Senior Fire Alarm Engineer – £60K OTELocation: Hertfordshire – must be happy working in and around LondonSalary: £40,000 – £45,000 pa + paid travel, on-call and overtimeOTE: £50,000 – £60,000 paIndustry: Fire and Security ABOUTYou'll be joining a long-established UK provider of life safety and security systems with over 25 years of experience. The company designs, installs, maintains, and monitors fire and security systems, ensuring compliance and strong customer service.The business is focused on growth through investment in people, technical excellence, and ongoing development. Benefits – Senior Fire Alarm Engineer 9/10 day working fortnight (work-life balance)25 days holiday + Bank Holidays (rising to 35 days with service)Salary sacrifice pension schemeLife assurance (3x salary)Employee Assistance Programme (EAP)24/7 GP and mental health supportTraining and development programmesCareer progression pathwaysQuarterly reviews and development check-insRecognition schemes and annual company event Responsibilities – Senior Fire Alarm EngineerAs a Senior Fire Alarm Engineer, your role will include: Commissioning addressable and conventional fire alarm systemsAdvanced fault finding and root cause analysisProgramming cause & effect and networked systemsProducing commissioning reports and technical documentationActing as on-site technical lead and escalation pointSupporting and mentoring engineersDelivering on-the-job training and sharing best practiceEnsuring compliance with British Standards and company proceduresCarrying out audits and quality inspectionsLiaising with clients and providing technical support on site Requirements – Senior Fire Alarm Engineer Experience commissioning and fault-finding fire alarm systemsStrong understanding of fire system programming and diagnosticsExperience with systems such as Gent, Advanced, Ziton, Morley or KentecAbility to support and lead engineers on siteStrong attention to detail and compliance focusGood communication and customer-facing skillsProactive, accountable, “right first time” approachTechnical reporting and documentation experience Why Join?This is a senior hands-on role where you'll act as the technical expert on site, leading complex fire system work and supporting engineering teams.You'll benefit from strong earning potential, structured development, and genuine work-life balance in a growing organisation. Apply Now!If you're an experienced Senior Fire Alarm Engineer based in or near Hertfordshire, this is your chance to join a respected business offering progression, stability, and strong earnings. Keywords:Senior Fire Engineer, Fire Alarm Engineer, Commissioning Engineer, Fire Systems Engineer, Fault Finding Engineer, Life Safety Systems, Fire Detection SystemsJBRP1_UKTJ