Better places, thriving communities.
We are seeking a skilled and proactive Gas & Heating Engineer to take responsibility for the weekly and daily planning, maintenance, and servicing of domestic hot and cold-water systems, as well as a range of mechanical systems. This role requires a hands-on professional with strong technical knowledge, the ability to work under pressure, and a commitment to delivering high-quality service.
As a Gas & Heating Engineer, you will:
Independently plan and deliver pre-planned maintenance (PPM) schedules.
Respond promptly and effectively to reactive and emergency maintenance situations.
Diagnose and resolve faults across a range of complex mechanical and building service systems.
Work safely and systematically, ensuring compliance with all site protocols and health & safety standards.
Accurately complete all relevant documentation, including inspection reports, maintenance logs, and records of remedial work.
Maintain, repair, test, and install a wide range of oil heating and gas engineering systems and equipment across the Defence Estates' fixed plant infrastructure.
You will be responsible for inspecting and testing installed systems, interpreting engineering and building drawings/specifications, and applying a deep understanding of the interaction between mechanical and electrical systems. Your goal will be to ensure all machinery and systems operate within defined parameters and comply with all relevant legal and regulatory standards.
This role requires both planned preventative maintenance (PPM) and responsive/reactive maintenance, performed to a high standard. You will be expected to maintain accurate documentation, respond to call-outs, and operate safely in potentially hazardous environments following policies such as Health and Safety, COSHH, Electricity at Work, Asbestos, and Legionella regulations.
You must liaise confidently with both technical and non-technical staff, contributing to the safe and efficient delivery of engineering services. Collaborate with the Technical Supervisor and Chargehands to deliver comprehensive and effective maintenance services.
Perform reactive maintenance and repairs on a variety of mechanical and heating systems.
Service and replace common mechanical components, including taps, pumps, valves, and calorifiers.
Ensure full compliance with safety procedures, regulations, and engineering standards always.
Contribute to the operational risk register and promote a culture of continuous improvement within the team.
Demonstrate flexibility and adaptability, with a willingness to undertake tasks outside your core trade following appropriate training.
Background in a Maintenance, Facilities Management, or similar technical environment.
NVQ Level 3 or equivalent qualification in Electrical or Mechanical Engineering.
Gas Safe registered with valid ACS Gas qualifications.
Full, clean, and valid UK driving licence.
Capable of obtaining MoD Basic Security Clearance.
Experience working with electrical control systems, including PLCs and hardwired systems.
Strong working knowledge of health and safety legislation and recognised safety procedures.
Proven multi-skilled engineering experience with a strong focus on heating and/or gas systems.
Familiarity with oil-fired industrial and domestic boilers and heating systems.
Ability to carry out new installation work from written specifications with minimal supervision.
Comprehensive understanding of building services disciplines, including Heating, Hot water, Ventilation, Refrigeration, Environmental systems and Electrical power/distribution
Awareness of statutory compliance requirements and building regulations.
Unvented hot water qualification and experience with associated systems.
IOSH or equivalent health and safety qualification.
Self-motivated and capable of working independently with minimal supervision.
Committed to delivering high-quality work and exceptional customer service.
Physically fit and capable of undertaking manual handling
Willingness to undertake additional training as required (e.g., Mitie FM compliance training).
Actively motivated toward continuous learning and career development.
Strong IT literacy, including proficiency in Microsoft Excel, Word, and Outlook.
Takes initiative and maintains a strong focus on service quality and professional standards.
We have a virtual GP on hand for you and members of your household. So you can get expert advice by video or phone without having to leave your home. We offer financial wellbeing assistance through our Salary Finance scheme. When you join us, we’ll give you a link to our flexible lifestyle benefits platform, Choices. You might choose to purchase up to five extra days’ holiday each year. You might buy critical illness insurance, seek dental treatment or buy technology products at an affordable cost. We give you access to high street discounts from thousands of well-known retailers, gyms and more through our MiDeals platform. And we have a cycle-to-work scheme. Life cover of up to four times your salary is available. We also offer enhanced pension contributions, a save-as-you-earn scheme, and a Mitie Matching Share Plan (you could even be awarded free shares in Mitie).
Our success is a direct result of the experience and quality of our people. We offer a diverse variety of training and development avenues via a wide selection of learning resources to suit you.
We are the UK’s leading facilities management and professional services company, and our clients range from household names in banking, critical government sites as well as hospitals and schools.
Join our Mitie Team.
Together our diversity makes us stronger.