for the mechanical design of nationally significant water and wastewater infrastructure, guiding projects from feasibility to commissioning. You will collaborate with multidisciplinary teams, mentor engineers, and shape project delivery for major UK water schemes. Your expertise will help deliver resilient, compliant solutions that protect the environment and support communities. This position offers the chance to influence the direction of Stantec’s Mechanical Engineering capability and growth in the region.

Pay / Benefits

• competitive salary
• bonus schemes
• enhanced pension plan
• private medical insurance
• group income protection & life assurance
• hybrid/flexible working

Responsibilities

• Lead mechanical design across major water and wastewater projects
• Provide technical governance and quality assurance for project teams
• Act as trusted advisor to clients and support strategic decisions
• Lead multidisciplinary design reviews with PMs, contractors and supply chain
• Provide line management, mentoring and technical development for regional engineers
• Support business growth through client engagement, framework development and technical innovation

Key requirements

• Degree in Mechanical Engineering or related discipline
• Chartered Engineer (CEng) status or equivalent experience
• Significant experience delivering mechanical solutions in the UK water sector
• Strong experience leading multidisciplinary engineering teams on complex projects
• Experience producing and reviewing technical specifications, calculations and mechanical designs
• Excellent stakeholder management and client relationship skills
• Experience mentoring, developing and line managing engineers

• Stakeholder management
• Leadership and mentorship
• Collaborative and client-focused communication
• Mechanical design leadership
• Technical governance and QA across projects
• Optioneering feasibility through to detailed design

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