Mechanical Supervisor

Job Advert: Mechanical Supervisor (Construction) Location: Lagos, Nigeria Rotation: 14 weeks deployed / 3 weeks leave Salary: From £75,000 per annum based on experience Fixed Term position: Until June 2027 Clearance: Security Clearance required About the Role G3 Systems Ltd is seeking an experienced and safety-driven Mechanical Supervisor to join our construction team on a rotational deployment in Lagos, Nigeria. Working to UK standards within an international environment, you will oversee the installation, maintenance and quality of mechanical systems on site. This role requires strong leadership, excellent technical knowledge, and the ability to coordinate teams and subcontractors in a fast-paced construction setting. Ensuring work is carried out safely, to specification and in line with programme requirements, while coordinating trades, managing resources and enforcing health & safety standards on a high-profile project. Your work pattern will be 14 weeks deployed / 3 weeks leave rotation. Key Responsibilities Responsible for the safety and welfare of the general public, staff and supply chain within their control under the strict observance of the G3 Systems Safety policy Ensure PPE is being correctly worn relevant to the company's policy and sub-contractors RAMs Working safely, stopping work if unsafe and speaking up to address any safety concerns Participate in safety initiatives Ensure all materials delivered to site to meet production needs, this will be in line with the UK Commercial team.Scrutiny of the material with special attention to BS-EN materials is needed. Ensure that all additional work is identified and that the site team are fully aware of all potential opportunities and risks in line with mechanical BOQ. Communicate any project issues/risks to site team to ensure that they are fully aware of project progress and is notified of all financial, specification and time risks Attend daily meetings regarding daily progress and upcoming works Sending meeting minutes to relevant contractors regarding conversations held on site Quality checks of installation works completed using I-Auditor software Ensure Work areas are ready for key stage inspections Act as on-site surveyor for G3 CDP mechanical items, working collaboratively with the sub-contractor to ensure conformity with specifications and layout drawings. Manage to O&M production with G3 and sub-contractors. Qualifications Required Level 3 Diploma in Plumbing Studies (6035-02) Diploma in Heating and Ventilating - Industrial and Commercial Installation (6188-30) Diploma in Heating and Ventilating - Ductwork Installation (6188-31) Diploma in Planned and Reactive Maintenance on Heating and Ventilating Systems (6188-32) Award in F-Gas and ODS Regulations 2079: Category I - Leak checking, recovery, installation, service, maintenance of equipment Level 2 & 3 NVQ Diplomas in Heating and Ventilation Skills & Experience Excellent organisational, time management and people skills, with an ability and confidence to coordinate and direct third party contractors and employees A rounded knowledge of risk and compliance and demonstrable planning & project management skills Previous experience providing installation compliance for Mechanical sub-contractors, taking operational responsibility for the Mechanical service delivery on the site Good Health & Safety knowledge Demonstrable experience in a Mechanical Discipline (f-gas, HVAC or Plumbing) ideally within an FM or Construction environment and / or secure environment, military, health or similar sectors. Benefits Competitive salary starting from £75,000 per annum , depending on experience. Your work pattern will be 14 weeks deployed / 3 weeks leave , enabling potential Non-Taxable (NT) status with HMRC, subject to eligibility. International Medical Cover. Membership of the G3 Systems Group Personal Pension Plan. Life Cover (3.5x salary). All UK and international travel covered; company-funded staff accommodation while deployed. Fully reimbursed subsistence expenses per company policy. Access to salary sacrifice schemes and wellbeing platforms. If you are a dedicated Mechanical Supervisor with a commitment to safety, quality, and delivering to UK standards in an international setting, we would welcome your application.