Jobs at Onto Innovation

Leads regional supplier quality, manufacturing support, and NPI readiness across Taiwan and Asia. Conducts process audits, drives APQP and PPAP deliverables, establishes manufacturing controls, and resolves supplier and customer quality issues through structured root-cause analysis. Partners with engineering, operations, service, and supply chain teams to improve yield, reduce defects, manage product changes, and scale robust production capabilities across suppliers and extended factories.

Creates and maintains 2D drawings and 3D CAD models for mechanical and electro-mechanical assemblies. Produces manufacturing and installation documentation, applies GD&T, supports design changes and ECOs, and coordinates product-release documentation. Sources components, supports procurement, tracks lead times and supply risks, and maintains BOMs, part numbers, revisions, and engineering records in PLM/PDM systems. Collaborates with suppliers and interprets mechanical and electrical drawings.

Develop and optimize semiconductor metrology solutions for complex materials and device structures. Work with regional and international wafer fabrication customers on demonstrations, evaluations, product qualification, technical development, troubleshooting, documentation, training, and technical publications. Apply optical modeling, machine learning, statistics, and data analysis to technologies supporting 3D NAND, logic, and DRAM manufacturing.

Develops and optimizes optical metrology systems for semiconductor equipment. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, defining system requirements, supporting first-in-fab installations and tool matching, and creating technical procedures and training materials. Requires cross-functional collaboration with software, hardware, and applications teams, plus international travel of less than 15%.

Leads quality engineering, supplier quality, and new product introduction activities for semiconductor manufacturing. Manages supplier readiness, APQP and PPAP deliverables, process audits, validation, capability studies, corrective actions, change control, and production transfers. Partners with engineering, manufacturing, supply chain, field service, suppliers, and extended factories to improve yield, strengthen process controls, and resolve quality issues. The role requires cross-functional program leadership, supplier performance management, and regional travel.

Leads regional supplier quality and manufacturing support across extended factories and suppliers. Drives supplier readiness from new product development through high-volume production, including APQP, PPAP, PFMEA, control plans, MSA, and capability studies. Conducts process audits, manages quality incidents and corrective actions, oversees product change notifications, and improves yield, defect rates, and process robustness. Partners cross-functionally with R&D, manufacturing, supply chain, operations, and field service teams across global manufacturing sites.

The Senior Accountant manages general ledger activities, journal entries, reconciliations, and month- and quarter-end close processes. Responsibilities include financial reporting, fixed asset and intercompany accounting, audit support, internal control and SOX compliance, variance analysis, and process improvements. The role partners with FP&A, tax, treasury, operations, and other teams while supporting special projects and system implementations.

Oversee corporate accounting close processes, financial reporting, reconciliations, general ledger activity, internal controls, audits, and accounting policies. Lead and develop accounting staff, partner with cross-functional finance and operations teams, investigate financial variances, and support process automation, system implementations, acquisitions, and other corporate finance initiatives.

Develop and maintain C#/.NET software integrating with complex semiconductor inspection and handling systems. Responsibilities include requirements analysis, software design, coding, testing, debugging, code reviews, performance optimization, documentation, CI/CD development, and customer-site support. The role involves hardware-software integration, machine vision, cleanroom work, field issue resolution, and collaboration with systems, applications, test, and field engineering teams.

Supports semiconductor activities in Korea and globally by configuring and optimizing metrology tool recipes, developing applications, completing equipment qualifications, troubleshooting issues, and improving tool utilization. Collaborates with field service, headquarters, customers, sales, marketing, and management teams. Responsibilities include best-known-method development, knowledge transfer, field training, customer technical support, reporting, and participation in special projects. Domestic and international travel and extended cleanroom work may be required.

Develop and optimize optical metrology systems for semiconductor manufacturing. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, communicating specifications to cross-functional teams, supporting initial tool installation and matching at customer fabs, and creating technical documentation and training materials. International customer-site travel is required.

Develops and optimizes optical metrology systems for semiconductor equipment. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, defining cross-functional requirements, supporting first-in-fab installations and tool matching, and creating technical documentation and training. Requires international customer-site travel, collaboration with software, hardware, and applications teams, and hands-on prototype laboratory work.

Develop and deploy high-performance machine vision software for semiconductor inspection and metrology systems. Build real-time C++ algorithms with MVTec HALCON for defect detection, alignment, calibration, and 2D/3D inspection. Integrate industrial cameras, frame grabbers, optics, and lighting; validate systems with cross-functional engineering teams; and support manufacturing tools through domestic and international travel of up to 30%.

Perform requirements-based, system-level, automated, manual, regression, functional, and acceptance testing for semiconductor inspection software. Develop test plans, strategies, automation frameworks, and test cases; investigate and document defects; debug complex multithreaded environments; review requirements and test designs; and collaborate with software, hardware, manufacturing, applications, and systems engineering teams. Provide technical guidance and travel internationally to customer sites at least 20% of the time.

Develops and optimizes optical metrology systems for semiconductor equipment. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, defining system requirements, supporting first-in-fab installations and tool matching, and communicating methods through technical presentations, procedures, and training. The role collaborates with software, hardware, and applications teams and requires up to 20% international travel.

Develop and optimize optical metrology technologies and semiconductor inspection systems. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, defining system requirements, supporting first-in-fab installations and tool matching, and communicating technical findings to cross-functional and customer teams. The role requires hands-on laboratory work, international customer-site travel, and development of procedures and training materials.

Perform requirements-based, system-level, automated, manual, regression, functional, and acceptance testing for semiconductor inspection software. Develop test plans, strategies, cases, and procedures; analyze requirements; investigate and document defects; debug complex systems; and collaborate with software, hardware, manufacturing, and applications teams. Participate in design and code reviews, support feature implementation, and provide technical guidance to team members.

Coordinates material allocation, production scheduling, work orders, engineering change updates, inventory, labor, and purchasing activities for custom-configured capital equipment manufacturing. Adjusts schedules based on forecasts, tool configurations, inventory, and capacity changes; communicates risks and resolves shortages. Tracks schedule commitments, material status, activity levels, and documentation accuracy while supporting ERP/MRP planning and production scheduling improvements.

Supports warehouse operations and domestic and international shipping. Responsibilities include picking and staging production materials, receiving, inventory transactions, cycle counts, forklift operation, shipment packaging, export documentation through ACE, carrier coordination, tracking, discrepancy resolution, and process improvement. The role requires warehouse, shipping and receiving, inventory management, ERP, export documentation, and material-handling experience.

Prepare and maintain customer-facing technical documentation for semiconductor hardware and software, including application, maintenance, site preparation, crating, and upgrade guides. Interview subject matter experts, write, edit, proofread, and create graphics such as screenshots, diagrams, and flowcharts. Maintain documentation standards and templates while managing multiple concurrent projects collaboratively and independently.