Senior Software Engineer

Onto Innovation

Hillsboro, OR, United StatesFull-time$115,200–$172,800Posted Nov 3, 2026

About the role

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

  • Responsible for design, implementation and maintenance of complex software applications and modules containing extensive multi-threading and distributed computing.
  • Follow established SDLC practices to develop and maintain software to a good standard of quality.
  • Travel (up to 30%) to other locations and customer sites for projects and support onsite issues.
  • Work with suplliers, purcahsing, manufacturing, etc for the compute system design, procurement, setup, etc.
  • Lead and assist team members as appropriate.
  • Keep abreast of latest technologies, standards and information relevant to the company’s software development products.
  • Identify to the Software Manager any gaps in knowledge, equipment or process.

Qualifications

  • Bachelor's or above degree in computer science or related field.
  • Minimum 5 years of professional experience with bachelor's degree and 2 years of professional experience with advanced degree.
  • Professional experience in C++ or C# programming.
  • Experience in developing desktop application, web applications and web services.
  • Experience in developing distributed applications.
  • Knowledge of technologies, and tools for developing efficient and reliable data intensive applications.
  • Knowledge of compute systems and the ablity to specify compute, memory, storage and networking for various compute needs.
  • Ability to work independently and lead major product features.
  • Excellent communication skills

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:

$115,200.00 - $172,800.00, 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).

Responsibilities

  • Design, implement, and maintain complex multithreaded and distributed software applications.
  • Follow software development lifecycle practices to deliver and maintain quality software.
  • Travel up to 30% to company locations and customer sites for projects and onsite support.
  • Collaborate with suppliers, purchasing, and manufacturing on compute system design, procurement, and setup.
  • Lead and assist team members as appropriate.
  • Stay current with technologies and standards relevant to the company's software products.
  • Identify knowledge, equipment, or process gaps to the Software Manager.

Qualifications

  • Bachelor's degree or higher in computer science or a related field.
  • At least 5 years of professional experience with a bachelor's degree, or 2 years with an advanced degree.
  • Professional experience with C++ or C#.
  • Experience developing desktop applications, web applications, and web services.
  • Experience developing distributed applications.
  • Knowledge of technologies and tools for efficient, reliable, data-intensive applications.
  • Knowledge of compute systems and the ability to specify compute, memory, storage, and networking requirements.
  • Ability to work independently and lead major product features.

Benefits

  • Health, dental, and vision coverage
  • Life and disability insurance
  • Paid time off
  • 401(k) with employer match
  • Employee Stock Purchase Program
  • Wellness initiatives
  • Annual bonus opportunities and potential long-term incentives

Skills mentioned

C++C#System DesignDistributed SystemsMultithreadingBackend DevelopmentFrontend DevelopmentREST APIsPerformance OptimizationSoftware Testing

About Onto Innovation

Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: Un-patterned wafer quality; 3D metrology spanning chip features from nanometer scale transistors to large 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. We are traded on the New York Stock Exchange under the symbol ONTO.

Semiconductor Manufacturing1,001-5,000 employeesWilmington, Massachusetts

H-1B sponsorship history

Historical employer filing data was found for Onto Innovation. The employer record includes 91 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.