[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Johnson Controls International jobs](https://jobs.opennash.com/companies/johnson-controls-international/) · [Search jobs](/search/) Johnson Controls International · Essex-Essex-United Kingdom # Senior Service Engineer Essex-Essex-United Kingdom Full-time Senior individual contributor Operations Listed on Johnson Controls International’s official careers site. Posted October 9, 2026. Check that it is still open and apply there. [Apply on Johnson Controls International’s careers site →](https://jci.wd5.myworkdayjobs.com/JCI/job/Essex-Essex-United-Kingdom/Senior-Service-Engineer_WD30281579-1) [OpenNash Jobs](https://jobs.opennash.com/) / [Johnson Controls International](https://jobs.opennash.com/companies/johnson-controls-international/) / Senior Service Engineer ## Job description Service Engineer - Security Why join our team? We are at the forefront of cutting-edge security innovation, we specialise in the design, installation, and support of advanced surveillance and integrated site protection systems. Our mission is to deliver intelligent, reliable, and affordable security solutions that safeguard high-profile environments. We don’t just install technology—we engineer peace of mind. By combining our proprietary systems with best-of-breed technologies and meticulous project management, we deliver fully integrated, turn-key solutions tailored to each unique site. Our team conducts comprehensive threat and vulnerability assessments to ensure every solution is both precise and future-proof. What sets us apart is our deep expertise in high-end surveillance and bespoke installation techniques. This makes us a trusted partner in some of the most sensitive and demanding environments. If you're passionate about innovation, precision, and making a real impact in the world of security, you'll thrive here. We have created the perfect platform for you to progress your career with Johnson Controls, with a range of opportunities available. As well as an excellent career progression, you will get:- 💰 Competitive salary ⏱️ Generous callout payments – best in the industry! 🚗 Company vehicle, tools, uniform, PPE – everything you need to succeed 🏖️ 25 days holiday + bank holidays (Option to buy extra days in our holiday purchasing scheme) 💷 Pension matched up to 7% 🧠 Ongoing training and development opportunities 🏆 Recognition programmes and long-service culture (20+ years average!) 👥 Staff referral bonus – up to £2,000 Professional Development - We are committed to investing in our team's growth. As part of this role, you'll have access to fully funded levy-supported qualifications, enabling you to gain nationally recognised certifications while you work. What you will do Provide Technical Security Engineering support on client site. Be able to diagnose technical security equipment faults against the contractual SLA’s Undertake PPM and provide evidence against agreed timescales. Request assistance as required for additional vendor Technical Support. Order and arrange timely delivery of critical spares relating to service calls. The ability to produce a high standard of report writing and documentation Maintain central archive of site documentation and asset register information. Collate management information for monthly and weekly meetings and reports. Maintain and update records for PPM Schedules. Request the issue of Risk Assessments and Method Statements from the internal team H&S Manager and or Account Manager. Provide assistance and Information as required for BAU quotations. Oversee and supervise third party contractors providing services on the client sites Availability for some out of hours & weekend working as and when required. undefined Be available to be on-call 1 week in every 4 weeks undefined To participate in Client and team meetings on a regular basis undefined Have good organisational skills, good time management skills and have the ability to work unsupervised when required. undefined Work alongside other engineers based at the client sites. To carry out duties in accordance with the company and client’s health and safety policy and procedures. Adhere to company and client Equality and Environmental policies. How you will do it Provide excellent Customer Service to exceed the expectations and requirements of the customer whilst, establishing and maintaining effective relationships. To Service the appropriate devices, working safely and responsibly to avoid injuries, damage to property, and the loss of unused materials. Ensuring your time is managed efficiently and jobs are prioritised correctly. Correctly complete Engineer work reports, handover certificates/BSIA Certificates or checklist as appropriate. What we look for Must have detailed technical experience with installing, maintaining and commissioning C-Cure 9000 and be trained to level 3. Must have experience installing, maintaining and commissioning CCTV systems and servers, preferably Avigilon. Must have experience with installing, maintaining and commissioning Honeywell Galaxy intruder equipment. A working knowledge of industry standard security equipment and systems including turnstiles, speed lanes, intercom systems, perimeter detection and radio systems. Have experience with undertaking planned preventative maintenance and project works on technical security systems. Have a good working knowledge of network infrastructure, servers, IT systems and patching. Be available to work a shift pattern, which will include either 07.00 – 15.00 or 08.00 – 16.00 About us Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education. For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward. We are at the forefront of cutting-edge solutions that protect homes and businesses. To keep us ahead of our competitors, we’re constantly evolving. To help us do this we need people who think the same; people with the desire to play their part in making the world a safer place. #RMDFL #UKENGINEERING ## At a glance - Posted by the employer: Oct 9, 2026 - First seen by OpenNash: Oct 13, 2026 - Last checked: Oct 20, 2026 - Listed for: 11 days - Location: Essex-Essex-United Kingdom - Employment type: Full-time[Apply on Johnson Controls International’s careers site →](https://jci.wd5.myworkdayjobs.com/JCI/job/Essex-Essex-United-Kingdom/Senior-Service-Engineer_WD30281579-1) ## More jobs at Johnson Controls International ### [AC/ Refrigeration Engineer](https://jobs.opennash.com/companies/johnson-controls-international/jobs/1ebd356ed60790cd3af6/) ### [AI Application Engineer](https://jobs.opennash.com/companies/johnson-controls-international/jobs/922a18cd79be138cd21e/) Pune-Maharashtra-India ### [AI Engineer](https://jobs.opennash.com/companies/johnson-controls-international/jobs/b8b4453183711af462cc/) San Jose-San Jose-Costa Rica ### [AI Platform Engineer](https://jobs.opennash.com/companies/johnson-controls-international/jobs/9e612d2a0e4f682f66ee/) Irving-Texas-United States of America +1 more ## Similar jobs at other companies ### [ABB Talent Pool – Field Service Engineer / Senior Field Service Engineer / Associate Field Service Engi-neer / Technical Service Engineer / Associate Field Service Technician / Commissioning Engineer / As-sociate Commissioning Engineer / Service Site Manager and Service Team Leader](https://jobs.opennash.com/companies/abb/jobs/eb3a149d2c87b55b4a1a/) ABB · Not Location Specific ### [Service Engineer](https://jobs.opennash.com/companies/siemens/jobs/21d0f288b76415bea5a5/) Siemens ### [Automation Service Engineer](https://jobs.opennash.com/companies/bouygues/jobs/2ae05d926459769b56a3/) Bouygues · ROESELARE, Belgium ### [Field Service Engineer](https://jobs.opennash.com/companies/bouygues/jobs/cbaf320d564e1d4de8f0/) Bouygues · VELDHOVEN, Netherlands OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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