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Senior Electronics Engineer Fire & Security Systems Location: Sunbury-on-Thames (TW16) | Hybrid: 3 days onsite, 2 days WFH Industry: Security & Fire Safety Technology Why Join Us? Competitive salary + 7% matched pension 25 days holiday + sick pay Hybrid working (2 days WFH) Private medical insurance & life assurance Extensive training and development resources Employee assistance program & wellbeing support On-site restaurant, free coffee, and the occasional cake! Friendly team culture with social clubs (badminton, 5-a-side football) Free parking & great transport links (M3 Jct 1, Sunbury/Kempton Park stations) What you will do Shape the Future of Security Technology with Johnson Controls At Johnson Controls , were redefining how the world stays safe. As a global leader in smart, sustainable building and security solutions, were on a mission to protect what matters mostpeople, assets, and environments. Our cutting-edge fire and security systems are trusted worldwide, and were looking for experienced Electronics Engineers who are ready to make a real impact. If youve worked in the security or fire safety industry , and youre passionate about designing high-reliability electronics for life-saving systems, this is your opportunity to innovate at scale. How you will do it As a Senior Electronics Engineer , youll play a key role in the design and development of advanced electronic hardware for our next-generation safety and security products. You will: Design robust analogue and digital circuits for mission-critical applications. Lead product qualification through rigorous testing and compliance processes. Collaborate with cross-functional teams including Software, Mechanical, Product Management, and Manufacturing. Support new product introduction and continuous improvement of existing systems. Provide expert-level support to field teams and engage with suppliers and regulatory bodies. Stay ahead of industry trends and contribute to innovation in secure electronics design. Optionally lead small-scale projects and mentor junior engineers. What we look for Essential: Proven experience in electronics design within the security, fire, or safety systems industry. Strong background in digital/microcontroller and analogue circuit design. Familiarity with compliance standards , EMC testing, and product certification. Excellent communication and collaboration skills. Desirable: Experience with Field Bus , communication protocols, or Hazardous Area applications. Knowledge of SPICE simulation , programmable logic (FPGAs, CPLDs), or embedded software. Understanding of international standards and type testing. Project leadership or mentoring experience. Ready to Make a Difference? Join a global leader where your work directly contributes to safer environments across the world. If youre an experienced electronics engineer with a background in security systems, we want to hear from you. Apply now and help us build the future of secure, smart technology. #AVRIL #LI-Hybrid TPBN1_UKTJ