Aerospace and Defense-Software Developer C# Intern

This is an onsite internship for the summer of 2026 and will be based in Colorado

Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense, and semiconductor markets for customers in over 100 countries. Learn more about what we do.

Our award-winning culture embraces a bold vision of where technology can take us and a passion for tackling challenging problems with industry-first solutions. We believe that when people feel a sense of belonging, they can be more creative, innovative, and thrive at all points in their careers.

Join the Keysight EMSO (Electromagnetic Spectrum Operations) team, a leader in cutting-edge defense technology, where innovation meets national security. We are at the forefront of developing advanced electronic warfare test systems & software with a forward-looking design & technology implementation. If you are passionate about technology and want to make a real impact, we want you on our team!

Learn how we soar: Greater Confidence through EW Threat Simulation and Analysis (youtube.com)

We are seeking an intern to assist with the development of cutting-edge software that compliments customer opportunities in electromagnetic spectrum operations (EMSO) as part of the Aerospace Defense & Government Solutions group. The primary focus of the individual will be to extend the capabilities of our Z9500A Keysight EW Threat Simulation software with their development efforts to design, architect, and implement needed software blocks.

This is an onsite internship for the summer of 2026 and will be based in Colorado

Qualified candidates must have the following

• Candidate must have completed all coursework of their Junior year in Electrical Engineering, Physics, Computer Science, or other applicable engineering disciplines with a projected graduation date in late 2026 or mid 2027
• Demonstrated software development experience
• Experience with high-level object-oriented programming languages such as C# or C++
• Proven experience developing desktop applications
• Must have dotNet experience
• Self-starter. Willing and able to quickly learn new applications and technologies
• Based on customer requirements and nature of work, Candidates must be a US Citizen with eligibility to receive a security clearance in the future

Additional required skills: candidates must have at least 1 of the following:

• Strong knowledge of core electrical engineering principles (e.g. FFT, IQ signal analysis)
• Familiarity with development and debugging with Visual Studio deploying to Windows and Linux desktop targets
• Project experience running custom kernels on GPUs
• Experience with RF hardware (Signal generators, Signal Analyzers, Oscilloscopes)

Desired Skills

• Experience via course work or previous internships in developing a large, multi-developer software application
• Example projects and open source contributions
• Familiarity with electromagnetic signal (e.g. RADAR, Communications) generation
• Measurement instrumentation (Oscilloscopes, Network Analyzer, Spectrum Analyzers, etc.)
• Experience with DSP in Python and Matlab
• Strong written and verbal communication skills
• Excellent teamwork skills.

Careers Privacy Statement***Keysight is an Equal Opportunity Employer.***

Colorado Pay Range: MIN $28.00/hour - MAX $38.00/hour