> Markdown version of [/jobs/ext/2929210-career-opportunities-systems-engineer](https://www.wearedevelopers.com/jobs/ext/2929210-career-opportunities-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Career Opportunities: Systems Engineer - **Company:** G4S - **Location:** London, UK (Remote available) - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Systems Engineering, Information Technology - **Published:** September 16, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2974350704-2 ## About the Role mechanical experienceExperience installing & servicing a wide product base of access control systems, CCTV systems and intruder alarm systems.Experience of servicing fire alarm systems, ideally GENT based.An IT qualification and or Electrical/Electronic qualificationA broad technical IT knowledge, i.e. Installing various Windows Operating Systems; networking etcKnowledge of basic electrical principals such as measuring voltage and current drainGood attention to detail in order to ensure that all paperwork is correctly completed, and procedures are followed within the allotted timescales.An enthusiastic team player who is able to work well under pressure and maintain a professional approach at all timesCompensation package:Company Car/VanWorkplace pension schemeContributory Healthcare SchemeEyecare vouchersEmployee Discount SchemesProgression, training & development opportunitiesRefer a friend schemeYou will just need to complete the following application form and one of our Recruiters ## Description Recruitment Location: United KingdomCounty / State / Province: LondonCity: LondonRequisition ID: 9698We are looking for a experienced Security Systems Engineer to cover the Twickenham and surrounding areas. The role will be remote so you will need to be based within easy travelling distance of the Twickenham area. About the Role: Attend to calls for maintenance (on site and or by telephone) as directed by team co-ordinatorsRectify all faults on the first visit where rectification is within your control.Carry out rolling programme of preventative maintenance visits.Collection/recording of site configuration information.Maintain car stock (spares) levels.Maintain accurate and timely records.Provide cover on an out of hour's basis on a rotating mission small projects when required.Ensure that audits are carried out of quality procedures.Provide training to customers and colleagues as required.Carry out any additional tasks that may be requiredWhat we are looking for:Previous electrical