{"id":4004166,"url":"https://alion.io/job/apple-firmware-engineer-instrument-engineering","title":"Firmware Engineer - Instrument Engineering","company":{"id":12,"name":"Apple","domain":"apple.com","url":"https://alion.io/company/apple","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Apple Jobs","truth_index":{"grade":"A","score":93,"open_postings":358,"ghost_share":0.008,"stale_share":0.022,"repost_share":0.064,"time_to_fill_p50_days":122,"computed_at":"2026-11-10T06:52:35Z"}},"role":"Hardware","role_family":"Hardware","seniority":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"RTOS","optional":false},{"name":"Wi-Fi","optional":false},{"name":"CI/CD","optional":true}],"status":"live","first_seen_at":"2026-11-10T01:13:45Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-10T06:02:27Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"This small team of extraordinary engineers designs and produces precision RF and Analog Test Equipment for use in calibrating and testing cellular, 5G, WiFi, BT, mmWave, UWB, NFC and other proprietary technology in millions of iPhones, iPads, Macs and Watches. All members of the team bring their own unique expertise to collectively take internal Apple products from concept to mass production. Each internal product is designed to Apple's exacting standards resulting in breathtaking test equipment that maintains the quality, accuracy and function of commercially available offerings.\nDescription\nAs a Firmware Engineer, you will work on the next generation wireless communication products. Our products are based on platforms that run RTOS, embedded Linux and bare metal firmware on ARM based processors. You will work with other cross-functional team members such as RF system engineers, software engineers, DSP engineers, FPGA logic designers and hardware engineers to design and develop embedded software that is instrumental in creating products loved all over the globe.\nMinimum Qualifications\nBS Degree in Telecommunications/Electrical Engineering or similar degree with at least 2 years work experience.\nExperience designing embedded firmware in C and C++ on ARM processors.\nRecent development experience in 4 or more of the following areas: Embedded Linux, RTOS, resource efficient firmware design, hardware driver development (e.g. CPU/FPGA Interface), macOS DriverKit, multi-core or multi-threaded software development.\nInternational travel of 10% is required.\nPreferred Qualifications\nPassionate to learn and work in an agile environment\nExperience developing multithreaded firmware for real time applications\nExperience with hardware bringup, debug and basic lab instruments such as JTAG, Logic Analyser, Oscilloscope, Spectrum Analyser etc...\nExperience developing firmware for one or more of the following chip level interface standards is desirable: USB, SPI, I2C, UART, SDIO, PCIe, CAN.\nExperience with firmware development infrastructure - toolchains, compilers, debuggers, CI/CD, etc.\nStrong interpersonal skills.\nFamiliarity with industry standards and best practices for code quality and maintainability","description_format":"text","description_chars":2228,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Operating Systems","Laptops","Smartwatches & Fitness Trackers","Tablets"],"lifecycle":[{"event":"open","at":"2026-11-10T05:56:30Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":122,"reasons":["conf:0","win:early","comp:junior,brand"],"computed_at":"2026-11-10T06:52:35Z"},"pay":null,"html_url":"https://alion.io/job/apple-firmware-engineer-instrument-engineering","json_url":"https://alion.io/job/apple-firmware-engineer-instrument-engineering.json","meta":{"generated_at":"2026-11-10T10:48:21Z","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":25088,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-11T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":12},"rest":"https://alion.io/mcp/rest/get_company?id=12"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fapple-firmware-engineer-instrument-engineering"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fapple-firmware-engineer-instrument-engineering"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fapple-firmware-engineer-instrument-engineering"},{"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/apple-firmware-engineer-instrument-engineering\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fapple-firmware-engineer-instrument-engineering"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4004166}},{"tool":"search_jobs","arguments":{"company":"apple.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4004166},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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