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Fire Alarm Engineer - Installation / Commissioning

Trinity Fire & Security Systems | south ockendon, United-Kingdom | Posted May 26, 2026

Position Overview

Works Engineer (Installation / Commissioning) – Fire Alarm Systems

Coverage: London + south East

On-target earnings: £60,000 (Inclusive of overtime, travel pay, and bonuses)

£4,000 sign-on bonus

Trinity Fire & Security are looking for an experienced Small Works Engineer to join our London based team, delivering high-quality installation and commissioning across a diverse client portfolio.

You’ll be responsible for installing, commissioning, and supporting a range of fire systems, ensuring full compliance and optimal performance. Working regionally, you’ll benefit from structured support from dedicated coordinators and technical specialists—so you can focus on what you do best.

Why Trinity?

  • Regional work - less time travelling, better work-life balance.

  • Uncapped earning potential - enhanced overtime and commission pay.

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