{"id":2404143,"url":"https://alion.io/job/root-access-machine-learning-engineer-physics-based","title":"Machine Learning Engineer (Physics-based)","company":{"id":688226,"name":"Root Access","domain":"rootaccess.ai","url":"https://alion.io/company/rootaccess-2","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"role":"AI/ML","role_family":"AI/ML","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":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":149000,"max_usd":326000,"period":"year","method":"role_country_seniority_unknown","sample_n":3786},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"JAX","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false}],"status":"live","first_seen_at":"2026-10-12T22:45:26Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-14T10:34:11Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Role Description\nRoot Access is hiring a Machine Learning Engineer to develop models that predict and optimize the behavior of electronic systems. You will build automated simulation pipelines, generate training datasets, and develop models grounded in electrical, thermal, and electromagnetic physics. Working across our hardware and machine learning teams, you will turn engineering simulations and physical measurements into tools that accelerate electronics development.\nResponsibilities\nBuild and scale automated workflows for electrical, thermal, and electromagnetic simulations.\n\nDevelop surrogate models that approximate physics simulations with faster inference.\n\nCreate training datasets from simulations and hardware measurements.\n\nIncorporate physical constraints and engineering knowledge into model architectures, training, and evaluation.\n\nValidate model predictions against established solvers and experimental results.\n\nDevelop active learning and optimization workflows to identify promising designs and prioritize simulations.\n\nOwn reproducible pipelines for data generation, model training, evaluation, and deployment.\n\nQualifications\nStrong Python skills and experience with PyTorch, JAX, or similar ML frameworks.\n\nExperience developing and evaluating machine learning models for scientific or engineering applications.\n\nWorking knowledge of numerical methods and physics-based modeling.\n\nExperience automating simulation tools or computational solvers.\n\nAbility to build reliable software pipelines and work with large engineering datasets.\n\nDegree in physics, applied mathematics, computer science, electrical engineering, or a related field, or equivalent experience.\n\nPreferred: PhD with experience in simulations, surrogate models, neural operators, or physics-informed machine learning.","description_format":"text","description_chars":1814,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Embedded & Electronics Design","Robotic Components & Sensors"],"lifecycle":[{"event":"open","at":"2026-10-13T00:14:39Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":25,"reasons":["conf:0","win:early"],"computed_at":"2026-10-14T06:34:16Z"},"pay":null,"html_url":"https://alion.io/job/root-access-machine-learning-engineer-physics-based","json_url":"https://alion.io/job/root-access-machine-learning-engineer-physics-based.json","meta":{"generated_at":"2026-10-14T12:00:34Z","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":14505,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"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":688226},"rest":"https://alion.io/mcp/rest/get_company?id=688226"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Froot-access-machine-learning-engineer-physics-based"},{"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%2Froot-access-machine-learning-engineer-physics-based"},{"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%2Froot-access-machine-learning-engineer-physics-based"},{"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/root-access-machine-learning-engineer-physics-based\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Froot-access-machine-learning-engineer-physics-based"}]}