Systems Engineer II - (Onsite)

Date Posted: 2026-08-13

Country:

United States of America

Location:

US-TX-MCKINNEY-513WH ~ 2501 W University Dr ~ WING H BLDG

Position Role Type:

Onsite

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

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required on day 1

This requisition is for an RTX intern converting to FT hire upon graduation

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

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.

We are currently seeking a Systems Engineer to join the Multi-Function Radio Frequency System (MFRFS) Systems Engineering team in McKinney, TX. The MFRFS program is primarily an Army funded program specializing in the creation of compact stationary and on-the-move ground-based radars, with search and track capabilities of a variety of ground and airborne targets. These technologies are paramount for early-warning systems, missile defense, and offensive countermeasures that help keep the warfighter safe. In particular, this job assignment will be with the algorithms development / modes team on the MFRFS program.


The Systems Engineer will be a member of a highly visible team of engineers supporting systems engineering, algorithms development, and test data analysis expertise for the radar systems program. The Systems Engineer will regularly interface with the Software team to ensure that proper design algorithms are implemented properly.

What You Will Do

• Developing complex radar processing modes
• Radar data analysis and modeling
• Developing Monte-Carlo based radar simulations as well as real-time Hardware in the Loop simulations
• Creating automated regression tests and scripts
• Interfacing with the Software team to ensure algorithms developed are implemented properly
• Properly document progress made in terms of simulation enhancements

Qualifications You Must Have

• Masters Degree in Science, Technology, Engineering, or Mathematics must be obtained by start date.
• Experience with programming skills including MATLAB, C, C++
• Experience in developing complex signal processing models

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

Qualifications We Prefer

• Radar signal processing and digital signal processing
• Kalman Tracking, neural networks, radar performance tracking, and other advanced signal processing concepts
• Creating automated regression and testing scripts
• Simulation validation and verification
• Working in a fast-paced team-oriented environment
• Self-motivated, proactive problem-solver with good technical and written communication skills

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 68,900 USD - 131,100 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 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 company’s 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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