{"id":331125,"url":"https://alion.io/job/coherent-senior-principal-optoelectronics-engineer","title":"Senior Principal Optoelectronics Engineer","company":{"id":58506,"name":"Coherent","domain":"coherent.com","url":"https://alion.io/company/coherent-com","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":84,"open_postings":51,"ghost_share":0,"stale_share":0.843,"repost_share":0,"time_to_fill_p50_days":3,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Semiconductors","role_family":"Semiconductors","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Fremont, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":143000,"max_usd":261000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":33},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-07-28T00:00:00Z","employer_posted_date":"2026-07-28","last_verified_at":"2026-11-01T02:36:30Z","board_verified":true,"closed_at":null,"days_open":96,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":96},"description":"Primary Duties & Responsibilities\nModel and design silicon photonics based laser with III-V gain materials, including InP Quantum Well (QW) and GaAs Quantum Dot (QD).\nWork closely with III-V gain material teams in characterizing laser gain material parameters, optimizing device performance, and preparing samples for laser manufacturing.\nWork closely with silicon photonics design teams in defining laser parameters, simulating laser performance, and working out silicon photonics laser processing procedures.\nCollaborate with foundries and process teams in III_V integration onto silicon, laser fabrication, testing, problem solving, and performance optimization\nCollaborate with Product Line Management and R&D Management to generate development schedules that achieve key project milestones, NPI deliverables, business requirements, and customer satisfaction.\nManage CPO/NPO products through R&D NPI Phase Gate process, meet NPI deliverable, and deliver qualified products to the global Operations team.\nLight travel for development activities: supplier engagement, design improvement, process development, and problem solving. \nEducation & Experience\nMS/PhD in an engineering or science discipline plus 5+ years of relevant experience \nExperience with semiconductor laser design and silicon photonics.\nExperience with CPO, optical transceivers or components desirable. \nExperience with New Product Introduction (NPI) and/or Product Lifecycle Management processes \nExperience of managing cross-functional teams successfully, interacting with a broad range of functions, skills, cultures, and personalities.\nSkills & Other Requirements\nPrevious experience as an engineer in laser and silicon photonics R&D.\nStrong problem solving, critical thinking, and risk management skills.\nStrong communication, planning, and organizational skills.\nHighly self-motivated with a strong multi-disciplinary background is essential.\nWorking Conditions\nThis position is on-site full time.\nMay require occasional off-site meetings or travel\nRegular use of a computer and other office equipment is necessary\nInteraction with team members and external contacts is a regular part of the job\nMay require occasional overtime and flexibility in work hours to accommodate the executive’s needs\nPhysical Requirements\nSitting for extended periods while working on a computer or conducting meetings.\nUse of hands and fingers for typing, writing, and handling documents.\nOccasional lifting of objects or materials up to 20 pounds for administrative tasks.\nAbility to communicate verbally and in writing.\nMobility within the office environment to attend meetings or interact with colleagues.\nSafety Requirements\nAll employees are required to attend scheduled training, follow the site EHS procedures and Corporate EHS standards. This includes the use of proper protective equipment (PPE) as required by the job responsibilities.\nManagers will ensure that all safety and environmental procedures are followed consistently. They will ensure that risk assessments are performed, proper training, work instructions, required PPE is available, and will monitor compliance.\nQuality and Environmental Responsibilities\nDepending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.\nCulture Commitment\nEnsure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:\nIntegrity - Create an Environment of Trust\nCollaboration - Innovate Through the Sharing of Ideas\nAccountability - Own the Process and the Outcome\nRespect - Recognize the Value in Everyone\nEnthusiasm - Find a Sense of Purpose in Work\nCoherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.\nIf you need assistance or an accommodation due to a disability, you may contact us at .\n#LI-AW1\n#IND","description_format":"text","description_chars":4271,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Lasers & Laser Systems","Optics & Photonic Components"],"lifecycle":[{"event":"open","at":"2026-09-05T17:26:38Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 27 · green card filings: 3","filings_12m":27,"filings_prev_12m":17,"green_card_filings_12m":3,"median_offered_wage_usd":127500,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.186,"p_room":0.28,"age_days":96,"expected_fill_days":3,"reasons":["conf:3","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-11-01T06:10:25Z"},"pay":null,"html_url":"https://alion.io/job/coherent-senior-principal-optoelectronics-engineer","json_url":"https://alion.io/job/coherent-senior-principal-optoelectronics-engineer.json","meta":{"generated_at":"2026-11-01T08:27:12Z","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":13234,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-02T00:00:00Z"}},"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":58506},"rest":"https://alion.io/mcp/rest/get_company?id=58506"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcoherent-senior-principal-optoelectronics-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%2Fcoherent-senior-principal-optoelectronics-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%2Fcoherent-senior-principal-optoelectronics-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/coherent-senior-principal-optoelectronics-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcoherent-senior-principal-optoelectronics-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":331125}},{"tool":"search_jobs","arguments":{"company":"coherent.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":331125},"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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