Principal Mechanical Engineer
Location: Chester / Manchester / London
Company: GHD
Shape the Future of Water and Industrial Infrastructure
At GHD, we're committed to solving the world's biggest challenges in water, energy, and communities. As demand continues to grow across the water and industrial sectors, we're looking for an experienced Principal Mechanical Engineer to join our expanding team and play a key role in delivering technically complex and nationally significant projects.
The Role
As a Principal Mechanical Engineer, you'll provide technical leadership across a diverse portfolio of projects typically within the water, wastewater, nuclear, chemical and industrial sectors. You'll work closely with internal and external multidisciplinary teams and our clients, leading mechanical engineering solutions through every stage of the project lifecycle.
You will be involved in:
- Leading mechanical design delivery for projects that range from feasibility and concept development through to detailed design, construction support, and commissioning.
- Developing innovative and practical engineering solutions to complex problems.
- Checking and reviewing technical calculations, drawings, and reports
- Collaborating with clients to achieve successful projects.
- Attending site visits for the inspection of existing equipment, optimisation of future activities, review of construction activities, problem solving.
- Supporting bids, proposals, and business development activities.
- Providing technical leadership and guidance, mentoring and developing engineers
What You'll Bring
We're interested in speaking with candidates who have:
- A degree in Mechanical Engineering or a related discipline.
- Chartered Engineer status (CEng)
- Strong experience in the design of mechanical systems especially piping layout,
- Significant experience working on projects within the water, wastewater, industrial, process, energy, or infrastructure sectors.
- Proven capability delivering projects from feasibility and outline design through to detailed design and construction support.
- Excellent problem-solving skills with the ability to develop robust engineering solutions.
- Experience leading technical teams and mentoring engineers.
- Strong communication and stakeholder management skills
Why GHD?
At GHD, we empower our people to make a positive impact. You'll join a global professional services company with a culture that values innovation, technical excellence, and collaboration.
We offer:
- Flexible and hybrid working arrangements.
- Opportunities to work on major UK and international projects.
- A strong commitment to learning, development, and professional growth.
- Structured support for technical leadership and career progression.
- Competitive salary and comprehensive benefits package.
- Access to a global network of industry-leading experts.
Interested?
If you're a technically strong Mechanical Engineer looking to step into a leadership role where you can influence major projects and help shape the future of water and industrial infrastructure, we'd love to hear from you.
Apply today and help us deliver sustainable solutions that make water, energy and communities resilient for generations to come.
Skills Required
- Degree in Mechanical Engineering or a related discipline
- Chartered Engineer status (CEng)
- Strong experience designing mechanical systems, especially piping layouts
- Significant experience in water, wastewater, industrial, process, energy, or infrastructure projects
- Experience delivering projects from feasibility and outline design through detailed design and construction support
- Strong problem-solving skills and ability to develop robust engineering solutions
- Experience leading technical teams and mentoring engineers
- Strong communication and stakeholder management skills
What We Do
GHD recognises and understands the world is constantly changing. We are committed to solving the world’s biggest challenges in the areas of water, energy and urbanisation. We are a global professional services company that leads through engineering, construction and architectural expertise. Our forward-looking, innovative approaches connect and sustain communities around the world. Delivering extraordinary social and economic outcomes, we are focused on building lasting relationships with our partners and clients. Established in 1928, we remain wholly owned by our people. We are 10,000+ diverse and skilled individuals connected by over 200 offices, across five continents – Asia, Australia, Europe, North and South America, and the Pacific region.






