Gas Engineer

  • Aston Group
  • City, London
  • Dec 09, 2025
Full time Engineering

Job Description

Salary and Benefits
  • Competitive
  • Company Van and Fuel Card
  • 24 days holiday per year
  • Pension with 4% salary sacrifice scheme and employer contribution
  • Death in Service benefit of 4 x salary
  • Employee Assistance Programme
  • Health Cash Plan
  • Enhanced Family Friendly Policies
  • Long Service Awards
  • Additional holiday days based on length of service
  • Cycle to work scheme
The Role

As our Gas Engineer, you will be expected todeliver high-quality planned and reactive maintenance across heating and hot water systems, ensuring compliance with statutory requirements, safety standards, KPI targets, and budgetary controls. The role supports operational performance through accurate diagnostics, effective repairs, and exceptional customer service.

Key Responsibilities
  • Deliver planned and reactive maintenance within agreed programmes, budgets, and quality standards.
  • Conduct inspections, diagnose system faults, fit replacement parts, and complete repairs on all heating and hot water systems.
  • Carry out gas servicing, HIU servicing, and system breakdown work.
  • Test smoke and CO alarms in accordance with safety requirements.
  • Complete job sheets, PDA updates, daily logs, and weekly timesheets accurately and on time.
  • Adhere to safe working practices and maintain the safety of colleagues and the public at all times.
  • Work collaboratively with colleagues to deliver a high-quality service and achieve excellent customer satisfaction.
  • Ensure all planned commitments, KPIs, and service levels are met.
  • Supervise and support apprentices in line with company policies and procedures.
  • Provide outstanding customer service in all interactions.
  • Attend all required toolbox talks and comply with the company's Health & Safety Policy.
  • Undertake additional duties as required by management.
  • Maintain company vehicle to a high standard, including arranging servicing and reporting malfunctions promptly.

Working hours will be Monday to Friday, 08:00 am to 17:00 pm, and flexibility with working hours is essential as overtime will be required from time to time.

The Candidate

To be considered for our Gas Engineer role, you will have the following skills and experience:

Qualifications
  • ACS / Gas Safe certified with ability to demonstrate relevant experience.
  • CCN1, CPA1, CKR1, HTR1, CENWAT (essential).
  • Energy Efficiency Certification.
  • Unvented Hot Water qualification.
  • HIU certification (desirable).
  • Heat Pump experience (desirable).
  • Experience with gas fires, cylinders, and HRU systems.
Experience
  • Minimum of 5 years' experience in gas servicing.
  • Proven background as a qualified heating/gas service engineer in communal and/or domestic settings.
  • Ability to use PDA devices.
Skills/Knowledge
  • Excellent communication and interpersonal skills.
  • Strong team player with the ability to collaborate effectively.
  • Full, clean UK driving licence (must be maintained).

If you feel you have the skills for our Gas Engineer, please apply now!

About Aston Group

We are an established, family run, privately owned, business that has been setting standards for efficiency, innovation, and quality for over 60 years. We are passionate about providing an excellent service to our clients and stakeholders and pride ourselves on our quality of works and industry reputation. Our values are at the heart of everything we do, building trust, driving quality, delivering together, and having respect.

We take pride in our colleagues, supporting their hard work and dedication, enabling us to thrive as a team.

To find out more please visit

Our Commitment to Equal Opportunities

You don't need to tick all the boxes! We invest heavily in learning and development to bridge any gaps.

Our commitment to building and maintaining a diverse, inclusive, and representative workforce is a priority. We encourage applications from people from all backgrounds and welcome you to join a team that celebrates individual cultures and identities.

If you have any accessibility needs that require any extra attention, please let us know.

For more information, please visit