{"id":1648840,"url":"https://alion.io/job/data-machines-principal-simulation-engineer","title":"Principal Simulation Engineer","company":{"id":3854779,"name":"Data Machines","domain":"datamachines.com","url":"https://alion.io/company/data-machines","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Reston, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":195000,"max":230000,"currency":"USD","period":"year","gross":null,"usd_annual":230000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-15T02:01:02Z","employer_posted_date":null,"last_verified_at":"2026-09-15T02:01:02Z","board_verified":false,"closed_at":null,"days_open":27,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":27},"description":"Security clearance: Top Secret/SCI\nLocation: Reston, VA\n\n Clearance Requirement: Top Secret with SCI Eligibility\n\n Salary Range : $195,000-$230,000+\n\nJob Description and Responsibilities:\n\nData Machines seeks an energetic Principal Simulation Engineer with the desire to work with and lead our teams supporting the development and production of cutting-edge defense and intelligence simulation capabilities. The ideal candidate will use operations research and software development skills to encode custom agent behaviors and interfaces for, and apply Artificial Intelligence and Machines Learning to, discrete event simulations, creating interfaces between the simulation and external software, and use statistical routines to conduct post-processing of simulation-generated data and provide insights in machine-readable and human-readable formats.\n\nCandidates should have strong problem-solving skills, software development experience, and an excitement for cutting-edge defense and intelligence capabilities.\n\nSuccessful candidates will be passionate about new ideas and enjoy the ownership of implementation, and eagerly support and contribute to the implementation of their teammates' ideas. \n\nCome join us as we work to solve some of the industry's biggest challenges. Data Machines fosters a culture of professional growth and development in a collaborative, open environment.\n\nMultiple positions may be filled through this opening\n\nMinimum Qualifications:\nMaster's degree in Statistics, Applied Mathematics, Data Science, Computer Science, Operations Research or other closely related quantitative or mathematical discipline\nStrong industry experience encoding the scientific principles of military and defense operations\n10+ years of experience each with C++ and Python\n10+ years experience with one of the following: AFSIM, NGTS, OneSAF, GCAM, Command PE, STORM\nExperience leading teams of simulation engineers\nActive Top Secret clearance w/ SCI Eligibility\n\nPreferred Qualifications:\nPhD in Statistics, Applied Mathematics, Data Science, Computer Science, Operations Research or other closely related quantitative or mathematical discipline\nExperience developing plugins for AFSIM\nDemonstrated experience as a product manager, product owner, or lead designer of simulation products\nTS clearance with SCI eligibility","description_format":"text","description_chars":2326,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-02T00:01:28Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.824,"p_room":0.9,"age_days":25,"expected_fill_days":39,"reasons":["seen:25","velocity","win:mid"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":230000,"is_top_pay":true},"html_url":"https://alion.io/job/data-machines-principal-simulation-engineer","json_url":"https://alion.io/job/data-machines-principal-simulation-engineer.json","meta":{"generated_at":"2026-10-12T05:27:40Z","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":8708,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":3854779},"rest":"https://alion.io/mcp/rest/get_company?id=3854779"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdata-machines-principal-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%2Fdata-machines-principal-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%2Fdata-machines-principal-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/data-machines-principal-simulation-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdata-machines-principal-simulation-engineer"}]}