{"id":3363770,"url":"https://alion.io/job/matchtech-principal-safety-engineer","title":"Principal Safety Engineer","company":{"id":2073484,"name":"Matchtech","domain":"matchtech.com","url":"https://alion.io/company/matchtech-com","size_band":"11-50","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":100,"open_postings":17,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":57,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Southampton, United 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across integrated sensing, communications and non-kinetic effects systems being developed for test, development and demonstration.\nKey Responsibilities:\nProvide specialist safety engineering advice to support product safety authorisation in accordance with established processes\nEnsure programme safety activities follow the safety management plan and that all analysis is complete, accurate and appropriately documented\nIdentify and analyse intrinsic and functional hazards, developing mitigation strategies to reduce residual safety risks to an ALARP level\nElicit system safety requirements and ensure their effective flow-down to the appropriate engineering teams\nReview subsystem safety analyses and incorporate the findings into integrated system safety assessments\nReview aircraft-level safety analysis and ensure alignment with the integrated system safety assessment\nLead the delivery of safety artefacts, identifying dependencies across systems, teams and aircraft-level activities\nPresent integrated safety assessments at design reviews and communicate key findings to stakeholders\nJob Requirements:\nExperience in safety analysis of complex systems within a safety-critical industry\nExperience across multiple engineering lifecycle phases\nExperience leading and delivering safety work packages across multi-disciplinary teams\nKnowledge of aircraft-level safety regulations and safety analysis techniques\nFamiliarity with ARP4754B, ARP4761A, RTCA DO-254 or DO-178C would be advantageous\nStrong written and verbal communication skills, with the ability to engage stakeholders at varying levels of seniority\nAbility to understand complex system interactions, dependencies and design uncertainty\nRelevant STEM degree or equivalent professional experience\nDesirable Skills:\nKnowledge of lasers, radar systems, sensors or defensive aids systems\nAwareness of information security principles\nExperience working with highly complex designs and significant levels of uncertainty\nInvolvement in cross-industry safety initiatives, such as those associated with the Institution of Engineering and Technology or the Safety-Critical Systems Club\nA strong commitment to promoting and improving safety culture\nUseful Tools Experience:\nCameo Systems Modeler\nIBM DOORS\nAdelard ASCE\nIsograph Reliability Workbench\nIf you are an experienced System Safety Engineer with a background in defence, aerospace or another safety-critical environment, apply now to support this important integrated systems programme in 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