Associate Director – Bioresources Mechanical Engineering

Locations: Bristol, Cambridge or Epsom
Working Pattern: Hybrid (3 days per week office/site)

Shape the Future of Sustainable Infrastructure

An exciting opportunity has arisen for an experienced Associate Director – Bioresources Mechanical Engineering to join a leading engineering consultancy delivering some of the UK’s most innovative water and resource recovery projects.

This is a strategic leadership role for a Chartered Mechanical Engineer with extensive experience in bioresources and wastewater treatment. You’ll play a key role in driving technical excellence, leading multidisciplinary engineering teams, developing client relationships, and shaping the future of sustainable infrastructure across the UK and internationally.

If you’re passionate about engineering innovation, mentoring technical teams, and delivering complex projects that make a real environmental impact, we’d love to hear from you.

The Role

As Associate Director, you will:

• Provide technical leadership for Mechanical Engineering across major bioresources and wastewater treatment projects.

• Lead the design and delivery of complex multidisciplinary engineering programmes from concept through to construction and commissioning.

• Act as a trusted technical advisor to clients, developing long-term relationships and supporting business growth.

• Review and approve high-quality engineering deliverables including reports, calculations, drawings and technical specifications.

• Lead project teams while ensuring programmes are delivered on time, within budget and to the highest engineering standards.

• Support bid development and help shape winning technical proposals.

• Mentor and develop engineers across the business through coaching, technical guidance and knowledge sharing.

• Drive innovation and continuous improvement across engineering practices and project delivery.

About You

We’re looking for someone with:

• Chartered Engineer (CEng) status.

• Degree in Mechanical Engineering or an equivalent discipline.

• Significant experience delivering mechanical engineering design for bioresources and wastewater treatment projects.

• Strong technical knowledge of equipment such as pumps, mixers, thickeners, dewatering systems, drying technologies, gas systems, heat systems and anaerobic digestion processes.

• Experience with advanced thermal conversion technologies such as pyrolysis, gasification, HTC, HTL or similar would be highly advantageous.

• Excellent understanding of UK engineering standards, CDM Regulations, DSEAR and process safety methodologies including HAZOP.

• Proven leadership experience managing multidisciplinary engineering teams and delivering large, technically complex projects.

• Commercial awareness with experience supporting bids, client development and business growth.

• Strong communication and stakeholder management skills with the ability to influence senior clients and project teams.

What’s on Offer

• Opportunity to lead nationally significant infrastructure and sustainability projects.

• Hybrid working with flexibility across multiple UK office locations.

• Work alongside highly experienced multidisciplinary engineering professionals.

• Clear opportunities for career progression into senior technical and business leadership.

• Exposure to innovative technologies and major infrastructure programmes within the UK and internationally.

• A collaborative environment focused on technical excellence, innovation and professional development.

If you’re an experienced Mechanical Engineering leader looking to influence the future of bioresources and sustainable infrastructure, we’d be delighted to discuss this opportunity with you.