RF Systems Engineer Intern (Onsite)

Location: US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG

Date Posted

2026-10-13

Country

United States of America

Location

US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG

Position Role Type

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type

None/Not Required

Security Clearance Status

Not Required

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Systems Engineering Directorate is the central focus for Mission Systems Integration activities within Raytheon, responsible for defining customer needs, functional and product architecture, requirements definition and decomposition, Model Based Systems Engineering (MBSE), system performance, and System Security Engineering (SSE).

This is an onsite role in McKinney, TX

What You Will Do

Join the Advanced Products & Solutions (APS) Mission Area within the Systems Engineering Center at Raytheon, where we design and develop advanced radar and early-warning sensor systems for the warfighter. We are seeking Radar Systems Engineers who thrive in a fast-paced environment, enjoy solving complex technical problems, and are eager to support innovative sensor and radar programs.

You will work alongside experienced engineers to define system architecture, develop and verify system requirements, perform analysis and modeling, and support integration, testing, and flight activities across the full product lifecycle.

• Support development, analysis, documentation, and verification of system requirements using DOORS.
• Generate system CONOPS and system architectures.
• Assist with radar mode requirement development and system performance assessments.
• Conduct modeling, simulation, and data analysis using tools such as MATLAB, Python, and C++.
• Participate in hardware/software integration, troubleshooting, and hands-on laboratory testing.
• Support verification, validation, flight test, production, and post-deployment activities.
• Perform trade studies, functional/physical analyses, and MBSE-based system design.
• Prepare and present technical reports, findings, and briefings to internal and external stakeholders.
• Prepare and present technical reports, findings, and briefings to internal and external stakeholders.

Qualifications You Must Have

• Must be pursuing Bachelor’s or Advanced degree in Science, Technology, Engineering or Mathematics (STEM) and actively enrolled through the completion of the internship/co-op session.
• Experience with RF fundamentals: link budget analysis, modulation schemes, noise figure, gain, bandwidth, filtering, or wave propagation
• Experience with RF test equipment (spectrum analyzers, VNAs, signal generators) through coursework, internships, or lab work
• Experience using MATLAB for data analysis
• Must have a minimum of 60 hours of credit by the start of the internship / co-op session.

Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

• Internship or project experience related to RF, wireless, radar, SDR, or satellite communication
• Knowledge of systems engineering architecture and design, integration and test, and verification and validation approaches
• Experience with programming using C++ or scripting/automation tools like Python or LabVIEW
• Hands-on experience with antennas or PCB layout for RF circuits
• Exposure to digital signal processing concepts

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.
• Relocation Eligibility

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role.

• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

This position requires ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: Security Clearance FAQs - United States Department of State

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 37,000 USD - 82,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and k