At a Glance
- Tasks: Lead mechanical operations and ensure compliance for HVAC systems in a high-profile corporate estate.
- Company: Join a leading firm in Central London with a focus on innovation and excellence.
- Benefits: Competitive salary, funding for upskilling, and generous overtime rates.
- Other info: Great career growth opportunities and a supportive, diverse workplace.
- Why this job: Take ownership of flagship projects and make a real impact in a dynamic environment.
- Qualifications: Must have F-Gas certification and a mechanical engineering qualification.
The predicted salary is between 48454 - 59222 £ per year.
Location: City of London
Salary: 60,000 + package
Contract: Monday - Friday: 8am - 5pm
The Opportunity
Are you an experienced Mechanical & HVAC Specialist looking for a key technical role within a landmark commercial development in Central London? We are seeking a Mechanical Supervisor to act as the primary technical authority for all mechanical, HVAC, and refrigeration systems across a high-profile corporate estate. Reporting directly to the Engineering Manager, this role is ideal for a hands-on mechanical expert who excels at technical diagnostics, subcontractor oversight, and statutory compliance management without the burden of line-managing direct reports. If you take pride in managing pristine plant rooms, ensuring 100% compliance, and working in a well-invested, high-spec environment, this opportunity offers an exceptional platform for professional stability and career growth.
Key Responsibilities
- Technical Operations & Maintenance Governance
- Mechanical Systems Ownership: Act as the lead mechanical competent person on-site, overseeing the operation and maintenance of business-critical HVAC plant, centralized chillers, VRF/VRV systems, Air Handling Units (AHUs), Fan Coil Units (FCUs), LTHW boilers, pumps, and water services.
- F-Gas Governance: Take full accountability for F-Gas compliance across all refrigeration and cooling assets, ensuring logbooks, leak checks, and refrigerant recovery registers are kept 100% accurate and audit-ready.
- Subcontractor Management: Coordinate and oversee specialist supply chain partners for hard services, annual maintenance, statutory inspections, and reactive call-outs. Inspect work quality and verify completion against scope.
- Overtime & Call-Out Support: Participate in planned out-of-hours maintenance, building shutdowns, and reactive call-outs as required (generous overtime rates available).
- Compliance, RAMS & Safety Leadership
- Safe Systems of Work (SSoW): Author, review, and challenge site-specific Risk Assessments and Method Statements (RAMS) for internal tasks and specialist contractors.
- Permit to Work System: Manage and enforce the site Permit to Work (PTW) system for high-risk mechanical, hot works, and pressure system tasks.
- Statutory Compliance & Logbooks: Maintain physical and digital compliance logbooks (including F-Gas, Pressure Systems Safety Regulations [PSSR], ACoP L8 water hygiene, and mechanical statutory testing) in pristine condition.
- Technical Administration & Client Diplomacy
- Engineering Reporting: Compile concise technical reports, asset deficiency logs, and incident root-cause analyses for the Engineering Manager and client representatives.
- CAFM System Administration: Manage, update, and close out planned preventative maintenance (PPM) and reactive work orders within contractual SLAs using the site tablet system.
Person Specification
- Qualifications & Certifications (Essential)
- Refrigeration & Cooling Ticket: City & Guilds 2079 F-Gas Category 1 or NVQ Level 2/3 in Refrigeration & Air Conditioning (Mandatory).
- Mechanical Apprenticeship / Qualification: Completed formal apprenticeship with NVQ Level 3 (or City & Guilds equivalent) in Mechanical Engineering, Heating & Ventilation, or Building Services.
- Water Hygiene: ACoP L8 / Legionella Awareness certification (Desirable).
- Safety Accreditation: IOSH Working Safely or IOSH Managing Safely (Desirable).
- Experience & Professional Attributes
- Proven Track Record: Demonstrable experience working as a Senior Mechanical Engineer, Mechanical Lead, or Mechanical Supervisor within a high-spec commercial office or corporate estate.
- Compliance IQ: In-depth knowledge of statutory building regulations, F-Gas legislation, PSSR, and SFG20 maintenance standards.
- System Literacy: Proficient with computerised maintenance management systems (CAFM/CMMS) and standard office software (Word, Excel, Outlook).
What We Offer
- Competitive Base Compensation: Highly competitive salary package reflecting technical expertise.
- Funded Upskilling: Dedicated funding for technical development, including pathways toward Authorised Person (AP) status for Pressure Systems / Mechanical Safety.
If you are a mechanical and refrigeration specialist ready to take ownership of a flagship commercial estate, apply today to arrange a confidential discussion.
Candidates must be eligible to live and work in the UK.
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