2026- Intern-Systems Engineering Intern (Onsite)

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

Security Clearance:

At Raytheon the foundation of everything we do is rooted in our values and a higher calling to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of todays mission and stay ahead of tomorrows threat. Our team solves tough meaningful problems that create a safer more secure world.

The Multidisciplinary Integrated Systems Department (MISD) supports Raytheon by providing world class technical expertise and engineering leadership to drive the design and development of world-class Air and Missile Defense Systems Sensors and Effectors. We lead all aspects of Systems Engineering that drive the development of complex systems to support Raytheons Land and Air Defense Systems business area from our Fullerton CA location. Our Systems Engineers solve technical challenges at the System of System (SoS) System Subsystem and Component levels.

This position can be a Junior Senior or Post Graduate Technical Intern based on the candidates qualifications and standing as outlined below:

• (Junior Technical Intern) - must be enrolled in a Bachelors degree program and classified as a Junior by start of internship and provide proof of graduation prior to first day of employment
• (Senior Technical Intern)- must be enrolled in a Bachelors degree program and classified as a Senior by start of internship and provide proof of graduation prior to first day of employment
• (Post-Graduate Technical Intern) - must have an undergraduate degree and be enrolled in a graduate degree program (in degree fields listed in Qualifications You Must Have) by start of internship

What You Will Do

• You will contribute your knowledge of engineering practices and problem-solving in the field of modeling and simulation to analyze work across a wide range of intriguing computational problems related to space-based systems and satellites.
• Identifying and instantiating circuit card and subassembly design updates

• Some travel to suppliers may be required.

Qualifications You Must Have

• Must be pursuinga BS (or higher) degree inScience Technology Engineering or Mathematics (STEM).
• This position is for an intern who is enrolled in a Bachelors (or higher) degree program and will be at minimum entering their Junior Senior or Post Graduatestanding level by the start of Summer 2026.
• The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Specific majors: Aerospace Engineering Astronautical Engineering Systems Engineering Mathematics Physics or related STEM discipline
• Knowledge of data analysis modeling and simulation statistics and various computational techniques for complex multi-variable problems.
• Knowledge of STK MATLAB or Python
• Quick learner and motivated

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.

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.
• Please upload a copy of your most recent transcripts with your resume when applying to this requisition. Include your cumulative GPA and projected graduation date on your resume.
• This position requires 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: part of our commitment to maintaining a secure hiring process candidates may be asked to attendselect 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 42000 USD - 88000 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 candidates work experience location education/training and key skills.
  Hired applicants may be eligible for benefits including but not limited to medical dental vision life insurance short-term disability 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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
  Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including but not limited to individual performance business unit performance and/or the companys performance.
  This role is a U.S.-based role. If the successful candidate resides in a U.S. territory the appropriate pay structure and benefits will apply.
  RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

  RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age disability or veteran status or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans Readjustment Assistance Act.

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