{"id":290871,"url":"https://alion.io/job/sopra-steria-system-and-software-engineer-mbse-sysml-aerospace","title":"System and Software Engineer (MBSE / SysML) – Aerospace","company":{"id":52881,"name":"Sopra Steria","domain":"soprasteria.com","url":"https://alion.io/company/soprasteria","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":373,"ghost_share":0,"stale_share":0.989,"repost_share":0,"time_to_fill_p50_days":28,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hartford, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":102000,"max_usd":220000,"period":"year","method":"role_country_seniority_unknown","sample_n":9411},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cameo Systems Modeler","optional":false},{"name":"DO-178C","optional":false},{"name":"FMEA","optional":false},{"name":"MATLAB","optional":false},{"name":"MBSE","optional":false},{"name":"Simulink","optional":false},{"name":"SysML","optional":false},{"name":"DO-254","optional":true}],"status":"live","first_seen_at":"2026-05-14T15:22:36Z","employer_posted_date":"2026-05-14","last_verified_at":"2026-10-29T23:02:42Z","board_verified":true,"closed_at":null,"days_open":168,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":167},"description":"CS Group USA, a subsidiary of CS Group, is a key player in the development and certification of safety-critical systems in the aerospace industry in the United States.\nJoining CS Group USA is a unique opportunity to work on complex high-tech systems for the most prestigious aerospace manufacturers in the country. Our team operates primarily remotely, with employees based across multiple U.S. states, offering flexibility while staying closely connected. We offer competitive compensation, comprehensive benefits, and a collaborative environment that fosters skill development and active involvement in the company’s growth.\n We are seeking a System and Software Engineer with hands-on expertise in critical embedded systems and model-based systems engineering (MBSE) to join our aerospace engineering team. In this role, you will contribute to the development of next-generation avionics and flight-critical systems, supporting the design, implementation, integration, and verification of embedded software for airborne platforms.\nResponsibilities\nDevelop and maintain system models using SysML to support system architecture, requirements traceability, and design analysis\nDesign, develop, and maintain embedded software using the MATLAB / Simulink suite for aerospace applications\nCollaborate with multidisciplinary engineering teams to analyze and refine system and software requirements\nGenerate embedded code for target environments using abstraction layers and model-based development processes\nPerform unit testing, integration testing, and software verification activities for embedded avionics software\nConduct safety assessments, including FMEA, FTA, and DFA, to evaluate system safety and identify mitigation strategies\nDocument software architecture, design decisions, verification results, and integration workflows\nReview and contribute to functional safety and certification artifacts to ensure compliance with DO-178C and related aerospace standards\nParticipate in technical reviews and stakeholder meetings to align on requirements, milestones, and certification objectives\n Bachelor’s degree in Electrical Engineering, Computer Engineering, Aerospace Engineering, or related discipline\nProven experience in MATLAB / Simulink for embedded software development\nSignificant experience with Cameo Systems Modeler\nExperience integrating Simulink models on real-time embedded targets\nAbility to interpret system-level requirements and translate them into detailed software specifications\nExperience in systems engineering, ideally in aerospace, avionics, or safety-critical embedded systems\nExperience performing safety analyses such as FMEA, FTA, and DFA\nKnowledge of functional safety principles for embedded electronic systems\nStrong communication and collaboration skills, with the ability to interface effectively with clients and internal stakeholders\nExperience working within DO-178C certification environments\nPreferred Skills\nExperience with requirements management tools such as JAMA or equivalent\nFamiliarity with aerospace standards such as ARP4754A, ARP4761, or DO-254\nCertification in functional safety or aerospace safety engineering is an asset\n CS Group US values diversity in the workplace and encourages women, visible minorities, ethnic minorities, aboriginal people and people with disabilities to apply.\nBenefits\nAll members included in annual cash bonus opportunity\n2% annual retirement benefit opportunity\nTraining/Professional Development opportunities for all members\n6 paid holidays\nIndustry leading medical, dental, and vision Insurance\nVacation / Sick Time / Bereavement leave\nEmployee Assistance Program, including mental health benefits\nSpouse / Child Optional Life \nWhole Life Insurance / Critical Illness Insurance / Legal Assistance / Military Leave\nAll your information will be kept confidential according to EEO guidelines.","description_format":"text","description_chars":3875,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Life insurance","Professional development","Vision insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Space & Aerospace","IT Outsourcing & Dedicated Teams","Systems Integrators","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-09-05T14:21:54Z"}],"visa":[],"liveness":{"score":3,"band":"cold","label":"Long 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