{"id":847804,"url":"https://alion.io/job/innophaseiot-staffsr-staff-engineer-mcu-software","title":"Staff/Sr. Staff Engineer, MCU Software","company":{"id":678880,"name":"InnoPhase IoT","domain":"innophaseiot.com","url":"https://alion.io/company/innophaseiot","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"D","score":44,"open_postings":14,"ghost_share":0.929,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Jose, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":161000,"max_usd":299000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1432},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MicroPython","optional":false},{"name":"RTOS","optional":false},{"name":"TCP/IP","optional":false},{"name":"Wi-Fi","optional":false},{"name":"Zigbee","optional":false},{"name":"Agile","optional":true},{"name":"CoAP","optional":true},{"name":"MQTT","optional":true},{"name":"Scrum","optional":true}],"status":"live","first_seen_at":"2026-05-29T18:54:53Z","employer_posted_date":"2026-05-29","last_verified_at":"2026-10-21T00:44:56Z","board_verified":true,"closed_at":null,"days_open":144,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":143},"description":"About InnoPhase IoT\nIf you are keen to work with a bunch of brilliant people with various backgrounds, if you share the same value of working smart and celebrating successes, if you have enthusiasm for big technology in a small company, if your goals are to learn and experience different aspects of work--not just singing the same song every day, you’ll find your playground at Innophase IoT.\nWe are looking for people seeking AWESOMENESS! If you’re good at what you do, you can work anywhere. If you’re the best at what you do, come work at Innophase IoT!\nWe are seeking an MCU Software Engineer to design, develop, debug, and optimize embedded software for microcontroller-based systems. The engineer will work closely with hardware, system, firmware and application teams to deliver reliable real-time embedded solutions for wireless IoT devices and products.\nKey Responsibilities:\nDevelop embedded software for Wireless IoT based platforms.\nDevelop ARM-M series and RSIC-V RTOS-based platform software, middleware, and APIs to various user applications.\nTriage and debug hardware / firmware / software / application integration issues.\nImplement and optimize real-time networking software stacks.\nWork with peripherals such as UART, SPI, SDIO, I2C, GPIO, PWM, etc.\nWork with flash, memory, bootloader, crypto lib subsystems.\nWork with Wi-Fi, BT/BLE, Zigbee/Thread wireless subsystems.\nCollaborate with worldwide team in delivering high quality BSP and SDK.\nAssist release management for BSP and SDK release.\nJob Requirements:\nBS or MS in Computer Engineering or equivalent with 5 - 10 years’ experience in embedded software development.\nMCU software development and integration experiences on devices such as ESP32 and STM32\nProficiency in C/C+/MicroPython\nProficiency in Wi-Fi APIs, BLE HCI, and Peripheral HAL and Drivers.\nSubstantial experiences of networking stack (Ethernet, TCP/IP suite)\nWorking experiences with GIT and JIRA\nStrong capability in design, debug, trouble-shot independently and with others.\nExcellent written and oral interpersonal communication and documentation skills.\nEager to learn, grow and contribute in a diverse and fast-paced team environment.\nNice to Have\nGood knowledge on Wireless protocol (Wi-Fi, BT/BLE, and Zigbee / Thread) and IoT application layer protocol (MQTT, CoAP, and HTTP/HTTPS)\nGood knowledge on Agile Software Development Process such as Scrum\nExperiences with JTAG/SWD debuggers, oscilloscope, logic analyzer, protocol analyzers.\nExposure to system test, troubleshooting, and root-cause analysis of Wireless IoT product.\nKnowledge of WFA/Regulatory/PSA certification is a plus.\nIt is key to unleash the potential in every employee, every team, every leader, and the company herself. We know employees perform best when motivated, appreciated and recognized, and can be themselves. We are committed to building a culture where every voice can be heard, everyone has room for growth and can make meaningful contributions. At the end of the day, we want success not just for the company, but also for everyone who believes in the company, the vision, and the future.","description_format":"text","description_chars":3117,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Processors, MCUs & AI Chips","RF & Wireless Hardware"],"lifecycle":[{"event":"open","at":"2026-09-13T01:44:16Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 5 · green card filings: 2","filings_12m":5,"filings_prev_12m":2,"green_card_filings_12m":2,"median_offered_wage_usd":202500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":3}],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.3,"p_room":0.28,"age_days":143,"expected_fill_days":47,"reasons":["conf:2","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-10-20T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/innophaseiot-staffsr-staff-engineer-mcu-software","json_url":"https://alion.io/job/innophaseiot-staffsr-staff-engineer-mcu-software.json","meta":{"generated_at":"2026-10-21T03:17:03Z","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":4853,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":678880},"rest":"https://alion.io/mcp/rest/get_company?id=678880"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finnophaseiot-staffsr-staff-engineer-mcu-software"},{"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%2Finnophaseiot-staffsr-staff-engineer-mcu-software"},{"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%2Finnophaseiot-staffsr-staff-engineer-mcu-software"},{"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/innophaseiot-staffsr-staff-engineer-mcu-software\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finnophaseiot-staffsr-staff-engineer-mcu-software"}]}