{"id":2480261,"url":"https://alion.io/job/formfactor-principal-applications-engineer-siph-3","title":"Principal Applications Engineer (SiPh)","company":{"id":4792,"name":"FormFactor","domain":"formfactor.com","url":"https://alion.io/company/formfactor","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":83,"open_postings":16,"ghost_share":0,"stale_share":0.688,"repost_share":0,"time_to_fill_p50_days":48,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":94100,"max":123480,"currency":"USD","period":"year","gross":null,"usd_annual":123480},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"live","first_seen_at":"2026-10-13T22:33:47Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-17T06:57:47Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Forming Our Future together\nFormFactor, Inc. (NASDAQ: FORM), is a leading provider of essential test and measurement technologies along the full semiconductor product life cycle - from characterization, modeling, reliability, and design de-bug, to qualification and production test. Semiconductor companies rely upon FormFactor’s products and services to accelerate profitability by optimizing device performance and advancing yield knowledge. The company serves customers through its network of facilities in Asia, Europe, and North America.\nRooted in our core values - Focus on the Customer, Ownership & Accountability, Respectfully & Effectively Communicate, and Motivate & Develop People - we foster an environment where diverse perspectives are not only welcomed but celebrated. Everyone can make an impact here. Whether it's improving products, supporting customers, or positively influencing peers and the community, the contributions of our people matter.\nShift:\nThe regular hours for this position are day shift.Job Description:\nFormFactor is seeking a Principal Applications Engineer (Silicon Photonics - SiPh) to serve as a recognized technical expert in advanced semiconductor test and measurement solutions, with a primary focus on Silicon Photonics (SiPh) applications. This role will be part of the Systems Business Unit Center of Excellence (CoE), collaborating with a global team of applications experts to translate customer requirements into innovative product solutions while supporting strategic customer engagements worldwide.\nThe Principal Applications Engineer will lead application development activities, define technical requirements for new products, validate solutions through applications testing, and drive technical excellence throughout the product lifecycle. This role serves as a critical link between customers, Product Marketing, Engineering, Manufacturing, and Field Applications teams, ensuring FormFactor products address emerging market and technology needs.\nThis position is ideal for a highly experienced technical leader with deep expertise in semiconductor device characterization, optical test methodologies, and Silicon Photonics technologies.\nKey Responsibilities:\nServe as the subject matter expert for on-wafer semiconductor device measurements and Silicon Photonics (SiPh) test applications, providing technical leadership across the organization.\n\nRepresent the “voice of the customer” and translate customer requirements, technology roadmaps, and market trends into product requirements and development priorities.\n\nLead technical definition, application validation, and demonstration planning for new products throughout the Product Life Cycle (PLC) process.\n\nCollaborate cross-functionally with Engineering, Product Marketing, Manufacturing, and Global Sales organizations to develop innovative measurement solutions for advanced semiconductor applications.\n\nDesign, execute, and analyze complex application experiments to evaluate product performance and customer use cases.\n\nDevelop application methodologies, best practices, and technical documentation to support successful product deployment.\n\nCreate and deliver advanced technical training programs for Field Applications Engineers, Sales teams, customers, and business partners.\n\nDevelop training materials, hands-on demonstrations, workshops, and laboratory exercises for global deployment.\n\nSupport strategic customer engagements by providing high-level technical consultation, troubleshooting, and solution recommendations.\n\nPartner with Field Applications Engineers and Sales teams to support key opportunities, technical evaluations, and customer demonstrations.\n\nLead and contribute to advanced research initiatives, technology pathfinding activities, and emerging application investigations.\n\nMonitor industry trends, competitive technologies, and evolving measurement methodologies to maintain technical leadership.\n\nParticipate in customer visits, industry conferences, technical forums, and standards organizations to strengthen customer relationships and expand market knowledge.\n\nMentor junior engineers and provide technical guidance across multidisciplinary project teams.\n\nPreferred Qualifications & Experiences:\nMaster's degree or Ph.D. in Physics, Optics, Electrical Engineering, Materials Science, Photonics, or a related field.\n\nExperience in Applications Engineering, Field Applications Engineering, Technical Sales, or customer-facing technical support roles.\n\nKnowledge of semiconductor wafer probing systems and automated test environments.\n\nHigh Volume Manufacturing (HVM) experience within the semiconductor industry.\n\nUnderstanding of semiconductor test methodologies, test automation, and advanced characterization techniques.\n\nExperience with Silicon Photonics devices and technologies such as Waveguides, Optical transceivers, Photodiodes, VCSELs, Beam optics, and Integrated photonic circuits.\n\nFamiliarity with semiconductor process technologies and advanced packaging environments.\n\nUnderstanding of product development and commercialization processes.\n\nAdditional language proficiency in German, Korean, or Mandarin Chinese is a plus.\n\nSkills:\nAnalytical Problem Solving, Business Practices, Communication Presentations, Engaging Communication, Interpersonal Communication, Personal Productivity, Professional Responsibility, Statistical Data Analysis, Statistical Problem Solving, Troubleshooting Errors, Understanding of Requirements, Understanding of TechnologyEducation & Experience:\nMinimum of 5 years of related experience with a Bachelor’s degree; or 3 years and a Master’s degree; or a PhD without experience; or equivalent work | RequiredPay Range:\n$94,100.00 - $123,480.00Pay Range Explained:\nThis role in Seattle, Washington pays between $94,100.00 and $123,480.00 per year, depending on your experience, skills, and background. Pay may vary in other locations. We offer a full benefits package, including medical, dental, vision, life insurance, disability coverage, a 401(k) with company match, employee stock purchase plan (ESPP), and paid time off. You’ll also be eligible for quarterly profit-sharing bonuses and flexible spending or savings accounts.Equal Employment Opportunity Statement\nFormFactor is an equal opportunity employer. FormFactor complies with all national, state, and local laws that seek to promote equal opportunities for any applicant or employee without regard to age, race, color, gender, gender identity/expression, national origin, sexual orientation, religion, disability, marital status, pregnancy or related condition, military service, or any other legally protected characteristics. These protections apply to all aspects of employment, including but not limited to, recruitment, hiring, training, promotions, and compensation.\nFor roles that are designated as remote-eligible, employees cannot be located in: AL, AK, AR, DE, GA, HI, IL, IA, LA, ME, MD, MS, MO, NE, NV, NJ, NM, ND, OK, PA, RI, SC, SD, TN, WV, WI, WY. This list is continuously evolving and being updated, please check back with us if the state you live in is on the exclusion list. 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