Zest Fire and Security
Fire and Security Engineer

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Company Description
Zest Fire and Security specializes in the design, installation, and maintenance of fire detection, intruder security systems, and CCTV systems, access control, and warden call alarm systems, etc., for residential, business, and healthcare clients.
The company focuses on delivering high-quality service and long-term life safety solutions, not just standalone security options. Zest emphasizes a personal, tailored approach to meet the specific needs and priorities of each home or business. The engineering team brings extensive knowledge to diagnosing and improving both new and existing systems, including those installed by other providers. Zest also offers a range of maintenance and emergency call-out services to ensure ongoing reliability and safety.
Roles Description
This is a full-time, on-site Junior Engineer, Fire and Security Engineer, and Lead Fire & Security Engineer role(s) based in Northern Ireland.
The Fire and Security Engineer will install, commission, and maintain fire alarm systems, intruder alarms, CCTV, access control, and related life safety systems in residential, commercial, and council settings. Day-to-day tasks include:
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- Completing site surveys
- Diagnosing and repairing faults
- Performing scheduled maintenance
- Testing system performance
- Ensuring compliance with relevant standards and regulations


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The role involves:
- Preparing accurate documentation and reports
- Updating system records
- Communicating clearly with clients about system status, required repairs, and upgrade/project options
The engineer will also:
- Participate in an out-of-hours call-out rota as required
- Follow health and safety procedures on-site
- Collaborate with the wider engineering team to deliver high-quality projects
Qualifications
- Proven experience installing, commissioning, and maintaining fire detection and alarm systems, security systems, and associated life safety equipment.
- Solid understanding of relevant standards, codes of practice, and regulatory requirements for fire and security systems.
- Strong fault-finding, diagnostic, and problem-solving skills on both new and existing systems (including systems installed by other providers).
- Competence in using basic electrical tools, test equipment, and system programming tools for fire and security panels.
- Effective communication and customer service skills, with the ability to explain technical issues clearly and professionally to clients.
- Ability to work safely on-site, follow company health and safety procedures, and maintain accurate documentation and reports.
- Capacity to work independently and as part of a team, manage time effectively, and prioritize multiple jobs or call-outs.
- Relevant technical qualification (e.g., in electrical, electronic, or fire and security engineering) or equivalent practical experience.
- Full valid driving license and willingness to travel to client sites and participate in an on-call rota as needed.
- Previous experience in residential, commercial, or healthcare environments and familiarity with a range of manufacturer systems is advantageous.
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