Fire Alarm Engineer - Service

Trinity Fire & Security Systems; Watford; On-site; GBP 52,000 - 64,000; Full time

Benefits offered by this job

Company van

Fuel card

Pension

Life Assurance

Employee Assistance Programme

Discount Programme

Referral bonus £2,000

Training & development

Job summary

Trinity Fire & Security is seeking an experienced Fire Alarm Engineer to join our service and maintenance team in the North London region. You will service and maintain a wide range of fire and security systems across commercial clients, delivering high-quality workmanship and exceptional customer service.

Join a team supported by Service Coordinators and Technical Specialists while you focus on engineering standards, compliance, and reliability.

Qualifications

• Proven experience servicing and maintaining fire alarm and/or electronic security systems.
• Strong fault-finding, diagnostic and problem-solving skills.
• Good knowledge of relevant British Standards and industry requirements.
• Excellent communication skills and a professional approach to customer service.
• A full UK driving licence.

Responsibilities

• Carry out planned preventative maintenance and reactive service visits on fire and security systems.
• Diagnose faults and deliver effective, compliant solutions.
• Complete minor remedial works and small-scale installations.
• Provide professional technical advice and updates to customers.
• Maintain accurate service records and documentation.
• Ensure all work is completed in line with relevant standards and company procedures.

Skills

Fire alarm systems

Fault-finding

Electrical safety

Customer service

Driving licence

Job description

Fire Alarm Engineer | Service & Maintenance

Region: North London

On-Target Earnings: Up to £58,000 (inclusive of overtime, call-outs, travel pay and bonuses)

Sign-On Bonus: £4,000

Join Trinity Fire & Security

Trinity Fire & Security is looking for an experienced Service Engineer to join our team, delivering high-quality servicing, maintenance and technical support across a diverse portfolio of commercial clients.

You will service and maintain a wide range of fire and security systems, ensuring compliance, reliability and exceptional customer service. You'll be supported by dedicated Service Coordinators and Technical Specialists, allowing you to focus on delivering outstanding engineering standards.

Why Join Trinity?

At Trinity Fire & Security, we invest in our people and provide the support, training and opportunities needed to build a successful engineering career.

• Regional coverage: Enjoy reduced travel and a better work-life balance through a regional approach to service delivery.
• Uncapped earning potential: Benefit from enhanced overtime rates, call-out payments and uncapped commission opportunities.
• Ongoing industry training: Access ongoing manufacturer training and accreditations with leading industry brands.
• Dedicated Support: Work alongside experienced Service Coordinators and Technical Specialists who help you deliver the highest standards of service.

Systems You’ll Work With

Fire Systems: Gent, Notifier, Advanced, Protec and other open-protocol systems.

CCTV: Hikvision, Dahua, Avigilon.

Intruder Alarms: Galaxy, Texecom.

Access Control: Paxton, Honeywell, Gallagher.

Key Responsibilities

• Carry out planned preventative maintenance and reactive service visits on fire and security systems.
• Diagnose faults and deliver effective, compliant solutions.
• Complete minor remedial works and small-scale installations.
• Provide professional technical advice and updates to customers.
• Maintain accurate service records and documentation.
• Ensure all work is completed in line with relevant standards and company procedures.

About You

We’re looking for a technically capable and customer-focused engineer who takes pride in delivering high-quality work.

• Proven experience servicing and maintaining fire alarm and/or electronic security systems.
• Strong fault-finding, diagnostic and problem-solving skills.
• Good knowledge of relevant British Standards and industry requirements.
• Excellent communication skills and a professional approach to customer service.
• A strong technical understanding, with a focus on electrical safety.
• The ability to work independently, manage service responsibilities and maintain high engineering standards.
• A full UK driving licence.

What We Offer

• Competitive basic salary with uncapped commission and paid overtime.
• 23 days' annual leave, increasing with service, plus bank holidays.
• Company van and fuel card.
• Employee Discount Programme with savings at over 800 retailers.
• Pension, Life Assurance and Employee Assistance Programme.
• Employee referral bonus of up to £2,000.
• Ongoing training, manufacturer accreditations and career development opportunities.

If you’re looking for a role offering regional coverage, uncapped earning potential, ongoing training and long-term career development, we’d love to hear from you.

Equal Opportunities in Practice

We are committed to equality of opportunity for all staff and applications from individuals are 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 to satisfactory vetting and may be withdrawn if the required standards are not met.

Armed Forces Covenant

PTSG Group is proud to support the Armed Forces community and has formally signed the UK Armed Forces Covenant.

We recognise the valuable skills and experience that service leavers, veterans, reservists, and military families bring to the workplace, including leadership, teamwork, resilience, and technical expertise.

As part of our commitment, we guarantee an interview to ex-Forces applicants who meet the minimum criteria for the role and are committed to supporting Armed Forces personnel in building long-term civilian careers.

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