Commercial ACS Gas Engineer
| Company: | Daniel Owen Ltd |
|---|---|
| Salary: | £55,471 to £55,471 a year |
| Hours: | Full-time |
| Location: | City of London, SE1 9SG |
| Job type: | Permanent |
| Posting date: | 10 Nov 2026 |
| Closing date: | 17 Nov 2026 |
Summary
Commercial ACS Gas Operative
Locations: Various Inner London Boroughs
Join a Growing Commercial Gas Team
We are looking for an experienced
Commercial ACS Gas Operative to join a busy and professional maintenance team working across a portfolio of commercial and residential properties throughout Inner London.
This is an excellent opportunity for a qualified Commercial Gas Engineer who enjoys fault finding, servicing, repairs and plant room maintenance. The role offers a varied workload, job stability, and the chance to work independently while being supported by an experienced operations team.
The Role
You will be responsible for servicing, maintaining and repairing commercial heating systems, boilers, associated controls and plant room equipment. You will also carry out diagnostic and repair work within occupied properties to ensure the continuous provision of heating and hot water services.
Key Responsibilities
- Servicing, maintenance and repair of commercial boilers and heating systems
- Fault finding and diagnostics on gas appliances and associated controls
- Installation of commercial boilers, burners, heaters and gas pipework
- Commissioning new heating systems and ensuring safe operation
- Carrying out gas tightness testing in line with IGEM/UP/1 standards
- Completing planned preventative maintenance (PPM) on commercial plant equipment
- Working with and understanding Building Management Systems (BMS)
- Maintaining accurate service records and certification
- Liaising professionally with clients, residents and stakeholders
- Ensuring all work complies with current gas regulations, health and safety requirements, and industry best practice
- Managing company equipment and vehicles responsibly
What We're Looking For
Essential Qualifications
- CommercialACS Gas Qualifications:
- COCN1
- ICPN1
- TPCP1 / TPCP1A
- CIGA1
- BMP1 (Gas Boosters)
- Asbestos Awareness Certificate
- Full UK Driving Licence
Essential Experience
- Proven experience diagnosing and repairing faults on commercial gas appliances
- Strong commercial plant room knowledge
- Experience servicing and maintaining commercial heating systems
- Excellent communication and customer service skills
- Ability to work independently and as part of a team
Desirable Qualifications
- Energy Efficiency Qualification
- DAH1
- Unvented Hot Water
- WRAS (Water Supply Regulations)
- Working at Height Training
- Manual Handling Training
- First Aid Qualification
What You'll Need
- Strong fault-finding and problem-solving ability
- Good literacy and numeracy skills
- Excellent organisational and time management skills
- A proactive and professional approach
- Ability to prioritise workloads and meet deadlines
- Commitment to health, safety and compliance
Why Apply?
- Secure, long-term opportunity with a busy and established maintenance team
- Varied commercial and residential portfolio
- Independent working environment with strong operational support
- Opportunity to further develop commercial gas and plant room expertise
- Work across a range of sites throughout London
- Competitive salary and benefits package
If you are a qualified Commercial Gas Engineer looking for your next challenge in London, we'd love to hear from you. Apply today with your up-to-date CV.
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