{"id":2555894,"url":"https://alion.io/job/nextgen-federal-systems-modeling-and-simulation-engineer","title":"Modeling and Simulation Engineer","company":{"id":7117,"name":"NextGen Federal Systems","domain":"nextgenfs.com","url":"https://alion.io/company/nextgenfs","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":85,"open_postings":15,"ghost_share":0,"stale_share":0.6,"repost_share":0,"time_to_fill_p50_days":55,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","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":["Dayton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":63000,"max_usd":148000,"period":"year","method":"role_country_seniority_unknown","sample_n":15150},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AFSIM","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"SysML","optional":false}],"status":"live","first_seen_at":"2026-10-13T18:07:31Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-29T08:56:20Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"NextGen’s practice in Modeling and Simulation Engineering is growing. As such, we are seeking to hire Modeling & Simulation (M&S) Engineers with experience in modeling and simulation and/or digital engineering. Selected engineers will collaborate with fellow DE colleagues to solve complex technical tasks while becoming experts with and deploying cutting edge modeling and analysis tools. Establish and grow your Digital Engineering career with NextGen today.\nResponsibilities:\nDevelop and integrate system models (satellites, radars, aircraft, missiles, command & control) into the AFSIM simulation environment\nCollaborate and work closely with government team, and subject matter experts to identify requirements for implementation into AFSIM\nModel AFSIM air, space, ground, missile systems to be incorporated into real world system scenarios\nTest and evaluate models via CI/CD for delivery\nCraft and design varying military models to be incorporated into AFSIM\nCreate and enhance operationally relevant scenarios that accurately represent actions, reactions, and interactions between entities in the AFSIM simulation\nWork with software engineering teams to create and enhance M&S solutions\nQualifications:\nMust have active TS clearance with SCI eligibility\nBS degree in engineering, science, mathematics, or a related technical discipline\nExperience with Python, JavaScript, Plug-in development, C++, Visual Studio, SysML\nAt least 2 years of operational analysis experience\nDesired Skills:\nExperience modeling aircraft, sensors, radar, and other military craft","description_format":"text","description_chars":1564,"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":true,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-10-14T19:12:19Z"}],"visa":[],"liveness":{"score":60,"band":"ok","label":"Likely open","p_open":1,"p_active":0.602,"p_room":1,"age_days":15,"expected_fill_days":55,"reasons":["conf:0","stale_co","win:early"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/nextgen-federal-systems-modeling-and-simulation-engineer","json_url":"https://alion.io/job/nextgen-federal-systems-modeling-and-simulation-engineer.json","meta":{"generated_at":"2026-10-29T09:12:48Z","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":13985,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":7117},"rest":"https://alion.io/mcp/rest/get_company?id=7117"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnextgen-federal-systems-modeling-and-simulation-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%2Fnextgen-federal-systems-modeling-and-simulation-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%2Fnextgen-federal-systems-modeling-and-simulation-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/nextgen-federal-systems-modeling-and-simulation-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnextgen-federal-systems-modeling-and-simulation-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2555894}},{"tool":"search_jobs","arguments":{"company":"nextgenfs.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2555894},"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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