{"id":621974,"url":"https://alion.io/job/lumilens-senior-embedded-firmware-engineer","title":"Senior Embedded Firmware Engineer","company":{"id":678172,"name":"Lumilens","domain":"lumilens.com","url":"https://alion.io/company/lumilens","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":89,"open_postings":148,"ghost_share":0.095,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":118,"computed_at":"2026-10-23T05:54:15Z"}},"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":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":17500,"max_usd":44000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":18},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"RTOS","optional":false}],"status":"live","first_seen_at":"2026-06-17T09:59:16Z","employer_posted_date":"2026-06-17","last_verified_at":"2026-10-23T08:28:28Z","board_verified":true,"closed_at":null,"days_open":128,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":127},"description":"Senior Embedded Firmware Engineer\nAbout Lumilens\nAt Lumilens, we are building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing-faster, cooler, and massively more efficient. Join our collaborative team to help shape the future of high-speed optical connectivity.\nPosition Overview\nWe are seeking a mid-senior level Embedded Firmware Engineer with 10-12 years of experience in networking and semiconductor domains, ideally with an optical background. The successful candidate will have hands-on development and design experience on 32-bit microcontrollers, preferably with ARM-based architectures, and will contribute to the creation and delivery of advanced embedded solutions.\nResponsibilities\nIndependently drive firmware design, development, and feature delivery for high-performance networking and optical semiconductor products\n\nDevelop and maintain device drivers, real-time operating systems (RTOS) integration, and communication protocol implementations\n\nDesign, code, test, and debug embedded firmware primarily in C for ARM-based controllers\n\nCollaborate closely with cross-functional teams including hardware, DSP, and software engineers\n\nManage, configure, and optimize build environments and makefiles\n\nContribute to design reviews, feature definition, and product delivery schedules\n\nRequired Qualifications\nBachelor’s or Master’s degree in Electronics, Computer Engineering, or related field\n\n10-12 years of experience developing embedded firmware on 32-bit microcontrollers, preferably ARM architecture\n\nStrong knowledge of C programming, RTOS, device driver development, and communication protocols (e.g., SPI, I2C, UART, Ethernet)\n\nExperience in networking and semiconductor industries, ideally with exposure to optical technologies\n\nSolid understanding of DSP concepts and implementations\n\nGood knowledge of build environments and makefile management\n\nDemonstrated ability to independently manage tasks, drive designs, and deliver features\n\nStrong analytical, organizational, and communication skills\n\nWhy Join Lumilens?\nWork at the forefront of AI, networking, and optical semiconductor technology\n\nCollaborative and innovative environment\n\nOpportunities for career growth\n\nCompetitive salary and comprehensive benefits package\n\nLumilens is an equal opportunity employer. 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