Security System Installation Engineer

Trinity Fire & Security Systems
London
Commissioning Engineer - Security and Life Safety Systems (Install / Commissioning / Small works)
Location: London
Salary: Competitive in Industry + uncapped bonus scheme

Trinity is seeking a skilled and motivated Works Engineer to join our established London team. This role offers the opportunity to work on high-profile, critical sites across the London region, delivering expertly commissioned fire alarm solutions.

You will be responsible for the installation and commissioning of security and life safety systems , operating within complex, multi-panel environments. This position is ideally suited to an engineer who thrives on technical challenges and takes pride in delivering high-quality, compliant life-safety systems.

What’s in it for you?

Regional work, daily – enjoy a better work-life balance.

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

Ongoing training with leading brands.

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

The role of Works Engineer

You will be providing installation, commissioning and small works of our clients fire alarm systems. Working as part of a skilled team of Works Engineer’s you will be supported by our wider support departments to provide high quality service and customer experience.

The key tasks include the following:

  • Carry out all necessary works required at customer premises in accordance with the Company’s quality standards.

  • Effectively communicate with customers to ensure a good understanding of system and site status.

  • Liaise with works administrators and other internal stakeholders to ensure our commitments are met.

  • Work to a planned commission and small works schedule.

The systems you will work with at Trinity

CCTV: HikVision, Avigilon, Dahua

Intruder: Galaxy, Texecom

Access Control: Paxton, Honeywell, Gallagher

What skills do you need?

  • Experience in commissioning, installing and completing small works on security systems to relevant British Standards.

  • Ability to identify all types of cable associated with security systems, and to correctly test and terminate the cable ends in accordance with manufacturers’ instructions.

  • A logical approach to system fault diagnosis and rectification.

  • To always provide outstanding customer service.

  • Excellent verbal and written communication.

  • What technical knowledge do you need?

  • Understand the basic building services to test cause and effect of security interfaces.

  • A comprehensive understanding of the causes and cures of security system problems, including an ability to recommend changes to practices and processes that may cause false alarms as well as recommending changes to the systems.

  • Basic Electrical Safety training (ECA)..

What will Trinity give you?

At Trinity Fire & Security, we believe in rewarding our employees for their work and commitment. Our remuneration package includes a competitive basic salary and the opportunity to earn more through our uncapped commission scheme which rewards you for your talent, as well as paid overtime and travel time.

We are also committed to providing the training required to support and develop all our employees. As you grow with Trinity, you will be provided the opportunity to undertake industry leading training programmes to allow to excel in your position and progress in the direction you want to take your career.

The total package would include:

  • Competitive base salary, plus our uncapped engineer commission scheme

  • 23 days holiday which increases with service, plus bank holidays

  • Access to an employee discounts programme which includes discounts and cashback across over 800 national retailers

  • Pension scheme via Royal London

  • Company vehicle plus fuel card

  • Paid overtime and travel time (minus 30 minutes each way)

  • Employee referral scheme – earn up to £2,000 for each employee you bring into Trinity

  • Life Assurance

  • Employee Welfare assistance programme

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.

INDHP

Posted 2025-12-24

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