Senior Fire & Security Engineer – Lead & Mentor

SER Limited; Guildford; On-site; GBP 39,000 - 42,000; Full time

Benefits offered by this job

33 days annual leave

Pension

Life assurance

Childcare vouchers

Share incentive plan

Virtual GP

Employee assistance

Job summary

SER Limited in Guildford is recruiting a Lead Fire & Security Engineer to take ownership of a key service area across Guildford and surrounding regions, with occasional travel toward Southampton. You will be the senior technical presence, support engineers, handle escalations, and ensure works meet NSI standards while delivering excellent customer service.

The role blends hands-on field work with leadership responsibilities, covering planned maintenance, fault finding, servicing and reactive

Qualifications

• Proven experience within the Fire & Security industry.
• Strong knowledge of fire alarms, intruder alarms, CCTV and access control systems.
• Excellent fault-finding and diagnostic skills.
• Strong customer service and communication abilities.
• Full UK Driving Licence.

Responsibilities

• Service, maintain and fault‑find on a wide range of Fire & Security systems.
• Provide technical support and guidance to field engineers.
• Act as the first point of contact for technical escalations.
• Assist engineers in resolving complex faults both remotely and on‑site.
• Support the Service Manager with technical queries and operational issues.
• Maintain high standards of workmanship and compliance with NSI and industry regulations.
• Build and maintain strong relationships with customers.
• Complete all documentation accurately using mobile technology.
• Participate in the on‑call rota.

Skills

Fire & Security experience

Fault finding

Customer service

Communication

Driving licence

Independent worker

Job description

SER Limited in Guildford is recruiting a Lead Fire & Security Engineer to take ownership of a key service area across Guildford and surrounding regions, with occasional travel toward Southampton. You will be the senior technical presence, support engineers, handle escalations, and ensure works meet NSI standards while delivering excellent customer service.

The role blends hands-on field work with leadership responsibilities, covering planned maintenance, fault finding, servicing and reactive