Principal Software Engineer

You will report to the CISE Manager; Control and Information System Engineering, and be located at our Warrendale, PA location. This is a hybrid role based in Warrendale., * Design nuclear applications based on our requirements and customer specifications using approved technologies

and coding standards.

• Develop software components and systems to follow and satisfy engineering, scientific, regulatory, and manufacturing requirements.

• Act as a principal level in design development, coding, testing, and debugging new and legacy applications.

• Apply secure coding practices to prevent security vulnerabilities in code and apply object-oriented principles when implementing solutions.

• Maintain code quality through unit testing and documentation.

• Communicate with partners to gather accurate specifications for new enhancements and applications.

• Maintain knowledge of application security best practices and modern

vulnerabilities

As a Principal Software Engineer, you will develop applications built upon the Windows platform to support solutions created for the commercial nuclear sector of the energy market. You will have a sound working knowledge of programming languages while employing solid design principles., * B.S. in Engineering field

• 5+ years of experience in software development.

• Experience in Nuclear Applications Functional Design.

• Experience in Application Builder desired.

• Experience with Windows socket, TCP and UDP socket programming.

• Experience with Wireshark troubleshooting desired.

• Experience in Matlab/Simulink.

• Experience writing specifications, test procedures, user's guides and test reports.

401(k) United States, Pennsylvania, Warrendale Feb 24, 2026

Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while recognizing and encouraging the value of diversity in the global workplace., We are committed to transparency and equity in all of our people practices. The base salary range for this position, which is dependent upon experience, qualifications and skills, is estimated to be $103,200 to $129,000 per year.

#LI-Hybrid

Why Westinghouse?

Our benefits package is tailored to meet the diverse needs of our employees, while also promoting wellness and career growth. The following are representative of what we offer:

Comprehensive Medical benefits which could include medical, dental, vision, prescription coverage and Health Savings Account (HSA) with employer contributions options * Wellness Programs designed to support employees in maintaining their health and well-being including Employee Assistance Program providing support for our employees and their household members * 401(k) with Company Match Contributions to support employees' retirement * Paid Vacations and Company Holidays * Opportunities for Flexible Work Arrangements to promote work-life balance * Educational Reimbursement and Comprehensive Career Programs to help employees grow in their careers * Global Recognition and Service Programs to celebrate employee accomplishments and service * Employee Referral Program

While our Global Headquarters are located in Cranberry Township, PA, we have over 11,000 employees working at locations in 19 different countries. You can learn more by visiting http://www.westinghousenuclear.com. Westinghouse is an Equal Opportunity Employer including Veterans and Individuals with Disabilities