Building Services Engineer - Thames Valley

Acorn Engineering Limited; Reading; On-site; GBP 40,000 - 48,000; Full time

Benefits offered by this job

Company pension scheme

Company van

Fuel card

Salary sacrifice scheme

Wellbeing support

Regular company events

Overtime opportunities

Job summary

Acorn is seeking a Building Services Engineer to maintain and improve building services across a portfolio of commercial sites in the Thames Valley region. You’ll perform planned maintenance, reactive repairs and fault finding, working independently with strong client communication.

The role includes a generous pension, van and fuel card, salary sacrifice options, and opportunities for overtime. Applicants should have relevant City & Guilds qualifications and solid M&E knowledge.

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, 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 systems

Legionella control

Health & safety awareness

Communication skills

Time management

Teamwork

Independent work

Education

City & Guilds in Mechanical Engineering or equivalent

Time-served mechanical or maintenance engineer

Tools

Microsoft Office

Job description

Building Services Engineer

Join our engineering team maintaining and improving building services across a portfolio of commercial sites in the Thames Valley region.

Join Acorn - Build your Career

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.

The Role

We are seeking an experienced Building Services Engineer to join our engineering team. The successful candidate will be responsible for carrying out planned preventative maintenance, reactive repairs and fault finding across a variety of commercial sites.

The role involves working independently while maintaining strong communication with clients, colleagues and subcontractors to ensure a consistently high standard of service delivery.

Package & benefits

What You Can Expect

Location

Thames Valley, working across a variety of commercial sites in the region.

Salary

Up to £44,000 depending on experience, plus overtime and callout.

Working hours

41.25 hours per week with opportunities for additional overtime.

Pension scheme

Company pension scheme to help you plan for the future.

Company Events

Regular company events that bring teams together and recognise success.

Wellbeing support

Wellbeing benefits including 24‑hour turnaround GP appointments for the whole family.

Van & fuel card

Company van and fuel card to support you out on site.

Salary sacrifice scheme

Access to a salary sacrifice scheme for approved benefits and purchases.

Key Responsibilities

• Carry out planned preventative maintenance, 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

Knowledge & competencies

• Good working knowledge of M&E building services.
• Experience with HVAC plant including air conditioning, boilers, controls, heating and ventilation.
• Understanding of Legionella control.
• 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.

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.

Need more info?

Dale Leer

Recruitment contact

[e-mail]