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Posted 02 August, 2026

Security and Fire Systems Service Engineer

Ranger Services Holdings Limited
Saint Mary Cray, ENG, GB Full Time

Job Description

Security and Fire Systems Service EngineerFull-time, Monday to Friday 08.00 -17.00Greater LondonFidelity, 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 ControlVideo Surveillance SystemsAudio/Video EntryphoneIntruder AlarmsIP Based SystemsFire AlarmsSmoke VentsEmergency LightingGate AutomationDoor AutomationResponsibilities:Corrective maintenance works - to include fault finding, troubleshooting and a first-time fix whenever possibleRemedial and small worksPreventative maintenanceClient on site liaisonWorking with monitored systems in liaison with our Alarm Receiving CentreAct as a Fidelity ambassador when out in the fieldCompletion of all required site and electronic paperwork promptly and with attention to detailDemonstrate good industry knowledge of all required disciplines.Participate in regular ongoing internal and external technical, regulatory, and health and safety trainingMentorship and guidance for junior engineers and apprenticesParticipate in out-of-hours On Call RotaKey Skills:Demonstrate good industry knowledge of all disciplines of integrated Security and Life Safety Systems.Technically strong on electrical principlesExcellent problem-solving and fault-finding skillsSound knowledge of relevant regulations and standardsPersonal Attributes: Good communication skills with both customers and colleaguesMulti-disciplined Service EngineerTeam orientatedStrong time-management skillsConfident user of Microsoft Office and working with networked/IP-based systemsProactiveAble to run works autonomouslyThe ability to supervise and motivate other engineersSelf-motivated and willing to use initiativeSalary and Benefits:£32,000 - £40,500, depending on skills and experienceCompany vehicle and fuel cardOut of hours On Call is required roughly one week in six.£385/week standby payment, plus callouts at:£90 for travel to and first hour on site, your standard overtime rate for subsequent hoursPaid overtime at 1.5x standard hourly rateCompany private health insurance scheme for employees and familiesPension schemeCompany mobile, tablet and laptopFull uniform including PPEAll specialist tools provided20-25 days annual leave plus Bank HolidaysStaff social eventsTraining and progression opportunitiesField engineers working area Greater London, with vast majority of sites within M25This job description is designed to outline the main duties and responsibilities associated with the role, and is not intended to be an exhaustive list of all duties performed.As an equal opportunities employer, Ranger FS is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership. We aspire to have a diverse and inclusive workplace and strongly encourage suitably qualified applicants from a wide range of backgrounds to apply and join Ranger.TPBN1_UKTJ