Note for Recruitment Agencies:
We prefer to hire directly, and we will be in touch with our PSL Agencies if this role is eligible for release.
We do not accept speculative CVs from agencies. If speculative CVs are sent, no fee will be applicable – please direct all queries to the relevant Resourcing Partner.
Mechanical Supervisor
Hampton, Middlesex
This role is central to delivering mechanical installation works across framework projects. As Mechanical Supervisor, you’ll ensure safe, high‑quality installation, support efficient commissioning, and maintain strong coordination with Project Managers, MEICA Leads, subcontractors and commissioning teams.
You’ll be responsible for day‑to‑day supervision of mechanical works, ensuring compliance with client standards, supporting design development, and helping to deliver successful project handover. This role suits someone with strong water‑industry mechanical experience who enjoys problem‑solving, collaboration and leading teams on site.
What you'll be doing:
Mechanical Installation & Site Supervision
- Lead the mechanical installation works on assigned projects, ensuring safe systems of work.
- Ensure mechanical works meet programme requirements and support efficient commissioning.
- Supervise mechanical subcontractors, maintaining high standards of safety, quality and compliance.
- Review and authorise RAMS; conduct regular mechanical site safety inspections.
- Ensure all mechanical testing, inspections and documentation follow the Inspection & Test Plan.
Design, Quality & Technical Compliance
- Provide input to mechanical design requirements and specifications.
- Ensure all mechanical installation meets client specifications, Asset Standards and WIMES where applicable.
- Coordinate with specialist support functions (e.g., DSEAR, Technical Authors, Document Control).
- Ensure O&M information and records are complete and issued appropriately.
Commissioning & Handover Support
- Work closely with the MEICA/Commissioning team throughout commissioning stages.
- Maintain snagging lists and drive completion of outstanding works.
- Support reliability testing and integration with existing operational assets.
- Assist with operational and maintenance activities before takeover.
Planning, Coordination & Communication
- Ensure mechanical activities are aligned with the overall project programme.
- Attend commissioning meetings and support updates to the MEICA/Commissioning programme.
- Witness FAT testing as required.
Collaborate closely with the client’s Asset Operations Team to support smooth integration.
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About you:
The successful candidate should have:
- Previous experience in the water industry.
- Proven experience supervising mechanical installation through to successful project takeover.
- Strong understanding of water ‑ industry mechanical and electrical equipment.
- Experience leading teams on site and working directly with clients.
- Strong understanding of health, safety and environmental requirements.
- Good knowledge of water ‑ industry processes.
- Competence in Microsoft Office for reporting tasks.
- HNC in Mechanical Engineering.
- CSCS or ECS card.
- EUSR National Water Hygiene Card.
- SSSTS (minimum) or SMSTS (preferred).
The ideal successful candidate would have:
- First Aid at Work.
- DSEAR awareness.
CompEx (FxF or equivalent).
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What We Can Offer in Return:
With an impressive order book of over £3.8 billion we are one of the industry’s leading principal contractors, affording you the opportunity to work on some of the UK’s most exciting projects offering you stability as well as the chance to stretch your capabilities and realise long held career goals. You will be joining diverse teams working at a high professional level with exceptional levels of commitment. With an ambitious strategy, we’re poised for further growth and success, so if you’re committed, talented and enthusiastic, Galliford Try is the right place for you.
We are committed to maintaining the physical and mental wellbeing of all our people, through our ‘Be Well’ programme which offers discounts on certain products, advice and support for a range of issues.
We invest in high-quality training for employees of all levels, from our leadership development framework to our apprenticeship programmes. Through our Career Paths initiative, individuals receive tailored training and support to fulfil their potential.
Our industry is all about creating talented teams that excel in their areas of expertise. As an employer, we know you are most motivated to give your best when you feel valued and engaged.
Our Agile Working programme empowers you with flexibility in when, where and how you work. Where appropriate, site and office-based employees can take advantage of a wide variety of working practices, offering different amounts of structure, regularity and flexibility to suit your needs as well as those of your wider team.
Our Benefits:
We put our people first and our benefits package reflects that by offering a comprehensive range of attractive options to help support your career on top of a competitive salary.
- Generous holiday entitlement, increasing with years of service, plus the opportunity to purchase further holidays
- A wide range of corporate discounts
- Cycle to Work schemes
- Comprehensive pension plan
- Regular Save as You Earn share purchase scheme
- Private medical scheme options are available for all salaried employees and our employee assistance programme also provides free 24/7 support to those who need it
Paid for yearly membership to one recognised professional association relevant to your role
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About us:
Our purpose is to improve people’s lives through building the facilities and infrastructure that communities need, providing opportunities for our people to learn, grow and progress, working with our supply chain to promote the very best working practice and caring for the environment in which we work.
We do this by holding true to our values, delivering excellence for our clients and the community, being passionate about our role in providing vital services, putting integrity at the heart of our business by doing the right thing, and collaborating with our clients, supply chain and stakeholders to deliver lasting change and long-term value.
For more information on this role or to enquire about other positions available within our business please contact [email protected]
Additional Information:
Galliford Try welcomes applications from candidates who would like to work full-time, reduced hours or flexibly and this will be discussed in more detail as part of the recruitment process.
We encourage, and would be grateful if, you could confirm any requirements we can reasonably fulfil to make this application a positive experience for you.
Don’t meet every requirement of the role? Studies have shown that some people are less likely to apply for jobs unless they meet every single qualification. At Galliford Try, we are committed to building a diverse, inclusive and authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every requirement of the role, we encourage you to apply anyway. You may be just the right candidate for this or other roles.
As a Disability Confident employer, we have committed to offer an interview to any candidate with a long-term health condition or disability that meet the essential criteria for the advertised position. Please contact the Resourcing Partner listed within the job advert if you believe this applies to you. We will also take the opportunity to discuss any adjustments required for your interview.
A full job description for this role is available upon request.
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