Lead Mechanical Site Manager – London Projects

Kier Group; City of Westminster; On-site; GBP 65,000 - 90,000; Full time

Job summary

Kier Group in London is seeking a Senior Mechanical Site Manager to lead the installation of mechanical services on our Kier Mechanical & Electrical projects. You will be at the heart of delivery, ensuring safe, compliant, and high‑quality installations across custodial, commercial, health and science sectors.

The role requires a relevant industry qualification, CSCS and SMSTS, strong collaboration and communication skills, and a proactive, safety‑minded approach.

Qualifications

• Relevant industry accredited qualification.
• CSCS and SMSTS accreditation at minimum.
• Clear communicator who works well in a team.
• Positive, solutions‑focused and safety‑minded approach.
• Keen to learn and develop with line manager support.

Responsibilities

• Ensuring all site works are carried out safely and in line with Kier standards, project requirements, and UK law
• Overseeing the installation of mechanical services, ensuring compliance with specifications and coordinating with other trades
• Managing quality control procedures and providing accurate progress updates to the project management team
• Guiding and overseeing other supervisors to ensure successful delivery of delegated works packages
• Contributing to the identification of project risks and opportunities, taking responsibility for mitigation within your area of control

Skills

CSCS

SMSTS

Leadership

Team collaboration

Safety standards

Education

Relevant industry qualification

Job description

Kier Group in London is seeking a Senior Mechanical Site Manager to lead the installation of mechanical services on our Kier Mechanical & Electrical projects. You will be at the heart of delivery, ensuring safe, compliant, and high‑quality installations across custodial, commercial, health and science sectors.

The role requires a relevant industry qualification, CSCS and SMSTS, strong collaboration and communication skills, and a proactive, safety‑minded approach.