Software Engineer

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.

We are seeking a highly skilled Software Engineer to design, develop, and optimize low-level software components that power our next-generation systems. In this role, you will be engaged throughout the full software development lifecycle—from gathering and analyzing customer requirements to designing, implementing, and debugging software for advanced equipment in the semiconductor industry.

• Collaborate with cross-functional teams to translate customer needs into technical requirements.
• Develop, and maintain robust .NET applications using C# and WPF.
• Implement client-server communication using WCF, TCP/IP, and other protocols.
• Develop and integrate low-level hardware control interfaces via TCP/IP, serial, or other communication protocols.
• Participate in code reviews, unit testing, and system integration.
• Contribute to the continuous improvement of software architecture and development processes.

• Bachelor’s or Master’s degree in Computer Science, Mathematics, Physics, or a related engineering discipline.
• 2+ years of professional software development experience with .NET, C#, etc.
• Strong understanding of object-oriented programming and design patterns.
• Experience with WPF for GUI design and implementation.
• Proficiency in client/server communication technologies such as WCF and TCP/IP.
• Experience interfacing with hardware through various communication protocols.
• Familiarity with metrology tools and SEMI-industry standards is a plus.
• Knowledge of Agile/SCRUM methodologies and tools like Git.
• Excellent communication, teamwork, and time management skills.

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.

• Base Salary Range: $86,400.00 - $, 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.

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.

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).

Headquartered in Wilmington, Massachusetts, Onto Innovation supports customers with a worldwide sales and service organization.

Additional information can be found at

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. Headquartered in Wilmington, Massachusetts, Onto Innovation supports customers with a worldwide sales and service organization. Additional information can be found at