Join to apply for the Senior Pipeline Infrastructure Engineer role at MWH Treatment

We are looking to strengthen our engineering team with a Principal Mechanical Engineer based at our Peterborough office with hybrid working available.

What You’ll Be Doing

• Lead the review and acceptance of design deliverables, including drawings, models, and calculations, ensuring quality, safety, and compliance with technical standards.
• Provide specialist input into the design of trunk mains, pressurised and gravity sewers, pumping stations, and associated civil and hydraulic structures.
• Support programme delivery by coordinating with Project Design Managers, Principal Infrastructure Engineers, and construction teams.
• Contribute to CDM and commissioning strategy meetings, ensuring health, safety, and welfare are prioritised in design.
• Offer technical expertise in responding to construction queries and design changes.
• Promote innovation, sustainability, and digital design practices to enhance performance and reduce carbon.
• Mentor and support junior engineers, fostering best practice and professional development across the team.
• Collaborate with cross-disciplinary teams to deliver efficient, cost-effective, and environmentally responsible solutions.

About You

• A highly motivated and experienced civil or pipeline engineer with proven expertise in infrastructure design.
• A degree in Civil, Mechanical, or related Engineering discipline, or equivalent experience.
• Significant design experience in sewerage systems, trunk water mains, pressurised and gravity pipelines, and associated civil/hydraulic works.
• Strong understanding of pipe materials, hydraulics, pump stations, reinforced concrete structures, and pipeline protection methods.
• Knowledge of inter-related engineering disciplines and experience of working within a Design & Build environment.
• Proven ability to lead technical reviews, manage risk in design, and ensure CDM compliance.
• Excellent communication and stakeholder management skills, with the ability to influence and collaborate across multidisciplinary teams.
• A track record of mentoring and supporting engineers in their professional growth.
• A commitment to innovation, sustainability, and delivering solutions that protect and enhance the environment.

About Us

MWH Treatment is an integrated design and build provider working in the water sector. With over 1400 staff, we support multiple long-term frameworks and operate both as a sole contractor and in joint ventures and alliances. We believe that people matter and strive to create an environment where you can develop and grow to your full potential.

We are signatories to the Armed Forces Corporate Covenant and support initiatives such as Mates in Mind to promote wellbeing in the workplace. We offer a range of benefits to support our employees, including a competitive salary, hybrid working, car or car allowance, 25 days of holiday plus bank holidays (with additional days available to buy), pension, life assurance, health and private medical insurance, and other benefits such as cycle to work schemes and employee discounts.

What MWH offer

Packages include:

• A competitive salary
• Hybrid Working (dependent on role)
• Car or car allowance (dependent on role)
• 25 days holiday + Bank Holidays (with an additional 5 days available to buy)
• Contribution Pension scheme
• Life Assurance
• Health Insurance
• Private Medical Insurance
• Additional benefits including cycle to work scheme and discounts

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology
• Industries
• Construction