Mechanical Supervisor

Tilbury Douglas; Reading; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Competitive salary

Car Allowance

26 days annual leave

Long service days

Private medical insurance

Life Assurance

Pension scheme 8%

Enhanced parental leave

Volunteer days

Flexible benefits

Job summary

Tilbury Douglas is seeking an experienced Mechanical Site Supervisor to deliver AMP8 water and wastewater projects across multiple live sites in the UK. You will oversee mechanical installation works, coordinate with civil and electrical teams, and ensure compliance with drawings, specifications and asset standards.

We value practical, technically capable professionals with strong safety leadership and a collaborative approach to problem-solving.

Qualifications

• Experience supervising mechanical works, ideally in water or wastewater infrastructure.
• HNC/HND or degree in Mechanical Engineering, Construction Management or related discipline.
• SMSTS or SSSTS, CSCS Card and National Water Hygiene Card would be advantageous.
• Strong knowledge of health, safety, environmental and quality requirements; ability to coordinate subcontractors and direct labour.

Responsibilities

• Supervise mechanical installation activities with a focus on safety, quality and efficiency.
• Plan and coordinate site activities, including pre-work surveys, Safe Systems of Work and look-ahead planning.
• Maintain accurate site records (inspections, ITPs, testing, as-builts, diaries and labour returns).
• Build positive relationships with clients, designers and subcontractors and support commissioning and handover.
• Identify and resolve technical issues and promote Lean Construction practices.

Skills

Site supervision

Safety leadership

Stakeholder management

First Aid at Work

Driving licence

CSCS Card

National Water Hygiene Card

Education

HNC/HND in Mechanical Engineering

Construction Management degree

Tools

Dalux

Job description

We are looking to appoint an experienced Mechanical Site Supervisor to join our Infrastructure team, delivering AMP8 water and wastewater projects across multiple sites.

This is an exciting opportunity to join a growing team delivering a substantial programme of treatment works schemes, ranging from capital maintenance projects to complex multi-disciplinary upgrades. Typically valued between £2m and £15m, projects will involve civil, mechanical, electrical and ICA works within live operational environments.

Working closely with site teams, subcontractors and designers, you will supervise the safe and efficient delivery of mechanical installation works, ensuring compliance with drawings, specifications, asset standards and programme requirements.

Key Duties

• Supervise mechanical installation activities, providing strong safety, health, wellbeing and environmental leadership and ensuring works are delivered safely, efficiently and to the required quality standards.
• Plan and coordinate site activities, including pre-work surveys, Safe Systems of Work, Toolbox Talks and five-week look-ahead planning, working closely with civil and electrical teams.
• Maintain accurate site and quality records, including inspections, ITPs, testing records, as-built information, site diaries, labour returns and allocation sheets.
• Build positive working relationships with clients, designers, subcontractors and other stakeholders, supporting commissioning and handover activities.
• Identify and resolve technical issues, promote best practice and continuous improvement, and support the use of digital tools and Lean Construction principles.

About You

You will be a practical and technically capable construction professional with experience supervising mechanical works, ideally within the water or wastewater sector.

You will bring:

• Experience as a Site Supervisor for a principal contractor within water, wastewater or a related infrastructure environment.
• An HNC/HND, degree or equivalent qualification in Mechanical Engineering, Construction Management or a related discipline.
• SMSTS or SSSTS, an appropriate CSCS Card and National Water Hygiene Card.
• Strong knowledge of construction health, safety, environmental and quality requirements, with the ability to coordinate subcontractors and direct labour effectively.
• Strong communication, organisation and stakeholder management skills, together with a full UK driving licence. Experience using Dalux and a First Aid at Work qualification would be advantageous.

What we can offer you

• Competitive salary
• Car Allowance
• 26 days annual leave (with the opportunity to buy or sell up to 3 days holiday)
• 3 additional long service days achieved after 3, 7 and 10 years
• Private medical insurance for yourself (with the option to buy family cover)
• Life Assurance
• Defined contribution pension scheme matched up to 8%
• Enhanced maternity, paternity and parental leave
• 2 days volunteering opportunities
• Flexible and Agile working (dependent on your role)
• Employee Assistance Programme
• Professional membership fees
• Perks at Work Employee discount scheme offering discounts on a range of categories such as electronics, home appliances, food & groceries, car buying, travel, fitness and more
• Flexible Benefits scheme which includes the opportunity to purchase benefits such as:
  • Critical illness insurance (with option to purchase for your partner)
  • Dental Insurance
  • Travel insurance
  • Cycle to work scheme
  • Retail vouchers/payroll giving/activity pass for top leisure attractions.

Who we are

Tilbury Douglas is a leading UK building, infrastructure, engineering and fit-out company, delivering vital projects across sectors including health, education, highways, justice, defence, aviation, water, and environment.

Our people are at the heart of our success. We are committed to an inclusive culture that encourages innovation and celebrates individual differences. We are proud to hold Investors in Diversity status.

Please note: we do not hold a sponsorship licence. This role is subject to Baseline Personnel Security Standard (BPSS) clearance.