{"id":3250097,"url":"https://alion.io/job/four-sea-group-senior-systems-engineer","title":"Senior Systems Engineer","company":{"id":673721,"name":"Four Sea Group","domain":"fourseagroupinc.com","url":"https://alion.io/company/fourseagroupinc","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Rippling","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Colorado Springs, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":160200,"max":213600,"currency":"USD","period":"year","gross":null,"usd_annual":213600},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":true},{"name":"Cameo Systems Modeler","optional":true},{"name":"IBM DOORS","optional":true},{"name":"MBSE","optional":true},{"name":"SysML","optional":true},{"name":"UML","optional":true}],"status":"live","first_seen_at":"2026-05-13T20:17:33Z","employer_posted_date":"2026-05-13","last_verified_at":"2026-11-02T13:33:23Z","board_verified":true,"closed_at":null,"days_open":172,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":172},"description":"About Four Sea Group, Inc.\nFour Sea Group is a 100% employee-owned technical mission support company based in Denver, Colorado. Founded by an aerospace industry veteran and PhD astrophysicist, we support complex defense, space, software, systems, and mission-focused programs for government and industry partners. What sets FSG apart is the caliber of our people and the way we operate: we are a reputation-driven team of highly skilled engineers and technical experts who are brought in for their depth, judgment, and ability to solve difficult problems. As an employee-owned company, we have built our compensation, benefits, and culture around a simple idea: when the company succeeds, that value should go back to the people doing the work.\nAbout the role\nWe are seeking a Senior Systems Engineer to lead complex, high-impact systems engineering efforts supporting mission-critical programs. This role works across ambiguous technical challenges, defines engineering approaches that others follow, and helps reduce technical risk across teams, subsystems, and program areas.\nThe ideal candidate brings deep systems engineering lifecycle expertise, strong mission and integration judgment, and the ability to guide complex work in secure, high-performance environments while mentoring other engineers and influencing technical direction.\nWhat you'll do\nLead complex systems engineering efforts across multiple teams, subsystems, or program workstreams.\nDefine and drive approaches related to requirements development, decomposition, interfaces, integration, verification, and technical planning.\nEstablish or improve systems engineering methods, structures, and best practices that strengthen execution quality.\nLead resolution of complex cross-team issues involving requirements, dependencies, interfaces, integration, or mission alignment.\nSupport system architecture thinking, technical roadmaps, and program tradeoff decisions.\nMaintain alignment across software, test, integration, and program teams to support successful delivery.\nIdentify technical risks, communicate tradeoffs, and recommend practical mitigation strategies.\nProvide mentorship and technical guidance to engineers and technical leads across the team.\nSupport technical shaping and evolving program needs through strong awareness of customer priorities, mission requirements, and execution risk.\nContribute to mission-focused execution in secure, customer-driven environments.\nRequired Qualifications\nBachelor’s degree in Systems Engineering, Aerospace Engineering, Electrical Engineering, Computer Engineering, Mechanical Engineering, or another relevant STEM field.\n10+ years of relevant systems engineering experience.\nExperience leading complex systems engineering efforts across integrated technical teams, subsystems, or program areas.\nExperience across the systems engineering lifecycle, including requirements development, decomposition, interface definition, integration, verification, and technical planning.\nExperience with requirements management, technical baselines, traceability, dependency management, and cross-team coordination.\nExperience participating in or supporting technical design reviews and system maturity reviews.\nStrong systems analysis skills and ability to work independently in complex, ambiguous technical environments.\nStrong written and verbal communication skills.\nActive TS/SCI clearance\nPreferred Qualifications\nExperience with hardware design integration, subsystem architecture, interface definition, or design coordination across hardware/software boundaries.\nExperience collaborating with software teams on software design allocation, behavior, and integration in complex product environments.\nExperience with radar design, radar systems, RF environments, sensor systems, signal flow, tracking, or mission/sensor integration.\nExperience supporting Critical Design Reviews (CDR), Preliminary Design Reviews (PDR), technical baseline reviews, or major engineering milestone reviews.\nExperience with system performance analysis, interface control documents, verification planning, and technical risk management for complex defense or mission systems.\nExperience with MBSE concepts and tools such as SysML, Cameo, DOORS, UML, or similar environments.\nExperience in defense, aerospace, radar, ISR, GEOINT, command-and-control, or other secure technical environments.\nExperience working in integrated product teams or Agile development environments where systems and software coordination is critical.\nSalary: The salary range for this role is $160,200.00- $213,600.00 per year. The salary range provided is a good faith estimate representative of all experience levels. Four Sea Group, Inc. considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, key skills, and market conditions.\nApplication Deadline: This position is expected to remain open through October 30, 2026. The company may adjust this deadline based on business needs and will update the posting as appropriate.\nBenefits: FSG is 100% ESOP-owned, which means our employees share directly in the company’s growth. We offer competitive compensation, a strong employer-funded retirement plan, generous PTO and flexible time-off options, comprehensive health, dental, vision, life, short-term disability, and long-term disability benefits, plus a generous medical stipend that gives employees more choice and flexibility. Our model is intentionally built to keep more value with employees through salary, retirement, benefits, and ownership. You will work alongside experienced engineers and technical leaders on meaningful defense, space, software, systems, and mission support work, with room to grow as a technical expert, mentor, program contributor, or future leader.\nEEO Statement: Four Sea Group is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, sex, sexual orientation, gender identity or expression, religion, national origin, marital or familial status, age, disability, veteran status, military service or application for military service.","description_format":"text","description_chars":6225,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Space Services","Custom Software Development","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-25T20:51:00Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.327,"p_room":0.28,"age_days":172,"expected_fill_days":36,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-11-02T06:13:15Z"},"pay":{"stated_usd_annual":213600,"is_top_pay":true},"html_url":"https://alion.io/job/four-sea-group-senior-systems-engineer","json_url":"https://alion.io/job/four-sea-group-senior-systems-engineer.json","meta":{"generated_at":"2026-11-02T16:58:50Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":23614,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":673721},"rest":"https://alion.io/mcp/rest/get_company?id=673721"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffour-sea-group-senior-systems-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ffour-sea-group-senior-systems-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ffour-sea-group-senior-systems-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/four-sea-group-senior-systems-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffour-sea-group-senior-systems-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3250097}},{"tool":"search_jobs","arguments":{"company":"fourseagroupinc.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3250097},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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