{"id":2504273,"url":"https://alion.io/job/hayden-ai-senior-state-estimation-engineer","title":"Senior State Estimation Engineer","company":{"id":248,"name":"Hayden AI","domain":"hayden.ai","url":"https://alion.io/company/hayden-ai","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":70,"open_postings":14,"ghost_share":0.5,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":46,"computed_at":"2026-10-27T05:46:45Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Francisco, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":200454,"max":260590,"currency":"USD","period":"year","gross":null,"usd_annual":260590},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Computer Vision","optional":false},{"name":"Localization","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"SLAM","optional":false},{"name":"Visual-Inertial Odometry","optional":false}],"status":"live","first_seen_at":"2026-04-21T22:10:58Z","employer_posted_date":"2026-04-21","last_verified_at":"2026-10-27T12:17:30Z","board_verified":true,"closed_at":null,"days_open":188,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":188},"description":"About Us\nAt Hayden AI, we are on a mission to harness the power of computer vision to transform the way transit systems and other government agencies address real-world challenges.\nFrom bus lane and bus stop enforcement to transportation optimization technologies and beyond, our innovative mobile perception system empowers our clients to accelerate transit, enhance street safety, and drive toward a sustainable future.\nWhat the job involves\nAs a Senior State Estimation Engineer at Hayden AI, you will be asked to derive and implement novel real-time pose estimation algorithms. Research, develop and implement algorithms to solve large-scale mapping. Collaborate with other engineers to develop algorithms for in-situ and in-factory multi-sensor calibration.\nResponsibilities\nContribute to high impact, multidisciplinary projects across teams\n\nProgram and develop software in C++ and/or python\n\nDerive and implement novel, real-time pose estimation algorithms\n\nResearch, develop and implement algorithms to solve problems such as large-scale mapping, probabilistic object tracking, online/offline sensor calibration and/or vision-based localization\n\nCollaborate with deep learning, device, and cloud teams to improve overall system architectures\n\nProvide mentorship to our junior engineers\n\nRequired Qualifications\nMaster of Science degree or the foreign equivalent in Electrical and Computer Engineering, Robotics, Machine Learning, Computer Science, Electrical Engineering or a related field.\n\nFive (5)+ years of experience in the position offered, as a software engineer, software engineer intern, or a related state estimation engineer role.\n\nFive (5) years of experience with all of the following: programming in C++; designing and developing software; classical ML, Linear Algebra, Stochastic Processes, Geometric Computer Vision and Optimization (Convex, Nonlinear); Kalman Filter, MAP, Sequential Monte Carlo (particle filter), Nonlinear Least squares, IRLS and MHT; GPS, IMU, camera and wheel odometry.\n\nExperience deploying SLAM/VIO estimators in a real-world application.\n\nWork with multiple sensors such as GPS, IMU, camera, LIDAR, and wheel odometry.","description_format":"text","description_chars":2167,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Smart Mobility","Computer Vision","Smart City","Edge AI"],"lifecycle":[{"event":"open","at":"2026-10-14T07:10:37Z"}],"visa":[],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.198,"p_room":0.28,"age_days":188,"expected_fill_days":46,"reasons":["conf:2","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-27T05:46:45Z"},"pay":{"stated_usd_annual":260590,"is_top_pay":true},"html_url":"https://alion.io/job/hayden-ai-senior-state-estimation-engineer","json_url":"https://alion.io/job/hayden-ai-senior-state-estimation-engineer.json","meta":{"generated_at":"2026-10-27T13:15:06Z","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":1271,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"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":248},"rest":"https://alion.io/mcp/rest/get_company?id=248"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhayden-ai-senior-state-estimation-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%2Fhayden-ai-senior-state-estimation-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%2Fhayden-ai-senior-state-estimation-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/hayden-ai-senior-state-estimation-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhayden-ai-senior-state-estimation-engineer"}]}