Building Services Engineer – Central London

Acorn; Greater London; On-site; GBP 36,000 - 44,000; Full time

Benefits offered by this job

Company Events

Wellbeing Benefits – GP for family

25 days holiday

Zone 1 & 2 Travel Card

Job summary

Acorn is hiring a Foot Mobile Engineer to cover a Central London patch. This walking role involves moving between client sites on foot and by public transport, with a focus on proactive maintenance and high service standards.

You will carry out PPM, servicing and reactive repairs across sites, supported by a dedicated helpdesk. HVAC knowledge and City & Guilds in Mechanical Engineering are preferred for this role.

Qualifications

• City & Guilds in Mechanical Engineering or equivalent.
• Time‑served mechanical or maintenance engineer (apprenticeship preferred).
• Proficient in Microsoft Office (Word, Excel, Outlook)

Responsibilities

• Carry out planned preventative maintenance (PPM), servicing and reactive repairs across assigned sites
• Attend call‑outs during normal working hours and participate in the out‑of‑hours emergency rota
• Communicate effectively with clients, suppliers and subcontractors
• Liaise closely with the internal helpdesk and administration teams
• Accurately complete reports, job sheets and compliance documentation
• Maintain log books and site records
• Ensure punctual attendance, professional presentation and correct use of PPE

Skills

M&E building services

HVAC experience

Health & safety awareness

Education

City & Guilds in Mechanical Engineering

Tools

Microsoft Office

Job description

At Acorn, people are at the heart of everything we do. With over 40 years’ experience delivering market‑leading engineering and compliance services across London and the South East, we have built a reputation based on trust, technical excellence, and long‑term partnerships with our clients.

We are recruiting a Foot Mobile Engineer to cover a prestigious Central London patch.

This is a walking mobile role, with engineers travelling between sites on foot and via public transport. The position suits someone who is organised, proactive and comfortable working independently while maintaining high standards of service across multiple client locations.

You will carry out planned preventative maintenance, servicing and reactive repairs across a varied portfolio of client sites, working independently but supported by a dedicated helpdesk and contract management team.

Location: Central London

Salary: up to £44000 depending on experience plus overtime and callout

Hours: 41.25 hours a week

Company Benefits

Company Events

Wellbeing Benefits – 24 hours turnaround GP appointment for the whole family

25 days holiday (not including bank holidays)

Zone 1 & 2 Travel Card

Key Responsibilities

Carry out planned preventative maintenance (PPM), servicing and reactive repairs across assigned sites

Attend call‑outs during normal working hours and participate in the out‑of‑hours emergency rota

Communicate effectively with clients, suppliers and subcontractors

Liaise closely with the internal helpdesk and administration teams

Accurately complete reports, job sheets and compliance documentation

Maintain log books and site records

Ensure punctual attendance, professional presentation and correct use of PPE

What we are looking for

Good working knowledge of M&E building services

Experience with HVAC plant including air conditioning, boilers, controls, heating and ventilation

Strong awareness of health and safety requirements

Qualifications & Experience

City & Guilds in Mechanical Engineering or equivalent

Time‑served mechanical or maintenance engineer (apprenticeship preferred)

Proficient in Microsoft Office (Word, Excel, Outlook)

Personal Skills

Excellent communication and time management skills

Highly organised and self‑motivated

Strong interpersonal skills

Comfortable working independently or as part of a team

Able to assess faults and make informed maintenance decisions

Location Focus

This role is dedicated to Central London, making it ideal for engineers experienced in working across high-density, central London environments using public transport.

Career Prospects at Acorn

Acorn is committed to developing its people for the long term.

Many of our engineers progress into senior engineering, specialist, or management roles as they grow within the business. We actively encourage skill development, increased responsibility, and career progression for individuals who show commitment, reliability, and a strong customer‑focused approach.

As our service offering and client base continue to grow, there are ongoing opportunities for overtime, role development, and exposure to a wide variety of technically interesting sites and systems.

Why Join Acorn?

A stable, well‑established company with over four decades of industry experience

A supportive, knowledgeable internal team that understands engineering roles

A strong focus on teamwork, professionalism, and safety

Genuine long‑term career progression opportunities

PPM-led work across varied sites in the local and surrounding counties

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, colour, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, and basis of disability

When you apply, we may conduct a background check using public databases and websites and utilising a web search engine. Your CV may be retained for a maximum period of one year.

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