{"id":520334,"url":"https://alion.io/job/citadel-search-process-engineer-active-alignment","title":"Process Engineer – Active Alignment","company":{"id":236668,"name":"Citadel Search","domain":"citadelsearch.com.sg","url":"https://alion.io/company/citadelsearch","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"D","score":50,"open_postings":35,"ghost_share":0.829,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-04T06:34:25Z"}},"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":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-08-03T05:08:22Z","employer_posted_date":"2026-08-05","last_verified_at":"2026-11-05T02:27:35Z","board_verified":true,"closed_at":null,"days_open":94,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":93},"description":"We are looking for an experienced Active Alignment Process Engineer who will be responsible for developing and optimizing optical alignment processes. In this role, you will drive process performance, support new product introductions, and collaborate across multidisciplinary engineering teams to ensure quality and reliability standards are met.\nKey Responsibilities:\nDevelop, qualify, and optimize Active Alignment processes for optical transceiver products\nEstablish and maintain alignment recipes, process parameters, and standard operating procedures (SOPs)\nOptimize optical coupling performance, process repeatability, and manufacturing throughput (UPH)\nDrive improvements in yield, alignment accuracy, equipment utilization, process stability, and cycle time\nInvestigate optical performance failures and resolve manufacturing issues\nSupport NPI projects, engineering builds, and product transfers into mass production\nConduct process characterization, capability studies, and DOE experiments\nDevelop and maintain bonding programs, alignment recipes, SOPs, and work instructions\nParticipate in equipment installation, qualification, and acceptance activities\nCollaborate with Product, Optical Design, Process, Test, and Manufacturing Engineering teams\nDrive continuous improvement initiatives to enhance operational efficiency and product performance\nJob Requirements:\nBachelor’s degree or above in Optical Engineering, Electronics Engineering, Mechanical Engineering, Photonics, Physics, Manufacturing Engineering, or a related field\nMinimum 5 years of hands-on experience in optical assembly, precision alignment, semiconductor packaging, or photonics manufacturing\nExperience with optical transceiver manufacturing is advantageous\nStrong understanding of Active Alignment principles and optical coupling mechanisms\nUnderstanding of optical performance measurements including coupling efficiency, insertion loss, and optical power measurements\nExperience in process development, recipe optimization, and troubleshooting\nKnowledge of photonic packaging and optical assembly processes is preferred\nFamiliarity with SPC, 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