Purchasing, Materials Intern

Onto Innovation • Tucson, AZ

21h

About The Position

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 The Summer Purchasing Intern will support the Purchasing/Procurement team with daily operations while gaining hands-on experience in supply chain, vendor coordination, and purchasing processes. This role is designed for a motivated student interested in procurement, supply chain management, business operations, or related fields.

Requirements

• Currently pursuing a degree in Business, Supply Chain Management, Finance, Operations, or a related field
• Strong organizational skills and attention to detail
• Proficient with Microsoft Office (Excel, Word, Outlook); experience with ERP systems is a plus (Oracle)
• Ability to analyze basic data and maintain accurate records
• Strong written and verbal communication skills
• Ability to work independently and as part of a team

Nice To Haves

• Coursework or interest in purchasing, supply chain, or operations
• Experience working with spreadsheets or basic reporting tools
• Customer service or administrative experience

Responsibilities

• Assist with creating and tracking purchase orders in purchasing systems
• Support vendor communications, including follow-ups on pricing, availability, and delivery schedules
• Help maintain accurate purchasing records, files, and databases
• Support inventory tracking and coordination with internal departments
• Help ensure purchase orders comply with company policies and procedures
• Participate in process improvement projects or ad hoc purchasing initiatives
• Perform general administrative support for the Purchasing team as needed
• Gain exposure to end-to-end purchasing and procurement processes
• Understand supplier management and cost control practices
• Develop professional communication and organizational skills
• Learn how procurement supports overall business operations

Benefits

• This internship offers real-world experience in purchasing and supply chain operations, mentoring from experienced professionals, and exposure to cross-functional teamwork in a professional business environment.
• 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.
• Annual bonus opportunities and potential long-term incentives tied to both company and individual success.

What This Job Offers

• Career Level: Intern
• Number of Employees: 501-1,000 employees