Mechanical Engineer (Principal/ Associate) - MEP (Rail)

WSP Global Inc.; Birmingham, Greater London; Hybrid; GBP 70,000 - 120,000; Full time

Benefits offered by this job

Hybrid working policy

Virtual GP

Gymflex scheme

Flexible working arrangements

Job summary

WSP is recruiting a Principal/Associate Mechanical Engineer (MEP Rail) in the UK to lead teams delivering mechanical building services for railway stations and related buildings. You will oversee technical delivery, work-winning and client engagement across the UK and internationally.

You will collaborate with a large team of engineers, contribute to high-profile rail projects, and drive sustainable, low-carbon design while developing your career within a supportive global firm.

Qualifications

• Experience of mechanical building services design in the Rail environment, including heating, cooling, hot and cold water, and ventilation systems.
• Understanding of Network Rail and/or London Underground standards.
• Design of controls/BMS for mechanical systems.
• Design of above-ground plumbing and waste systems, rainwater disposal and drainage.

Responsibilities

• Producing and supervising high-quality, industry-leading building designs.
• Realising net-zero carbon commitments by delivering sustainable, low-carbon designs.
• Sharing knowledge and skills with colleagues globally.
• Working with initiative with specialist support to deliver high-quality engineering solutions.
• Supervising detailed designs and guiding others in this function.
• Interpreting client specifications to develop designs.
• Designing pipework, heating/cooling/water systems and ventilation.
• Selecting plant and equipment (AHUs, fans, pumps, boilers, chillers, ductwork, piping).
• Ensuring compliance with Building Regulations, Part L and other MEP standards.

Skills

Mechanical building services

Rail design experience

BMS controls design

Regulatory standards knowledge

Education

Chartership with UK Engineering Institution

Job description

Mechanical Engineer (Principal/ Associate) - MEP (Rail)

• United Kingdom
• Birmingham, West Midlands, United Kingdom
• London, United Kingdom

Job Description

What if you could do the kind of work the world needs?

At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.

The Stations team within WSP’s Rail business are actively seeking Principal / Associate Mechanical Engineer to lead teams delivering mechanical building services designs for Railway Stations and other Railway Buildings across the UK and around the world.

The role includes all aspects of technical delivery, work winning and client engagement with opportunities for onward progression. The team offers excellent opportunities for the right candidate to enhance their career and deliver some of the most prestigious Rail Stations Projects in the UK.

A little more about your role…

• Producing and supervise high quality, industry leading building designs
• Realising WSP’s and our client net zero carbon commitments and ambitions by delivering highly sustainable, low carbon design.
• Becoming part of the wider WSP business by sharing knowledge and technical skills with colleagues from around the globe.
• Working in an environment that allows you to use your own initiative with support from specific specialist experience to deliver high-quality engineering solutions
• Supervising the completion of detailed designs and supervise the work of others in this function, whilst maximising joint learning opportunities for the wider business
• Interpretation of client specification requirements in the development of designs
• Designing of pipework including heating, cooling, hot and cold water systems
• Designing of ventilation systems including general ventilation systems
• Selecting of plant and equipment items based upon designs produced including but not limited to Air Handling Units, Fans, Pumps, Pressurisation Units, Boilers, Heat emitters, Chillers, Ductwork and ductwork ancillaries, Pipework and pipework ancillaries
• Having a detailed working knowledge of compliance requirements to Building Regulations, Part L and other MEP sustainable and Net Zero design requirements.

You will be involved in delivering the major railway stations from early concept to handover. With the unparallel opportunity to stretch and further your knowledge and exceptional culture of support to enhance your capabilities and skills which can put your career in a growth trajectory.

A little more about your team…

• You will work closely with like‑minded individuals on exciting and challenging projects.
• Rail Station MEP team consist of more than 70 mechanical, electrical and Public Health Engineers.
• You will join a team of professionally qualified, diverse, talented individuals who collaborate to:
• Undertake project work from across the design lifecycle, including early concept stage to detail design
• Deliver projects for Network Rail, HS2, TfL, Transport for The North, TfGM, Nexus, Local Authorities, Principal Contractors and Private Developers

Reporting to a senior member of our stations team, you will have the opportunity to work on some of the most exciting a challenging multi-disciplinary Rail stations projects around.

Our office provides a quality, flexible and dynamic working space focused on the health and wellbeing of our staff and benefits from cutting-edge design, large amounts of natural light, large open spaces, collaborative working spaces.

What we are looking for you to demonstrate…

• Experience of mechanical building services design in the Rail environment, including: heating, cooling, hot and cold water, and ventilation systems
• Chartership status with a UK Engineering Institution
• Understanding of:
  • the requirements of Network Rail and/or London Underground standards
  • the design of controls/BMS for mechanical systems
  • the design of above ground plumbing and waste systems, of the design of rainwater disposal systems and of the design of drainage systems

Imagine a better future for you and a better future for us all.

Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.

Job Info

• Job Identification 95303
• Posting Date 09/14/2026, 12:12 PM

About Us

We are one of the world’s leading engineering and professional services firms. Our passionate people are united by the common purpose of creating positive, long-lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 11,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.

WHAT’S IN IT FOR YOU?

• Work-life balance

  At WSP, we understand that work is just one aspect of your life. It’s important to make time for you, your family, friends, interests and your community.

  Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.

• Inclusivity & Belonging

  We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP. We have our employee resource groups bring together employees and allies with different backgrounds to promote a culture of inclusivity.

  We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme.

  Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you – giving you peace of mind and quick access to medical advice when you need it most. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.

• Flex your time

  To enhance work-life balance, WSP offers the “WSP My Hour,” allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day.

  We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.

  We understand the importance of development and training to you. That’s why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.

#WeAreWSP

Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application.