Principal Antenna Test Engineer
RTX· Defense· Oct 19, 2026 · 8d ago
El Segundo, CA
Hybrid
Full-time
Principal
$141K–$216K est.
8+ years exp
Job description
Date Posted:
2026-10-19 Country:
United States of America Location:
US-CA-EL SEGUNDO-R01 ~ 2000 E Imperial Hwy ~ BLDG R01 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:
Secret - Current Security Clearance Status:
Active and existing security clearance required on day 1
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 today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.
What You Will Do :
We are seeking an experienced Principal Antenna Test Engineer specializing in RF/Microwave and Antenna / Active Electronically Scanned Array (AESA) Integration and Testing. The candidate must be comfortable working with commercial off-the-shelf (COTS) and custom test equipment to test hardware. Responsibilities will require leading a team of test engineers to validate Antenna (AESA) hardware. Tasks will include specification development, trade studies, hardware integration, and test and validation. This opportunity is for a versatile Antenna test engineer possessing a blend of theoretical analysis, practical application, and hands-on integration abilities. The ability to troubleshoot mechanical, electrical, and RF related issues down to the antenna subsystem component level is desired. The ability to independently solve problems as well as work with the system/subsystem team is required. The candidate should be willing to work with leadership to identify antenna range upgrades and repairs. Additional responsibilities will include providing technical, schedule, and cost inputs to management.
Domestic travel is required.
Qualifications You Must Have:
Typically requires a Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM)
8 years minimum experience in Antenna/AESA Test and Antenna Subsystem Engineering
Experience troubleshooting RF/Microwave Antenna/AESA hardware, software and build/process issues down to the component levels
Experience with system issues associated with RF design such as Noise Figure, Linearity, S-Parameters, Antenna Gain, Antenna Directivity, Output Power, Side Lobe Levels, Rogue Oscillations, etc.
Experience with common RF test equipment such as Network Analyzer, Spectrum Analyzers, Signal & Pulse Generators, and Oscilloscopes
Active and transferable US Government issued security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.
Qualifications We Prefer:
Able to present technical results to Program Leadership and work with Cross-Functional teams
Experience in Root-Cause Corrective Action Investigations
Experience working in a DoD environment
Experience using MATLAB
Experience with Test Development in a Far Field or Nearfield Range
Experienced at leading Antenna/AESA hardware integration and validation efforts necessary for sell-off of advanced Airborne RADAR systems
Knowledge in antenna calibration techniques
Working understanding of architecture, design, and integration processes for Airborne Radar
Antenna integration experience in both Near and Far Field Ranges
Leadership experience including coaching, reviewing, and delegating work to lower-level professionals
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.
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 118,300 USD - 224,900 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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