Mobile Gas Engineer

Job Description

We are seeking an experienced Mobile Gas Engineer to deliver commercial gas, heating, combustion, and HVAC maintenance across a range of client sites within the designated region.

You will play a key role in ensuring safe, reliable, and compliant operation of critical building services systems while providing exceptional levels of service.

Key Responsibilities

• Deliver commercial combustion, heating, and HVAC PPM, proactive work, and reactive maintenance within agreed timeframes.
• Carry out general building services maintenance, including HVAC, plumbing, mechanical systems, and fabric tasks.
• Provide out-of-hours callout support in line with the client rota, ensuring timely issue resolution.
• Undertake major and minor repair works to commercial and domestic gas and heating systems.
• Complete new installations of heating and gas systems to relevant standards.
• Diagnose and repair faults on plant and systems, including basic electrical fault-finding.
• Maintain clean, organised, and compliant plant rooms, workshops, and storage areas.
• Ensure customer expectations are met or exceeded on all assigned tasks.

Professional and Personal Competencies/Qualifications

Skills & Experience Required

• Significant experience in commercial gas, combustion, heating, and building services maintenance.
• Strong background in PPM, reactive maintenance, fault finding, servicing, and installation work.
• Proven experience in Facilities Management or building services within commercial property settings.

Essential Qualifications

Commercial Gas:

• COCN1 or CODNC1
• TPCP1A, ICPN1, CORT1, CIGA1

Domestic Gas:

• CCN1, CENWAT1, CPA1

Technical Certifications:

• City & Guilds or NVQ Level 2/3 in Plumbing, HVAC, or Mechanical Engineering

Registrations & Licenses:

• Gas Safe Registered
• IPAF / PASMA
• Full UK Driving Licence
• Monday-Friday working pattern (8am–5pm) with clear overtime structure.
• Stable, long-term contracts on government sites.
• Predictable workload with a mix of scheduled PPM and reactive tasks.

The Company

ISS is a world-leading workplace and facility management company, connecting people and places to make the world work better. Working with customers day by day, side by side, we understand every aspect of the user experience.

Through a unique combination of intelligent solutions, high standards and people who care, to help our customers achieve their purpose, whether it’s hospitals healing patients, businesses producing the next great innovation, or airports bringing passengers home to their families. ISS is committed to doing business the right way, taking its corporate responsibility very seriously. Our passion is people.

We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference. #Becomewhoyouwant #Bepartofsomethingbigger

ISS is proud to be a diverse and inclusive employer.

ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background.

We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government’s Disability Confident scheme.

Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.

If you have any further queries regarding this role, please contact the Resourcing Team by emailing resourcing.team@uk.issworld.com

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