Principal Antenna Test Engineer

RTX (Raytheon); El Segundo (CA); On-site; USD 118,000 - 225,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life insurance

Short-term disability

Long-term disability

401(k) match

Flexible spending accounts

Flexible work schedules

Employee Scholar Program

Parental leave

Paid time off

Holidays

Job summary

RTX in El Segundo seeks a Principal Antenna Test Engineer specialized in RF/Microwave and AESA integration and testing. Lead a team of test engineers to validate antenna hardware, develop specifications, perform trade studies, and ensure successful test and validation across subsystems.

The role requires troubleshooting RF/Microwave hardware down to component level, coordinating with cross-functional teams, and providing technical, schedule, and cost inputs. Domestic travel is required.

Qualifications

• Bachelor's Degree in STEM.
• 8+ years of Antenna/AESA Test and Antenna Subsystem Engineering experience.
• Troubleshoot RF/Microwave Antenna/AESA hardware, software, and build/process issues to component levels.
• Experience with RF design metrics: Noise Figure, Linearity, S-Parameters, Gain, Directivity, Output Power, Sidelobes, Rogue Oscillations.
• Experience with RF test equipment: Network Analyzer, Spectrum Analyzers, Signal & Pulse Generators, Oscilloscopes.
• Active and transferable US Government security clearance; U.S. citizenship required.

Responsibilities

• Lead a team of test engineers to validate Antenna (AESA) hardware.
• Develop specifications, trade studies, hardware integration, and test/validation.
• Troubleshoot mechanical, electrical, and RF issues to subsystem level.
• Provide technical, schedule, and cost inputs to management.
• Collaborate with leadership to identify antenna range upgrades and repairs.

Skills

Antenna/AESA Test

Antenna Subsystem Eng

RF Troubleshooting

RF Design Metrics

RF Test Equipment

Security Clearance

Education

Bachelor's Degree in STEM

Tools

Network Analyzer

Spectrum Analyzers

Oscilloscopes

Signal & Pulse Generators

MATLAB

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.

Benefits:

• 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
• holidays
• Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining ag