Fire Alarm Engineer: Install, Commission & Maintain Systems

GNA Group; City Of London; On-site; GBP 38,000 - 55,000; Full time

Job summary

GNA Group in London is seeking an experienced Fire Alarm Engineer to join our client's team, delivering and maintaining high-integrity fire detection and alarm systems across commercial and industrial sites.

You will install, commission, fault‑find and service systems, read electrical drawings, use CAD software, and coordinate with contractors to ensure safety and quality. A strong electrical background, hands-on approach and meticulous documentation are essential.

Qualifications

• Previous experience with fire alarm, fire detection or other life-safety systems.
• Strong electrical background in commercial, industrial or construction environments.
• Able to read electrical drawings, schematics and wiring diagrams.
• Experience using CAD or similar drawing software would be advantageous.
• Knowledge of fire alarm regulations, relevant building requirements and industry standards.

Responsibilities

• Produce and amend fire alarm system drawings and layouts using CAD software.
• Carry out installation, commissioning, servicing and fault diagnosis of fire alarm systems.
• Work from electrical drawings, wiring diagrams and technical documentation to complete installations accurately.
• Inspect, test and verify fire alarm equipment, including detection devices, control panels, sounders, interfaces and associated power supplies.
• Work alongside contractors and other trades to coordinate fire alarm installations within new-build and refurbishment projects.
• Identify faults and implement effective solutions to keep systems operating safely and reliably.
• Complete service records, test documentation and other relevant project paperwork.
• Ensure installations and maintenance activities are carried out in line with applicable legislation, industry standards and site safety requirements.
• Assist with system alterations, extensions and upgrades where required.
• Provide professional technical assistance to customers, colleagues and other project stakeholders.

Skills

Fire alarm systems

Electrical background

Reading electrical drawings

CAD drawing software

Hand and power tools

Attention to detail

Independent work

Safety mindset

Tools

CAD software

Electrical test equipment

Hand tools

Job description

GNA Group in London is seeking an experienced Fire Alarm Engineer to join our client's team, delivering and maintaining high-integrity fire detection and alarm systems across commercial and industrial sites.

You will install, commission, fault‑find and service systems, read electrical drawings, use CAD software, and coordinate with contractors to ensure safety and quality. A strong electrical background, hands-on approach and meticulous documentation are essential.