{"id":2117410,"url":"https://alion.io/job/sigma-connectivity-senior-embedded-engineer","title":"Senior Embedded Engineer","company":{"id":2209293,"name":"Sigma Connectivity","domain":"sigmaconnectivity.com","url":"https://alion.io/company/sigmaconnectivity","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":"contractor","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"inferred_city","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":54000,"max_usd":93000,"period":"year","method":"role_seniority_country_cell","sample_n":19},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"RTOS","optional":false}],"status":"live","first_seen_at":"2026-10-07T09:38:22Z","employer_posted_date":null,"last_verified_at":"2026-10-07T09:38:22Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"We are looking for a Senior Embedded Engineer to join a project focused on the development of a medical measurement device. The product is a battery-powered connected device designed to provide continuous measurements and securely transmit data to the cloud.\nThis is a hands-on engineering role with a strong focus on embedded system architecture, firmware integration, connectivity, cybersecurity and product readiness for laboratory testing.\nYour responsibilities\nYou will take ownership of key areas of the embedded software development, including:\nDesigning and further developing the embedded system architecture\n\nIntegrating firmware components and stabilizing the overall system\n\nImplementing and strengthening embedded cybersecurity\n\nImplementing Secure Boot\n\nDeveloping firmware upgrade over USB\n\nImplementing BLE communication between devices\n\nDeveloping synchronization between two devices to ensure continuous measurement data is available to the cloud while one device is charging\n\nImplementing USB High-Speed / MTP communication with a mobile application\n\nSupporting LEDs and vibration motor functionality\n\nPreparing and stabilizing the firmware for laboratory testing of the medical device\n\nUsing modern AI-assisted development tools and coding agents as part of the engineering workflow\n\nWhat we are looking for\nIdeally, you have experience with:\nEmbedded system architecture and RTOS-based development\n\nNXP MCX N Series microcontrollers or similar MCU platforms\n\nEclipse ThreadX\n\nBLE implementation and integration\n\nUSB device development, including High-Speed USB\n\nUSB firmware upgrade mechanisms\n\nEmbedded cybersecurity and Secure Boot\n\nFirmware integration, debugging and system stabilization\n\nPreparing embedded firmware for laboratory and product testing\n\nHardware bring-up and debugging using SWD\n\nWorking with connectivity modules and communication interfaces such as UART and USB\n\nAI-assisted software development using tools such as GitHub Copilot or Claude Code\n\nNice to have experience\nMedical devices or other regulated embedded products\n\nLTE-connected IoT devices\n\nAzure IoT Hub\n\nBattery-powered and power-optimized embedded systems\n\nConnected devices combining BLE, cellular and USB communication\n\nTech stack\nEmbedded Systems\nRTOS\nBLE\nUSB\nSecurity\nMCU platforms\nNXP\nfirmware","description_format":"text","description_chars":2305,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Science & Engineering","Information Security","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-08T22:59:03Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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