Security and Fire Systems Service Engineer
Ranger Services Holdings Limited • St Mary Cray, Greater London • Posted July 03, 2026
About the Role
Security and Fire Systems Service Engineer
Full-time, Monday to Friday – 08.00 -17.00
Greater London
Fidelity, part of the Ranger FS Group is a progressive and expanding NACOSS Gold and BAFE FIRE Gold accredited Integrated Security and Fire Systems company concentrating exclusively on commercial applications. This is a great opportunity to join a friendly and motivated team, with a family ethos and excellent career progression opportunities.
Fidelity's core services are:
·Access Control
·Video Surveillance Systems
·Audio/Video Entryphone
·Intruder Alarms
·IP Based Systems
·Fire Alarms
·Smoke Vents
·Emergency Lighting
·Gate Automation
·Door Automation
Responsibilities:
* Corrective maintenance works - to include fault finding, troubleshooting and a first-time fix whenever possible
* Remedial and small works
* Preventative maintenance
* Client on si...
Full-time, Monday to Friday – 08.00 -17.00
Greater London
Fidelity, part of the Ranger FS Group is a progressive and expanding NACOSS Gold and BAFE FIRE Gold accredited Integrated Security and Fire Systems company concentrating exclusively on commercial applications. This is a great opportunity to join a friendly and motivated team, with a family ethos and excellent career progression opportunities.
Fidelity's core services are:
·Access Control
·Video Surveillance Systems
·Audio/Video Entryphone
·Intruder Alarms
·IP Based Systems
·Fire Alarms
·Smoke Vents
·Emergency Lighting
·Gate Automation
·Door Automation
Responsibilities:
* Corrective maintenance works - to include fault finding, troubleshooting and a first-time fix whenever possible
* Remedial and small works
* Preventative maintenance
* Client on si...