RF Systems Engineer Intern (Onsite)

About the role

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 three market‑leading businesses, world‑class operations and investments in research and development, RTX offers capabilities and opportunity no one else can.

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. 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.

Responsibilities

• 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.

Requirements

• U.S. citizenship is required (only U.S. citizens are authorized to access information under this program/contract).
• Must be pursuing a Bachelor’s or Advanced degree in Science, Technology, Engineering or Mathematics (STEM) and actively enrolled through the completion of the internship/co‑op session.
• Must have a minimum of 60 credit hours by the start of the internship/co‑op session.
• Experience may be obtained through on‑the‑job experience, research, coursework, or projects.

Qualifications

• 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.

Skills

• 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.

Benefits

• Medical, dental, vision, life insurance.
• Short‑term and long‑term disability.
• 401(k) match.
• Flexible spending accounts.
• Flexible work schedules.
• Employee assistance program.
• Employee Scholar Program.
• Parental leave.
• Paid time off and holidays.