{"id":621883,"url":"https://alion.io/job/lumilens-component-process-engineer","title":"Component Process 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":"Industrial Engineering","role_family":"Industrial Engineering","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":["San Jose, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":100000,"max_usd":189000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":5966},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"FMEA","optional":false},{"name":"JMP","optional":false},{"name":"SolidWorks","optional":false},{"name":"Statistical Process Control","optional":false}],"status":"live","first_seen_at":"2026-07-22T11:23:17Z","employer_posted_date":"2026-07-22","last_verified_at":"2026-10-23T22:29:46Z","board_verified":true,"closed_at":null,"days_open":93,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":92},"description":"ABOUT 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.\nWe’re a well-funded startup backed by Mayfield and led by veterans who’ve built and scaled some of the most transformative technologies in the industry. This isn’t incremental innovation, it’s a ground-floor opportunity to rethink the optical layer from the silicon up. You’ll work alongside a team of world-class engineers solving some of the hardest challenges in optics, systems, and scale. Every line of code, every design decision, every breakthrough you help deliver will shape the infrastructure of tomorrow.\nIf you're looking for mission, momentum, and the chance to make an outsized impact jump on the rocket ship. We’re just getting started.\nPosition Overview\nWe are seeking a hands-on Component Process Engineer to serve as the primary substrate engineering interface between Lumilens’ hardware design teams, package manufacturing teams and worldwide substrate suppliers.\nThis role focuses on FR4 substrate or PCB from new technology development, process development to qualification of the suppliers. The candidate must have solid hands-on experience in FR4 substrate/PCB product development, very familiar with mSAP/HDI/Any_Layer manufacturing process. Engage with substrate/PCB design team during early development phase to provide DFM based on different PCB suppliers’ manufacturability.\nThis position is ideal for an engineer who combines deep Material/Chemistry/Mechanical/Electrical knowledge with a passion for manufacturing process excellence, supplier development, and cross-functional execution at a global scale.\nKey Responsibilities\nIdentify, develop and qualify FR4/PCB substrate suppliers worldwide.\nLead DFM/DFT/DFR of PCB substrates, risk analysis and mitigation plan with suppliers.\nLead FR4/PCB quality control, failure analysis and reliability tests.\nEngage with packaging production teams during the process development from SMT, die attach, wire bond, active alignment and testing.\nRequired qualifications\nB.S. or M.S. in Material, Chemistry or Mechanical Engineering.\n8+ years of working experience in FR4 substrate or PCB development or manufacturing, with in-depth knowledge in mSAP process, Any-Layer HDI process, for high-speed optical transceiver applications. Must be very familiar with all the equipment, typical materials and the typical process capabilities.\nFamiliar with PCB layout tools such as Cadence, mechanical design tools such as Solidworks, statistical tools such as JMP.\nWorking knowledge of PCB test methodologies.\nFamiliar with FMEA, Control Plan, SPC, 8D, etc.\nFluency in English to communicate with English speaking stakeholders.\n30~50% travel in Asian countries.\nPreferred qualifications\nM.S. in Electrical or Manufacturing Engineering\nExperience with optical transceiver manufacturing process such as SMT, die attach, wire bonding and active alignment.\nSix Sigma, Statistical Analysis skills.\nWhat We Offer\nCompetitive salary and meaningful equity in a high-growth company\nComprehensive health, dental, and vision coverage","description_format":"text","description_chars":3266,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Servers & Data Center Hardware","Optical Communications","Optics & Photonic Components"],"lifecycle":[{"event":"open","at":"2026-09-10T18:47:58Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"Filed H-1B visas in the last two years","filings_12m":0,"filings_prev_12m":1,"green_card_filings_12m":0,"median_offered_wage_usd":null,"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)"],"filings_for_role_12m":0}],"liveness":{"score":51,"band":"ok","label":"Likely open","p_open":1,"p_active":0.852,"p_room":0.6,"age_days":92,"expected_fill_days":118,"reasons":["conf:2","velocity","win:late","crowd:brand"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/lumilens-component-process-engineer","json_url":"https://alion.io/job/lumilens-component-process-engineer.json","meta":{"generated_at":"2026-10-23T23:57:43Z","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":7720,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":678172},"rest":"https://alion.io/mcp/rest/get_company?id=678172"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flumilens-component-process-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%2Flumilens-component-process-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%2Flumilens-component-process-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/lumilens-component-process-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flumilens-component-process-engineer"}]}