Mobile Gas Engineer


Company:	ISS Facilities Services
Salary:	£43,500 to £51,200 a year
Hours:	Full-time
Location:	South West
Working pattern:	Field-based
Job type:	Permanent
Posting date:	22 Sept 2026
Closing date:	22 Oct 2026

Apply for this job

Summary

Mobile Gas Engineer

Contract: Key Account Network

Location: Covering Swindon, Bristol, Gloucester, Oxfordshire and the surrounding areas

Hours of work: 41.25

Contract Type: Permanent

We are seeking a Mobile Gas Engineer to provide commercial gas, heating, combustion, and building services maintenance across a variety of client properties within the designated region.

The successful candidate will carry out planned preventative maintenance (PPM), reactive repairs, fault finding, servicing, and installation works across commercial, domestic gas, and HVAC systems.

Job Description

We are looking for a qualified and customer-focused engineer with strong experience in facilities management or building services environments.

This role requires a proactive approach to maintenance, compliance, client liaison, and the delivery of high-quality engineering services to ensure customer expectations are consistently exceeded.

Key Responsibilities

Carry out planned preventative maintenance (PPM) and reactive maintenance on commercial combustion, heating, gas, and HVAC systems.

Diagnose and repair faults on plant and systems, including basic electrical fault finding.

Undertake commercial and domestic gas servicing, repairs, and installation works.

Complete general building services maintenance tasks, including mechanical, plumbing, HVAC, and fabric-related works.

Participate in the call-out rota and provide timely emergency response when required.

Monitor contractors, issue Permits to Work, and ensure workmanship meets required standards.

Maintain plant rooms, workshops, and storage areas to a high standard of cleanliness and organisation.

Ensure all work is completed in compliance with health and safety legislation, risk assessments, COSHH requirements, and industry regulations.

Professional and Personal Competencies/Qualifications

Skills & Experience

Experience completing PPMs within facilities management or building services environments.

Experience carrying out weekly and monthly PPMs across a variety of commercial properties.

Experience in reactive and planned building services maintenance.

Knowledge of commercial gas, heating, HVAC, plumbing, and mechanical systems.

Basic electrical fault-finding experience.

Experience working under strict health and safety procedures, including risk assessments and method statements.

Strong customer service and client liaison skills.

Ability to complete administration and maintenance records accurately and on time.

Commercial Gas Qualifications

COCN1 or CODNC1

TPCP1A

ICPN1

CORT1

CIGA1

Domestic Gas Qualifications

CCN1

CENWAT1

CPA1

Additional Requirements

City & Guilds or NVQ Level 2/3 in Plumbing, HVAC, Electrical, or a related Mechanical Engineering discipline.

Gas Safe Registered.

Full UK Driving Licence.

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,

#aplacetobeyou,

#facilitiesmanagement

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 proud to be a Gold Employer Recognition Scheme (ERS) award holder and a signatory of the Armed Forces Covenant, recognising our commitment to supporting veterans, reservists, and military families. Through our Joint Forces Programme, we provide mentoring and support to members of the Armed Forces community and their spouses as they transition into civilian careers.

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

Apply for this job

Proud member of the Disability Confident employer scheme

About Disability Confident

Disability Confident is a government scheme. It encourages employers to recruit and retain disabled people and those with long term health conditions.