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Gas service technician

Alternative titles for this job include Gas installation engineer, gas maintenance engineer

Gas service technicians install, service and repair gas appliances and heating systems.

Average salary (a year)

£18,000 Starter


£38,000 Experienced

Typical hours (a week)

41 to 43 a week

You could work

evenings / weekends / bank holidays on a rota

How to become

Explore the different ways to get into this role.

How to become Gas service technician

You can get into this job through:

  • a college course
  • an apprenticeship
  • assessment of experience by a professional body


You could start with a college course, for example:

  • Level 2 or 3 Diploma in Plumbing and Heating
  • T Level in Building Services Engineering for Construction

These would teach you some of the skills you'll need to apply for a trainee position with a company.

To fully qualify as a gas service technician, you'll need a recognised gas industry qualification, for example a Level 3 Diploma in Gas Utilisation Installation and Maintenance.

You will usually need to be working to complete the level 3 qualification.

Entry requirements

You'll usually need:

  • 2 or more GCSEs at grades 9 to 3 (A* to D), or equivalent, for a level 2 course
  • 4 or 5 GCSEs at grades 9 to 4 (A* to C), or equivalent, for a level 3 course
  • 4 or 5 GCSEs at grades 9 to 4 (A* to C), or equivalent, including English and maths for a T Level

More Information


You can train to become a service technician by doing a gas engineering operative advanced apprenticeship.

This will usually take 18 months to complete. You'll do on-the-job training and spend time at a college or training provider.

Entry requirements

You'll usually need:

  • 5 GCSEs at grades 9 to 4 (A* to C), or equivalent, including English and maths, for an advanced apprenticeship

More Information

Other Routes

You may be able to have your experience and skills assessed through the Accredited Certification Scheme to get a recognised competency certificate.

This assessment is aimed at experienced engineers who work in related industries, like plumbing or heating and ventilation.

More Information

Further information

You can get more advice about careers in the gas industry from Energy & Utilities Jobs.

What it takes

Find out what skills you’ll use in this role.

What it takes

Skills and knowledge

You'll need:

  • practical skills for repairing and maintaining equipment
  • to be thorough and pay attention to detail
  • customer service skills
  • the ability to use your initiative
  • practical skills for installing equipment
  • problem-solving skills
  • patience and the ability to remain calm in stressful situations
  • persistence and determination
  • to be able to carry out basic tasks on a computer or hand-held device

Restrictions and Requirements

You'll need to:

What you’ll do

Discover the day to day tasks you’ll do in this role.

What you'll do

Day-to-day tasks

As a gas service technician, you will:

  • install gas appliances and heating systems
  • carry out planned maintenance checks on systems and equipment
  • test controls and safety devices to make sure they work properly
  • respond to emergencies
  • find and repair gas leaks, using computerised fault-finding equipment
  • replace or repair faulty or old parts
  • complete work records
  • advise customers on gas safety and energy efficiency

Working environment

You could work at a client's business or at a client's home.

Your working environment may be at height and cramped.

You may need to wear protective clothing.

Career path and progression

Look at progression in this role and similar opportunities.

Career path and progression

With experience, you could:

  • move into supervisory and management roles, with responsibility for a team of engineers
  • set up your own gas fitting business
  • do further training to become a heat pump engineer, working on alternative energy heating systems

Current opportunities

Find apprenticeships, courses and jobs available near you.

Current opportunities

Apprenticeships In England

Apprentice Gas Engineer

  • Wage: £16,000 a year Annually
  • Location: Wellington Street, Leeds

Apprentice Gas Engineer

  • Wage: Competitive Annually
  • Location: STOKE ON TRENT

Courses In England

Level 3 NVQ Diploma in Domestic Plumbing and Heating

  • Start date: 16 September 2024
  • Location: Bicester

Plumbing and Heating Natural Gas Route: Level 3 Apprenticeship Standard - Part Time Day

  • Start date: 01 August 2024
  • Location: Epsom

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