Construction Manager - Infrastructure, Civil and Build

Mace; Roe Green; On-site; GBP 48,000 - 65,000; Full time

Job summary

Mace is seeking a Construction Supervisor to lead site safety and oversee the programme of works for a major water infrastructure project in the UK. You will direct safety on behalf of Mace and our client, review ongoing works, and audit compliance with standards using Eco online, while coordinating with diverse stakeholders.

We value HSE, quality, and buildability expertise across multi-disciplinary teams. CSCS/SMSTS and NEC4 experience are preferred; driving license is required.

Qualifications

• Significant experience on major, complex infrastructure projects in live environments.
• Strong HSE, quality, commissioning and buildability expertise across multi-disciplinary delivery.
• Proven team leadership, programme management and NEC4 contract knowledge.
• Proven experience in controlling quality and workmanship during construction.
• Knowledge of water industry standard specifications.
• Full UK driving licence.
• Working towards MCIOB/MAPM/MRICS/MICE or equivalent desirable.
• NEC 4 ECC supervisor experience desirable.

Responsibilities

• Conduct site surveys, identify hazards and complete risk assessments.
• Highlight potential design issues before they affect cost or schedule.
• Assist Project Managers in managing contractors and construction risks.
• Monitor contractor performance, conduct audits, and maintain diaries of activities.
• Review procedures to ensure RAMs, standards and specifications compliance.
• Ensure construction activities and materials meet standards and legislation.
• Investigate non-conformances and drive defect resolution.
• Report SHEQ hazards, near misses, and incidents.
• Witness testing/commissioning and manage acceptance procedures.
• Inspect finished works, certify quality, and manage handover including snagging.
• Investigate new materials/tech to meet maintenance and construction needs.
• Provide technical construction expertise and water hygiene protection.

Skills

HSE expertise

Quality control

NEC4 contracts

Team leadership

Programme management

Water industry knowledge

CSCS/SMSTS

Driving licence

Education

CSCS card

SMSTS accreditation

NEC4 ECC supervisor

Tools

RAMS

NEC4 ECC

Job description

Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.

The project:

Our client is the largest water-only supplier in the UK. They provide on average 950 million litres of water each day to a population of more than 4.9 million people across Bedfordshire, Berkshire, Buckinghamshire, Essex, Hertfordshire, Surrey, the London Boroughs of Harrow and Hillingdon and parts of the London Boroughs of Barnet, Brent, Ealing and Enfield. Their vision is to be the leading community-focused water company, committed to protecting the environment, prevent pollution, and compliance with environmental legislation, regulations and other requirements.

As the Construction Supervisor on the Programme of works, you will direct site safety on behalf of Mace and our client. This will be carried out in a collaborative environment interacting positively with a wide range of internal and external stakeholders. You will be responsible for reviewing, recording and auditing ongoing works to ensure compliance with the client and industry standards including but not limited to documentation, planned works, works in progress, works completion and final walkovers. You will attend programme and project meetings as required and will utilise the client environment, health and safety system: Eco online to record and manage the reporting of your work.

Responsibilities

• Conducting site surveys, identify hazards and complete risk assessments.
• Highlighting potential specification and design issues before they affect construction, cost or schedule.
• Assisting Project Managers in managing contractors, ensuring measures are in place to manage construction risks.
• Monitoring contractor performance, conduct regular audits, and keep records of construction activities including diaries of people, plant, and material.
• Reviewing contractor procedures to ensure compliance with accepted RAMs, standards, and specifications.
• Ensuring that construction activities and materials supplied by contractors comply with relevant standards, specifications, and legislation.
• Investigating non-conformances, develop solutions, and take ownership of defect identification and resolution processes.
• Reporting and investigate SHEQ hazards, near misses, and incidents.
• Witnessing testing and commissioning activities and manage acceptance procedures.
• Inspecting finished works, certify quality standards, and manage handover activities, including snagging items.
• Investigating new materials and technology applications to meet maintenance and construction requirements.
• Providing technical construction expertise and protect the principles of water hygiene.

Qualifications

• Significant experience on major, complex infrastructure projects in live environments.
• Strong HSE, quality, commissioning and buildability expertise across multi-disciplinary delivery.
• Proven team leadership, programme management and NEC4 contract knowledge.
• Proven experience in controlling quality and workmanship during construction.
• Knowledge of water industry standard specifications.
• Relevant CSCS card and/or SMSTS accreditation.
• Ability to work at heights and in confined spaces.
• Full UK driving licence.
• Working towards membership of MCIOB/MAPM/MRICS/MICE or equivalent demonstrable professional or personal development is desirable.
• NEC 4 ECC supervisor is desirable.
• Construction management expertise including, but not limited to, experience in monitoring works to ensure they meet the standards and specifications defined within the scope of works, identifying and managing defects, witnessing tests and inspections and providing overall quality assurance across the project.
• Experience in working with HS2 and knowledge of the HS2 technical assurance process is desirable.

Our values

• Safety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.
• Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long term relationships with our clients.
• Integrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.
• Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.

Mace is an inclusive employer and welcomes interest from a diverse range of candidates.

We are also open to discussing part time, flexible, and hybrid working options if suitable with-in the role.

Job Summary

Job number: 46435

Date posted: 2026-08-27

Profession: Project & Programme Management

Employment type: Full-time