Mobile HVAC Engineer
Facilities Management Provider – Central London Portfolio

As a Mobile HVAC Engineer operating across Grosvenor Estates, we are responsible for the technical delivery, compliance, and performance optimization of HVAC systems within a high-profile, multi-site property portfolio in central London. The role demands a high level of engineering expertise, discretion, and responsiveness, supporting mission-critical environments and heritage buildings with complex mechanical infrastructure.

Core Responsibilities:

• HVAC System Maintenance & Optimization:

  • Perform planned preventative maintenance (PPM) on a wide range of HVAC assets including VRF/VRV systems, chilled water systems, AHUs, FCUs, split systems, and BMS-integrated controls.
  • Conduct reactive fault diagnostics using advanced tools (e.g., Fluke meters, refrigerant analyzers, and thermal imaging) to identify root causes and implement corrective actions.
  • Adjust and calibrate building management systems (BMS) such as Trend, Siemens, or Honeywell to optimize energy performance and occupant comfort.

• Compliance & Technical Reporting:

  • Ensure all works comply with SFG20 standards, CIBSE guidelines, and F-Gas regulations.
  • Maintain detailed asset registers, service logs, and technical reports for client audits and statutory compliance.
  • Support HVAC condition surveys and lifecycle planning for capital replacement projects.

• Critical Environment Support:

  • Provide HVAC support for data rooms, secure archives, and climate-sensitive zones, ensuring temperature and humidity thresholds are maintained within strict tolerances.
  • Participate in emergency response protocols for HVAC failures impacting business continuity or security operations.

• Client & Stakeholder Engagement:

  • Liaise directly with estate managers, client representatives, and third-party contractors to coordinate works and ensure minimal disruption to estate operations.
  • Deliver technical briefings and recommendations for system upgrades, energy-saving initiatives, and compliance improvements.

• Mobile Coverage & Asset Management:

  • Cover multiple high-value properties across Mayfair, Belgravia, and Knightsbridge, managing HVAC assets in both modern and heritage buildings.
  • Utilize CMMS platforms (e.g., Concept Evolution, Maximo) for job tracking, asset history, and performance analytics.

Certifications & Skills:

• City & Guilds Level 3 in HVAC or equivalent
• F-Gas Category 1 certified
• PASMA, IPAF, and Working at Height trained
• Strong knowledge of HVAC control logic, refrigeration cycles, and airflow balancing
• Experience with energy efficiency audits and carbon reduction strategies