Fire Alarm Service Engineer

Trinity Fire & Security Systems; South Ockendon; On-site; GBP 58,000; Full time

Job summary

A leading fire and security company seeks an experienced Service Engineer to maintain fire, CCTV, and security systems in the South London area. Responsibilities include delivering scheduled maintenance, responding to service calls, and ensuring compliance with regulations. The role offers competitive base salary plus uncapped commission, comprehensive training, and a supportive team environment. Ideal candidates will have strong problem-solving skills and a background in electrical safety training. Enjoy 23 days of holiday, and additional training opportunities.

Benefits

23 days’ holiday

Company vehicle and fuel card

Referral bonus up to £2,000

Employee Discount Programme

Ongoing training and career development

Qualifications

• Experience maintaining fire, security, and CCTV systems to British Standards.
• Ability to communicate effectively with customers.
• Basic electrical safety training is preferred.

Responsibilities

• Deliver planned maintenance and reactive service calls.
• Communicate effectively with customers.
• Identify and carry out minor installations.
• Maintain accurate service records.

Skills

Experience servicing fire systems

Strong diagnostic skills

Excellent communication

Basic electrical safety training

Problem-solving abilities

Tools

Gent

Notifier

HikVision

Galaxy

Paxton

Job description

Service Engineer – Fire & Security Systems (Fire Alarm, CCTV, Access Control, Intruder)

Location: South London

On Target Earnings: £58,000 – This figure represents the average potential earnings, including overtime, call-outs, travel pay and bonus payments

Trinity Fire & Security Systems are seeking an experienced Service Engineer to deliver high-quality maintenance and support across our client portfolio, ensuring system integrity and compliance.

You’ll carry out scheduled servicing, maintenance, and minor remedial work, ensuring all systems perform effectively and meet regulatory and company standards. Working as part of a skilled regional team, you’ll be supported by dedicated service administrators and technical specialists.

What’s in it for you?

Regional work – enjoy a better work-life balance.

Uncapped commission & enhanced overtime – your effort truly pays off.

Ongoing training with leading brands like Gent, Notifier, Protec, and Baldwin Boxall.

Career progression – we invest in our engineers for the long term.

Key responsibilities

• Deliver planned maintenance and reactive service calls to Fire and Security systems.
• Communicate effectively with customers, providing updates and technical insights.
• Identify and carry out remedial works and small installations in line with service guidance.
• Maintain accurate records of service and performance.

Systems You’ll Work With

• Fire: Gent, Notifier, Advanced, Protec, and other open protocol systems
• CCTV: HikVision, Avigilon, Dahua
• Intruder: Galaxy, Texecom
• Access Control: Paxton, Honeywell, Gallagher

What we’re looking for

• Experience servicing and maintaining fire, security, and CCTV systems to relevant British Standards.
• Strong diagnostic and problem‑solving abilities.
• Excellent communication and customer service skills.
• Basic electrical safety training (ECA) and sound technical understanding of building services.

What Trinity Offers

• Competitive base salary with uncapped commission & paid overtime.
• 23 days’ holiday, increasing with service, plus bank holidays.
• Company vehicle and fuel card.
• Employee Discount Programme – savings across 800+ retailers.
• Pension via Royal London, Life Assurance, and Employee Assistance Programme.
• Referral bonus of up to £2,000.
• Ongoing training and career development opportunities.

Equal Opportunities in Practice

We are committed to equality of opportunity for all staff and applications from individuals is encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships.

Security Vetting

It is an industry requirement that successful candidates undergo security vetting. Offers of employment are subject satisfactory vetting and may be withdrawn if the required standards are not met.