Senior Software Engineer

About the Company

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.

Responsibilities

• Design, develop, and maintain high-performance, scalable software systems for semiconductor equipment.
• Implement real-time control, data acquisition, and image processing applications.
• Develop clean, maintainable, and well-documented code following best practices and coding standards.
• Interface software with hardware components including sensors, motion systems, optics, and embedded controllers.
• Collaborate with systems, electrical, and mechanical engineers to ensure seamless system integration.
• Debug and resolve complex issues involving hardware-software interaction.
• Contribute to system architecture decisions and software design frameworks.
• Optimize software for performance, reliability, and low latency in high-throughput environments.
• Ensure software meets stringent accuracy and timing requirements.
• Develop and execute unit, integration, and system-level tests.
• Participate in code reviews and enforce software quality standards.
• Troubleshoot and resolve defects, including field issues and customer-reported problems.
• Work closely with product management, systems engineering, and applications teams.
• Support manufacturing, installation, and field service teams with software-related issues.
• Mentor junior engineers and contribute to knowledge-sharing initiatives.

Requirements

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, Electrical Engineering, or related field.
• 5+ years of professional software development experience.
• Strong proficiency in one or more programming languages (e.g., C++, C#, Python).
• Experience developing software for complex systems or hardware-integrated environments.
• Solid understanding of object-oriented design, data structures, and algorithms.
• Familiarity with multithreading, concurrency, and real-time systems.
• Experience with version control systems (e.g., Git).

Preferred Qualifications

• Experience in semiconductor equipment, photonics, robotics, or precision instrumentation.
• Knowledge of motion control systems, machine vision, or image processing.
• Experience with real-time operating systems (RTOS) or embedded systems.
• Familiarity with distributed systems and high-throughput data processing.
• Experience with UI frameworks for engineering tools (e.g., Qt, WPF).
• Exposure to cloud-based data infrastructure or Industry 4.0 environments.

Skills

• Strong analytical and problem-solving skills.
• Ability to debug complex, cross-domain issues.
• Attention to detail with a focus on reliability and performance.
• Effective communication and teamwork.
• Ownership mindset and ability to drive tasks to completion.

Benefits

• Competitive salaries.
• Comprehensive benefits package including health, dental, and vision coverage.
• Life and disability insurance.
• Paid time off (PTO).
• 401(k) with employer match.
• Employee Stock Purchase Program (ESPP).
• Wellness initiatives.
• Collaborative, inclusive culture with valued contributions.

Pay

Base Salary Range: $102,400.00 - $153,600.00, offered in good faith and based on experience, location, and qualifications.

• Annual bonus opportunities.
• Potential long-term incentives tied to both company and individual success.