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Supervisor, Buyer

Onto Innovation Inc-US
Tucson, AZ Full Time
POSTED ON 7/17/2026
AVAILABLE BEFORE 9/16/2026
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. Job Summary & Responsibilities This position will execute the procurement process for assigned commodities and communicate with supply base to ensure delivery of quality materials and services in support of the production plan, at a competitive price, and with the highest levels of service. We are looking for an energetic and motivated individual who is willing to be trained in the procurement process. Responsibilities Review MRP procurement messages daily to understand material needs driven by the production plan and inventory strategies Compare material needs to current and expected inventories and make decisions regarding purchasing volumes. Create purchase orders and route for approvals as necessary. Then forward to suppliers along with supporting documentation such as drawings, specifications, technical requirements, etc. Follow up with suppliers to obtain confirmation on pricing, delivery, and ensure technical understanding and capability. Assists with selection of qualified vendors and monitors their performance for quality, delivery and cost. Maintains vendor relationship and metrics while driving continuous improvement efforts. Utilizes total cost analysis to evaluate supply chain options. Works closely with the Production Scheduler to enable accurate forecasting and delivery schedules. Collaborates with all departments to ensure on-time delivery. Contact, advise, and assist departments with respect to specifications, substitutions, delivery dates, and supply sources. Resolves discrepancies between purchase orders and invoices, delivery dates, delays, damages and rejections. Lead initiatives in cost reduction, quality improvement and cycle time reduction. Utilize problem solving tools to improve procedures and communications with internal/external customers and suppliers. Participate on teams involved in product enhancement and new product development. Manage inventory levels of commodities to ensure maximum turns while maintaining a consistent source of supply. Must be flexible with workload and able to multi task. Understand commodities/markets to ensure competitive prices. Understand and adapt to worldwide geo-political, industry technology and weather events that impact the costs and sources of supply. Maintain strong, objective supplier relationships that promote a true win-win business partnership between Onto and the supplier base. Participate in on/off-site supplier audits and evaluations. Make recommendations regarding supplier performance and retention. Communicate performance ratings and metrics to supply base as assigned Qualifications Bachelor’s degree in business, purchasing, supply chain management or a related field. A thorough working knowledge of inventory procurement in an ERP/MRP environment. Strong knowledge of ERP processes and procedures preferably in Oracle. Expertise in Microsoft Office suite of products, especially Word and Excel. Working knowledge of external controls such as CE!, EOL, EICC, ISO, and Sarbanes-Oxley and internal controls. Effective negotiating skills. Knowledge of how to administer contracts and agreements with suppliers. Ability to read and interpret technical drawings and specifications. Must have strong written, voice and electronic communication skills. Ability to work with all groups within the organization and out in the field. Must be able to multi-task in a fast paced work environment and maintain a high degree of professionalism. Effective communication and problem solving skills are essential Why Join Onto Innovation? At 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. Compensation & Growth • Base Salary Range: $73,600.00 - $110,400.00, 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. Empowering Every Voice to Shape the Future: Onto 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. Important Note on Export Compliance For 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). 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 help 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. Headquartered in Wilmington, Massachusetts, Onto Innovation supports customers with a worldwide sales and service organization. Additional information can be found at http://www.ontoinnovation.com.

Salary : $73,600 - $110,400

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