Senior Development Engineer
Onto Innovation · Snoqualmie-WA · Posted 2026-09-02
Job description
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 individual will apply their skills in basic image processing, mathematics, optics, and software engineering to develop solution to be integrated into Onto’s innovative inspection platforms. • Participate in New Product Development (NPD) activities by collaborating in a team setting with hardware engineers, application engineers, Technical Project Managers and Program/Product Managers. • Develop production level code and maintain software applications that integrate with complex semiconductor handling systems. • Collaborate with hardware engineers to ensure seamless hardware-software integration. • Conduct thorough testing and debugging of software to ensure high-quality and reliable operation. • Participate in the design and implementation of new features and functionalities. • Perform requirement analysis and capture, develop detailed SW designs, code and associated test plans. • Perform design/code reviews for all deliverables, collaborating with the systems engineers, software developers, and other technical staff • Optimize software performance and ensure scalability. • Mentor junior engineers within the team • Document software designs, processes, and troubleshooting steps. Qualifications • BS or MS degree in Computer Science • 5+ years professional software development experience using C# and .Net. • 3+ years professional experience in GUI design and C# WPF implementation • Experience with image processing or machine vision • Proficiency in creating robust and scalable software systems, including creating efficient APIs • Proficiency in modern programming methods with emphasis on object-oriented programming • Proficiency in developing and debugging multi-threaded and distributed applications • Strong knowledge of hardware-software integration and experience working with complex systems. • Excellent communication/collaboration skills; including in English • Strong problem-solving skills and the ability to think critically and creatively • Demonstrated ability to work autonomously exhibiting strong self-motivation and initiative. Capable of independently acquiring knowledge and mastering new skills through on-the-job training (OJT) and self-directed learning • Experience with Azure DevOps a plus • Knowledge of managed/unmanaged C++ a plus • Electromechanical systems, including motion control, SEMI capital equipment a plus 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).