Senior RF/Microwave Antenna Engineer

Raytheon; El Segundo (CA); On-site; USD 96,000 - 182,000; Full time

Benefits offered by this job

Medical, dental, vision

Life insurance

401(k) match

Flexible spending accounts

Flexible work schedules

Employee Scholar Program

Parental leave

Paid time off

Holidays

Job summary

Raytheon is seeking a Senior RF/Microwave Antenna Engineer in El Segundo, CA, onsite. You will design and verify circulators, radiators, and RF subassemblies for AESAs, and perform measurements with advanced tools while presenting results to leadership and customers.

The role requires a BS in a STEM field, 5+ years in RF/microwave design, and U.S. citizenship with the ability to obtain a DoD Secret clearance. Prior experience with Keysight ADS, CST/HFSS, and MATLAB Simulink is preferred.

Qualifications

• Typically requires a Bachelor of Science degree in a STEM field (Science, Technology, Engineering, Mathematics).
• Minimum of 5 years of experience simulating, testing, integrating, verifying, and/or validating RF/Microwave, T/R module, or antenna products.
• Design experience with phased array antennas/AESAs, modules, radiators, beam formers, power splitters, feed networks, couplers, filters, circulators, RF assemblies.
• Experience with Keysight ADS or MATLAB Simulink.
• Experience with RF modeling tools such as CST or Ansys HFSS.
• U.S. Citizenship required; must be able to obtain a DoD Secret clearance within one year of start date.

Responsibilities

• Contribute to the development of circulators, radiators, filters, and other passive RF/microwave components for AESAs.
• Perform design analysis, verification, troubleshooting, and testing of RF/microwave subassemblies.
• Deliver clear, technically sound presentations to peers and customers, and support program management in new business development.

Skills

RF/microwave design

Phased array concepts

Presentation skills

Team collaboration

Education

Bachelor of Science in STEM

Tools

Keysight ADS

MATLAB Simulink

CST

Ansys HFSS

AutoCAD

Job description

Date Posted: 2026-08-17

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: 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

Security Clearance Type: DoD Clearance: Secret

Security Clearance Status: Active and existing security clearance required after 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.

We are seeking a Senior RF/Microwave Antenna Engineer within our Airborne Radar Electronics Hardware Engineering organization.

This is an on‑site position located in El Segundo, California.

What You Will Do:

• The RF/Microwave Antenna Engineer will contribute to the development of advanced circulators, radiators, filters, and other passive RF/microwave components. Key responsibilities include performing design analysis, verification, troubleshooting, and testing of circulators, radiators, Transmit/Receive (T/R) Modules, and RF/microwave subassemblies used in phased array antenna systems, including Active Electronically Scanned Arrays (AESAs).
• This position requires strong experience in microwave measurement and verification techniques, as well as proficiency with electromagnetic simulation tools and microwave test equipment. The Senior RF/Microwave Antenna Engineer should have demonstrated design experience with both printed circuit board materials and ceramic substrate technologies.
• The role also requires the ability to deliver clear, technically sound presentations to peers, program leadership, and customers, in addition to supporting program management in new business development activities.

Qualifications You Must Have:

• Typically requires a Bachelor of Science degree in a STEM field (Science, Technology, Engineering, Mathematics).
• A minimum of (5) years of experience simulating, testing, integrating, verifying, and/or validating RF/Microwave, T/R module, or antenna products
• Design experience with (1) or more of the following: phased array antennas/AESAs, modules, radiators, beam formers, power splitters, feed networks, couplers, filters, circulators, and RF assemblies
• Experience with Keysight ADS or MATLAB Simulink
• Experience with RF modeling tools such as CST or Ansys HFSS
• U.S. Citizenship required; must be able to obtain a DoD Secret clearance within one year of start date

Qualifications We Prefer:

• Current DoD Secret or Top-Secret Clearance
• M.S. or Ph.D. in Electrical Engineering with a concentration in RF/Microwave
• Experience with microwave test equipment and calibration techniques, including network analyzers
• Experience with antenna near‑field or far‑field range testing
• Experience performing root cause and corrective action (RCCA) investigations
• Experience with requirement generation and verification processes
• Hardware experience at microwave and millimeter‑wave frequencies
• Experience using Keysight ADS, Matlab, and AutoCAD
• Leadership experience including coaching, reviewing, and delegating work to junior team members

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 95,500 USD - 181,700 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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