Software Engineer 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 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 Onto Innovation is seeking a Software Engineer III to join our team in Wilmington, Massachusetts location. This role is part of team developing our next-generation proprietary semiconductor capital equipment used in inspection and metrology for advanced packaging applications, including AI and other emerging technologies.

Specialized Expertise This position requires deep technical knowledge and hands-on experience in the following areas:

• Motion control systems for precision equipment
• Vision and image processing for sub-micron defect detection

Key Responsibilities

• Translate customer and product requirements into functional specifications
• Design and implement algorithms for defect detection and metrology
• Integrate 2D and 3D sensors into inspection systems
• Optimize image acquisition and processing performance
• Conduct design verification and system-level integration testing
• Present technical solutions to application and product management teams
• Support beta installations and evaluations at customer sites
• Troubleshoot and resolve issues related to Firefly G3/G5 systems

Qualifications Qualifications

• 5 years of C++/C# software development experience
• Experience in optical systems, image acquisition, processing
• Experience in controlling mechanical and electrical systems
• Experience in semiconductor capital equipment development desired
• Bachelor’s degree in Computer Science or equivalent
• Willingness to travel internationally up to 20%

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:

$96,800.00 - $145,200.00, 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).