{"id":1927651,"url":"https://alion.io/job/leidos-modeling-and-simulation-engineer-tssci","title":"Modeling and Simulation Engineer - TS/SCI","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":89,"open_postings":155,"ghost_share":0,"stale_share":0.645,"repost_share":0.019,"time_to_fill_p50_days":20,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"junior","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":{"min":69550,"max":125725,"currency":"USD","period":"year","gross":null,"usd_annual":125725},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"MATLAB","optional":false},{"name":"Simulink","optional":false}],"status":"live","first_seen_at":"2026-10-05T20:43:21Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-12T19:32:33Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"Leidos is hiring a Modeling and Simulation Engineer with an active TS/SCI clearance at Wright-Patterson Air Force Base, Ohio. The successful candidate will use strong technical capabilities and communication skills to collaborate with technical teams of engineers and scientists to develop, upgrade, and integrate models of threat systems in the air domain.\nPrimary Responsibilities:\nPerform tasks related to the modeling of air-based system models using Simulink and MATLAB\n\nPerform tasks related to the integration of air-based system models into a large, many-on-many, real-time, C++ based simulation environment\n\nCollaborate with teams of government and contractor personnel\n\nFind, review, and assess available intelligence data to drive modeling decisions\n\nTest and evaluate models to ensure functionality before submitting to the customer\n\nPrepare model test and interface documentation in addition to other supporting documentation requested by the government customer\n\nBasic Qualifications:\nBachelor’s degree in CS, CE, EE or a related field with 2+ years of applicable experience or an MS degree in CS, CE, EE, or a related field\n\nExperience with MATLAB/Simulink\n\nExperience with modeling and simulation (M&S) techniques\n\nExcellent English-language written and verbal communication. Strong emphasis on writing ability\n\nGreat people skills and the desire to work with technical teams of engineers and scientists\n\nAbility to work independently and under deadlines in a mixed government-contractor environment\n\nTo be considered, must have a current and active TS/SCI security clearance\n\nPreferred Qualifications:\nExperience working in the Intelligence Community, specifically with modeling and simulation and/or all-source analysis\n\n#ASBA\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nOctober 5, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $69,550.00 - $125,725.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":2823,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-05T20:43:21Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":47,"band":"ok","label":"Likely open","p_open":1,"p_active":0.526,"p_room":0.9,"age_days":7,"expected_fill_days":20,"reasons":["conf:10","stale_co","velocity","win:mid","comp:junior,brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":{"stated_usd_annual":125725,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-modeling-and-simulation-engineer-tssci","json_url":"https://alion.io/job/leidos-modeling-and-simulation-engineer-tssci.json","meta":{"generated_at":"2026-10-13T06:07:53Z","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":9567,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-modeling-and-simulation-engineer-tssci"},{"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%2Fleidos-modeling-and-simulation-engineer-tssci"},{"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%2Fleidos-modeling-and-simulation-engineer-tssci"},{"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/leidos-modeling-and-simulation-engineer-tssci\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-modeling-and-simulation-engineer-tssci"}]}