{"id":2401785,"url":"https://alion.io/job/gmppu-f1-propulsion-1d-simulation-engineer","title":"F1 Propulsion 1D Simulation Engineer","company":{"id":4423305,"name":"GM Performance Power Units","domain":"gmppu.com","url":"https://alion.io/company/gmppu","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Dayforce","truth_index":{"grade":"B","score":75,"open_postings":19,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Concord, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":152000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":5578},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-04-03T04:00:00Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-15T17:08:48Z","board_verified":true,"closed_at":null,"days_open":195,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":195},"description":"GM Performance Power Units - Concord, NC\nF1 Propulsion 1D Simulation Engineer - Onsite\nJob Summary\nThe GM Performance Power Units team is seeking an expert in engine simulation that is responsible for developing and maintaining physics-based, 1D simulation models of combustion engines using GT-SUITE / GT-Power. These models are used to predict performance, fuel consumption, heat rejection, and system interactions during the development process.\nSpecific functions include model building, correlation and evaluation. You will manage multiple projects and provide technical insight into problem solving, leveraging the model results to provide clear, data-driven recommendations for hardware design and calibration development.\nKey Responsibilities\nDevelop and maintain 1D engine and propulsion models in GT-Power including complete intake and exhaust systems.\nCorrelate models to test data (dyno/rig/vehicle) for torque, power, air mass, BSFC, temperatures, and pressures; document correlation quality and underlying assumptions.\nSimulate full-load and part-load operating maps, including steady-state sweeps and transient maneuvers, to support performance, drivability, and thermal assessments. \nPerform DOE and optimization studies within GT-Suite to explore design and calibration spaces (valve events, boost, turbo sizing, combustion and heat-rejection levers, etc.). \nTranslate 3D CFD and test insights into 1D model representations, including proper discretization of manifolds, ports, and system components, and appropriate use of loss and heat-transfer models. \nDevelop and improve standard methods and templates for GT-Power model setup, correlation, FRM conversion, and coupled analyses (e.g., GT-Power/Converge procedures). \nProcess and structure large model and lab data sets into standardized formats for efficient post-processing, visualization, and reporting. \nProvide design and calibration recommendations at component and system level (ie. induction, boosting, exhaust, valvetrain interfaces) based on model results and sensitivity analysis. \nCommunicate results and trade-offs through clear technical reports, presentations, and design reviews with hardware testing, mechanical simulation, calibration, and vehicle integration teams. \n\nRequired Qualifications \nBachelor’s degree in Mechanical, Automotive, Aerospace Engineering, or a related field (e.g., Engineering Physics). \n4+ years of experience in propulsion simulation, virtual engineering, or engine performance analysis, with a primary focus on GT-SUITE / GT-Power or similar 1D CFD tools (e.g., WAVE). \nStrong fundamental understanding of combustion engines, thermodynamics, fluid dynamics, and heat transfer, including how these are represented in 1D models. \nDemonstrated experience building, correlating, and evaluating 1D models used for hardware development, calibration, or vehicle performance prediction. \nExperience with engine dynamometer testing and data analysis\nProficiency with data analysis and scripting tools (e.g. Python) for post-processing, automation, and reporting. \nExcellent oral and written communication skills, with the ability to present complex modeling results to diverse technical and leadership audiences. \nHigh level of analytical ability, attention to detail, and comfort with ambiguity, especially when defining assumptions and interpreting results for new architectures. \n\nPreferred Qualifications \nMaster’s degree or PhD in Mechanical, Automotive, or Aerospace Engineering, or closely related field with emphasis on IC engines, thermodynamics, or fluid mechanics.\n7+ years of experience with GT-Power or similar 1D engine simulation tools, including advanced features (FRM, optimization, coupled models). \nExperience with engine calibration, controls, and model-based calibration techniques\nBackground in engine testing and development, including correlation of simulation to dyno and/or vehicle data for performance and drivability metrics. \nFamiliarity with coupled 1D–3D CFD analyses (e.g., GT-Power with STAR-CCM+ or CONVERGE) for manifolds / ports. \nExperience establishing and maintaining standard work, templates, and training material for 1D simulation methods within a broader engineering community. \nHigh level of interpersonal skills and demonstrated ability to work effectively in cross-functional, global teams (hardware, mechanical simulation, testing, calibration, thermal, vehicle integration).\n\nReady to be part of a team that pushes boundaries both on and off the track? At GM Performance Power Units, we are developing a new era of performance for the Formula 1 grid. Joining us means entering a startup racing environment backed by a legacy of engineering excellence, giving you the rare opportunity to help build a world-class program from day one. We believe in rewarding innovation and powering potential. As part of our team, you’ll benefit from a competitive and comprehensive package designed to support your performance, well-being, and future, helping you thrive at every level.\n\nThat includes access to:\nBonus scheme\nPrivate healthcare\n401(k) plan including company match\nEmployer-paid life insurance and disability coverage\n32 days annual leave (including holidays)\nFree financial advisor access\nEmployee Assistance Programs (EAP)\nSubsidized on-site dining\nOn-site gym\nDiscounted GM vehicle purchase/lease program\nFree on-site EV charging for personal GM vehicles\n\nIt’s all part of our commitment to creating a workplace that’s as high-performing and forward-thinking as the people who make it succeed.\n\nJoin us and help power what’s next.\n\nWhy Join Us\nYou’ll play a pivotal role in ensuring the reliability and performance of a next-generation Formula 1 power unit. Our culture rewards precision, innovation, and the relentless pursuit of performance.\nPlease note: GM Performance Power Units and all affiliated companies are Equal Opportunity employer(s). Minorities, women, veterans, and individuals with disabilities are encouraged to apply. For more information regarding the EEOC, please visit https://www.eeoc.gov/employers/upload/poster_screen_reader_optimized.pdf.\nOnly direct hires need apply to or inquire about job postings at GM Performance Power Units. We are not accepting calls, resumes or applications from recruiting firms at this time.","description_format":"text","description_chars":6301,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":false,"languages":[]},"benefits":["Annual leave","Life insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-10-12T23:44:01Z"}],"visa":[],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.214,"p_room":0.28,"age_days":195,"expected_fill_days":38,"reasons":["conf:0","stale_co","velocity","win:tail","crowd:"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/gmppu-f1-propulsion-1d-simulation-engineer","json_url":"https://alion.io/job/gmppu-f1-propulsion-1d-simulation-engineer.json","meta":{"generated_at":"2026-10-15T19:22:22Z","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":29257,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":4423305},"rest":"https://alion.io/mcp/rest/get_company?id=4423305"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgmppu-f1-propulsion-1d-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%2Fgmppu-f1-propulsion-1d-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%2Fgmppu-f1-propulsion-1d-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/gmppu-f1-propulsion-1d-simulation-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgmppu-f1-propulsion-1d-simulation-engineer"}]}