{"id":1273725,"url":"https://alion.io/job/onto-innovation-staff-mechanical-engineer","title":"Staff Mechanical Engineer","company":{"id":2025019,"name":"Onto Innovation","domain":"ontoinnovation.com","url":"https://alion.io/company/ontoinnovation","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":89,"open_postings":30,"ghost_share":0,"stale_share":0.233,"repost_share":0,"time_to_fill_p50_days":76,"computed_at":"2026-10-19T05:45:15Z"}},"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":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":115200,"max":172800,"currency":"USD","period":"year","gross":null,"usd_annual":172800},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-09-23T00:00:00Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-10-18T17:07:51Z","board_verified":true,"closed_at":null,"days_open":26,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":26},"description":"Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: 3D metrology spanning the chip from nanometer-scale transistors to micron-level die-interconnects; macro defect inspection of wafers and packages; metal interconnect composition; factory analytics; and lithography for advanced semiconductor packaging. Our breadth of offerings across the entire semiconductor value chain helps our customers solve their most difficult yield, device performance, quality, and reliability issues. Onto Innovation strives to optimize customers’ critical path of progress by making them smarter, faster and more efficient.\nJob Summary & Responsibilities\nAt Onto Innovation, you will play a key role in developing next-generation semiconductor metrology and inspection systems that enable advanced process control in leading-edge semiconductor manufacturing. As a Staff Mechanical Engineer, you will lead the design and development of precision mechanical and optomechanical subsystems that achieve nanometer-level stability, accuracy, and repeatability.\nYou will contribute to innovations across highly demanding applications involving precision positioning, thermal stability, vibration control, and optomechanical integration. Working at the intersection of mechanics, optics, and mechatronics, you will help deliver the performance required for AI-driven yield optimization and process control in advanced semiconductor fabs.\nLead the design, analysis, and validation of advanced precision mechanical and optomechanical systems for semiconductor metrology and inspection equipment.\n\nDevelop mechanical architectures that achieve demanding requirements in stability, stiffness, accuracy, repeatability, and thermal robustness.\n\nDesign and optimize flexure-based mechanisms, kinematic mounts, structural assemblies, positioning systems, and optomechanical interfaces.\n\nPerform mechanical analysis and simulation, including FEA, structural dynamics, thermal analysis, modal analysis, and tolerance studies.\n\nDevelop thermally stable solutions minimizing drift and deformation across varying environmental and operational conditions.\n\nDefine specifications and collaborate with external suppliers to develop and qualify precision components, assemblies, and manufacturing processes.\n\nDrive prototyping, integration, testing, and experimental validation of precision mechanical subsystems.\n\nSupport root-cause investigations and performance improvement efforts related to mechanical, thermal, and dynamic system behavior.\n\nCreate documentation, test procedures, and integration workflows to support manufacturing, service, and field applications.\n\nCollaborate cross-functionally with optical, electrical, software, systems, controls, and algorithm teams to deliver fully integrated solutions.\n\nProvide technical leadership, mentor junior engineers, and contribute to precision engineering and architecture roadmaps.\n\nQualifications\nMSc or PhD in Mechanical Engineering, Precision Engineering, Mechatronics, Aerospace Engineering, or a related field.\n\n10+ years of experience in the design and development of high-precision mechanical systems.\n\nProven experience with precision mechanics, flexure design, and optomechanical engineering.\n\nStrong understanding of mechanical system performance drivers, including stiffness, thermal stability, vibration, tolerances, material behavior, and structural dynamics.\n\nHands-on experience with mechanical prototyping, integration, testing, and performance characterization.\n\nExperience with engineering analysis tools, including FEA and thermal simulation.\n\nProficiency with 3D CAD tools such as NX, Creo, SolidWorks, or similar.\n\nExperience working in cross-disciplinary engineering teams.\n\nDemonstrated ability to own projects, define milestones, and deliver results.\n\nMust be able to travel internationally to customer sites at least 20% of the time.\n\nWhy Join Onto Innovation?\nAt Onto Innovation, we believe your work should matter-and so should your well-being. That’s why we offer competitive salaries and a comprehensive benefits package designed to support you and your family. From health, dental, and vision coverage to life and disability insurance, PTO, and a 401(k) with employer match, we’ve got you covered. You’ll also enjoy access to our Employee Stock Purchase Program (ESPP), wellness initiatives, and cutting-edge tools-all within a collaborative, inclusive culture where your contributions are valued and recognized.\nCompensation & Growth\nBase Salary Range:\n$115,200.00 - $172,800.00, offered in good faith and based on experience, location, and qualifications.Additional Rewards: Annual bonus opportunities and potential long-term incentives tied to both company and individual success.\n\nEmpowering Every Voice to Shape the Future:\nOnto Innovation is committed to creating a workplace where every qualified candidate has an equal opportunity to succeed. We evaluate applicants based on skills, experience, and potential - without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, veteran status, or any other characteristic protected by law. We believe diversity of thought and background drives innovation and strengthens our team.\nImportant Note on Export Compliance\nFor certain positions requiring access to technical data, U.S. export licensing review may be necessary for applicants who are not U.S. Citizens, Permanent Residents, or other protected persons under 8 U.S.C. 1324b(a)(3).","description_format":"text","description_chars":5564,"description_truncated":false,"requirements":{"experience_years_min":10,"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":["Artificial Intelligence","Manufacturing","Electronics Manufacturing"],"lifecycle":[{"event":"open","at":"2026-09-26T00:48:55Z"}],"visa":[],"liveness":{"score":88,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.877,"p_room":1,"age_days":26,"expected_fill_days":76,"reasons":["conf:12","velocity","win:early","comp:brand"],"computed_at":"2026-10-19T05:45:15Z"},"pay":{"stated_usd_annual":172800,"is_top_pay":false},"html_url":"https://alion.io/job/onto-innovation-staff-mechanical-engineer","json_url":"https://alion.io/job/onto-innovation-staff-mechanical-engineer.json","meta":{"generated_at":"2026-10-19T23:32:59Z","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":2365,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-20T00:00:00Z"}},"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":2025019},"rest":"https://alion.io/mcp/rest/get_company?id=2025019"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fonto-innovation-staff-mechanical-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%2Fonto-innovation-staff-mechanical-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%2Fonto-innovation-staff-mechanical-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/onto-innovation-staff-mechanical-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fonto-innovation-staff-mechanical-engineer"}]}