About the role
Senior Mechanical Engineer – Balfour Beatty (@one Alliance)
Location: Peterborough/ Hybrid (2–3 days on site/with stakeholders)
Balfour Beatty play a key role as part of the Anglian Water’s one Alliance. The Alliance is a ground‑breaking collaboration between Anglian Water and eight industry‑leading partners: Balfour Beatty, Barhale, Binnies, MMB, MWH Treatment, Skanska and SWECO. And together, we deliver around 40% of Anglian Water’s capital investment programme.
As we enter AMP8, our most ambitious Asset Management Period yet, we’re taking on nature‑based, sustainable solutions like wetlands and urban drainage schemes. We’re setting global benchmarks in environmental infrastructure and empowering our people with exceptional career growth opportunities.
As a Senior Mechanical Engineer within one of the Alliances four business units, you’ll be at the forefront of designing and delivering innovative water solutions. You’ll lead technical delivery, drive sustainable and cost‑effective design decisions, and guide junior engineers to deliver work that’s safe, future‑proof, and built to last.
What you’ll be doing
What You’ll Be Doing
- Lead and review mechanical designs to ensure compliance, safety, and performance excellence.
- Collaborate with stakeholders to deliver projects on time, within budget, and to high quality standards.
- Promote the use of digital tools and modular construction techniques.
- Drive Health & Safety by design, identifying improvements and reducing whole‑life costs.
- Champion sustainability, carbon reduction, and innovation across the design lifecycle.
- Mentor junior engineers and create a culture of technical excellence and continuous learning.
- Work closely with project and engineering leaders, contributing to strategic decisions.
Who we’re looking for
You will ideally have:
- A degree in Mechanical Engineering (or related discipline).
- Preferably chartered, or working towards chartered status.
- Proven experience in mechanical design—ideally in the water sector or similar complex infrastructure environment.
- Strong understanding of industry standards, health and safety legislation, and construction principles.
- Leadership experience with a passion for coaching, mentoring and developing others.
- Proficiency in CAD and engineering software.
- Confident decision‑maker, with a collaborative mindset and strong communication skills.
Benefits
Smart working, giving you more flexibility such as staggered start and finish times, with up to 40% remote working, where roles allow.
25 days paid annual leave (pro rata).
Family friendly policies which include 28 weeks full pay for maternity/adoption leave and four weeks full pay for paternity/partners leave.
Pension, share incentive plan, volunteering leave, recognition schemes and much more.
About us
Balfour Beatty’s Highways business delivers major schemes including motorway upgrade programmes, complex national infrastructure projects and regional investment programme works for National Highways. We have a strong orderbook and a positive pipeline of opportunities, we put the road user, at the heart of everything we do. We work safely, reduce carbon emissions and added social value to the communities within which we work.
Diversity and inclusion
At Balfour Beatty we believe that diversity and inclusion are essential components of any successful, happy workplace. We are a Disability Confident Employer and encourage applications from Armed Forces personnel, veterans and reservists. We welcome applicants from all backgrounds and are committed to removing barriers for people with disabilities and long‑term health conditions.
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