Senior Software Engineer

Onto Innovation•Budd Lake, NJ

2d•$102,400 - $153,600

About The Position

We are seeking an experienced Senior Software Engineer to design and develop high-performance software for advanced semiconductor equipment, including metrology, inspection, or process control systems. This role involves building robust, scalable, and real-time software that interfaces with precision hardware, sensors, and control systems. The ideal candidate combines strong software engineering fundamentals with experience in complex, multidisciplinary systems and a passion for delivering reliable, high-quality solutions in a fast-paced, innovation-driven environment.

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).

Nice To Haves

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.

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.