{"id":621735,"url":"https://alion.io/job/lumilens-dfm-engineer","title":"DFM 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":149,"ghost_share":0.094,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":118,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chon Buri, Thailand"],"countries":["TH"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":19500,"max_usd":46000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1702},"experience_years_min":10,"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":"2026-08-18T09:38:35Z","employer_posted_date":"2026-08-18","last_verified_at":"2026-10-30T19:52:27Z","board_verified":true,"closed_at":null,"days_open":73,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":71},"description":"About Lumilens\nAt Lumilens, we are building the essential photonics infrastructure that will drive tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is ushering in a new era of computing that is faster, cooler, and dramatically more efficient. We’re a well-funded startup backed by Mayfield and led by veterans who have built and scaled some of the industry’s most transformative technologies.\nPosition Overview\nWe are seeking a hands-on DFM Engineer to serve as the primary engineering interface between Lumilens’ hardware design teams, package manufacturing teams and worldwide suppliers.\nThis role focuses on DFM/DFR of optical transceiver manufacturing process, from SMT,Die Attach, Wire Bonding, Flip Chip, TCB Bonding, Underfill, FAU Active Alignment, Mechanical Assembly, to Reliability Tests. The candidate must have solid hands-on experience in transceiver assembly process, very familiar with various packaging materials and equipment. Strong skills in data review, report summary and communications. Engage with substrate design team, optical design team, chip design team, production line, NPI line and component/material suppliers during early development phase to provide DFM based on different POC designs.\nThis position is ideal for an engineer who combines deep Material/Chemistry/Mechanical/Electrical/Optical knowledge with a passion for manufacturing process excellence and cross-functional execution at a global scale.\nResponsibilities\nLead DFM/DFR of various transceiver designs, from pluggable, NPO to CPO.\n\nCapability assessment and risk analysis of each process, machine and material.\n\nEngage with packaging production teams during the early process development,\n\ncollect data and make summaries for decision making on time.\n\nRequirements\nB.S. or M.S. in Material, Chemistry or Mechanical Engineering.\n\n10+ years of working experience in transceiver assembly process development or similar products, with in-depth knowledge in material (solder, epoxy, glass, ceramic, etc.), equipment (SMT, die bonder, active aligner, TCB bonding, etc.), component (FR4, PIC chip, EIC chip, FAU, SMD, etc.). Must be very familiar with the typical process capabilities.\n\nFamiliar with Cadence, Solidworks and JMP.\n\nFamiliar with FMEA, Control Plan, SPC, 8D, etc.\n\nFluent in English from hearing, writing to speaking.\n\nWhat We Offer\nBenefits\n\nCompetitive salary and benefits\n\nOpportunities for career advancement\n\nWork with a world-class team solving cutting-edge challenges\n\nCollaborative and innovative work environment\n\nLumilens is committed to building a diverse and inclusive workplace. 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