{"id":306914,"url":"https://alion.io/job/sandbar-senior-firmware-engineer","title":"Senior Firmware Engineer","company":{"id":456105,"name":"Sandbar","domain":"sandbar.com","url":"https://alion.io/company/sandbar-3","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"D","score":45,"open_postings":13,"ghost_share":0.923,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Hardware","role_family":"Hardware","seniority":"senior","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":{"min":130000,"max":180000,"currency":"USD","period":"year","gross":null,"usd_annual":180000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Git","optional":false},{"name":"Python","optional":false},{"name":"RTOS","optional":false},{"name":"Sensor Fusion","optional":false}],"status":"live","first_seen_at":"2026-03-27T18:38:41Z","employer_posted_date":"2026-03-27","last_verified_at":"2026-10-15T09:14:04Z","board_verified":true,"closed_at":null,"days_open":201,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":201},"description":"About Sandbar\nSandbar is an interface company in New York City. We aim to augment individuals so we can each think, act, and move more freely. Our team has built SW, ML, and HW products across Meta, CTRL-labs, Google, Apple, Fitbit, Peloton, and Equinox.\nOur first product, Stream, is a self extension-a private voice ring and conversational interface. Stream has been featured in WSJ, Bloomberg, & Wired, and begins shipping in Summer '26.\nJoin us in creating technology that extends human thinking.\nAbout\nAs a Senior Firmware Engineer, you will be responsible for designing, developing, testing, and implementing firmware for embedded systems.\nThis role requires a deep understanding of both hardware and software, and the ability to work closely with cross-functional teams to deliver high-quality products.\nYou will be involved in all stages of firmware development from concept to production.\nResponsibilities\nDesign and develop firmware for embedded systems\n\nCollaborate with hardware engineers to define and implement firmware requirements\n\nPerform system integration tests to ensure firmware functionality\n\nDebug and troubleshoot firmware and hardware issues\n\nDocument firmware design and development processes\n\nCollaborate with manufacturing partners\n\nQualifications\nBachelor's or Master's degree in Computer Engineering, Electrical Engineering, or related field\n\nMinimum of 8+ years of experience in firmware development\n\nStrong proficiency in C/C++ programming languages.\n\nExperience with real-time operating systems (RTOS).\n\nFamiliarity with hardware design and documentation.\n\nProven ability to debug and troubleshoot complex systems.\n\nSkills\nC/C+, Python (debug tools)\n\nRTOS\n\nEmbedded Systems, Hardware Interfacing, Debugging Tools\n\nVersion Control Systems (e.g., Git)\n\nMicrocontrollers\n\nCommunication Protocols (e.g., UART, SPI, I2C)\n\nBLE protocol\n\nExperience with capacitive sensors and/or sensor fusion is a plus\n\nFTE Benefits\nHealth, vision, and dental benefits\n\nCompany-sponsored 401(k)\n\nUnlimited PTO and sick time\n\nEarly stage equity","description_format":"text","description_chars":2054,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity","Unlimited PTO"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Speech & Audio AI","Smartwatches & Fitness Trackers"],"lifecycle":[{"event":"open","at":"2026-09-05T15:32:39Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.193,"p_room":0.28,"age_days":201,"expected_fill_days":38,"reasons":["conf:0","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-15T05:46:00Z"},"pay":{"stated_usd_annual":180000,"is_top_pay":false},"html_url":"https://alion.io/job/sandbar-senior-firmware-engineer","json_url":"https://alion.io/job/sandbar-senior-firmware-engineer.json","meta":{"generated_at":"2026-10-15T12:43:07Z","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":19646,"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":456105},"rest":"https://alion.io/mcp/rest/get_company?id=456105"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsandbar-senior-firmware-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%2Fsandbar-senior-firmware-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%2Fsandbar-senior-firmware-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/sandbar-senior-firmware-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsandbar-senior-firmware-engineer"}]}