Principal RF Engineer

RTX (Raytheon); McKinney (TX); On-site; USD 108,000 - 205,000; 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 assistance program

Employee Scholar Program

Parental leave

Paid time off

Holidays

Relocation assistance

Job summary

Raytheon in McKinney, Texas is seeking an onsite RF design engineer to develop passive RF circuits and EM modeling for antenna systems. You will work in the Airborne Antenna Design department, advancing radiator design and EM techniques, following established procedures with close collaboration to meet design objectives.

Requires a BS in STEM and 8+ years of experience in passive circuit design, EM modeling, and antenna engineering; experience with RF test equipment; knowledge of

Qualifications

• Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) degree or a minimum of 8 years' prior relevant experience, to include any combination of the following.
• Experience in passive circuit design and EM modeling
• Experience with antenna engineering principles including phased array theory.
• Experience performing structured design processes, root-cause problem solving, and successful on-time / on-schedule task execution
• Experience with test equipment including Antenna Ranges, Vector Network Analyzers, Spectrum Analyzers, and / or Power Meters, etc

Responsibilities

• Design, development, and deployment of RF passive circuits and EM modeling.
• Advance radiator design and EM design through continual innovation.
• Follow established procedures and instructions with program leadership to meet objectives.
• Develop technical solutions to a wide range of complex problems.
• Travel may be periodically required

Skills

Passive circuit design

EM modeling

Antenna engineering

Root-cause analysis

Education

Bachelor's in STEM

Tools

Antenna Ranges

Vector Network Analyzers

Spectrum Analyzers

Power Meters

Ansys HFSS

Keysight ADS

Matlab

AutoCAD

Job description

Date Posted:

2026-09-14

Country:

United States of America

Location:

US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG

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

About the Employer

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.

Department Overview

The Airborne Antenna Design department headquartered in McKinney, Texas is responsible for full-scope Independent Design, Verification & Validation (IV&V) solutions for antenna products, including architecture trades, design, development, integration, deployment, and sustainment of antenna systems and associated integrated system verification solutions.

Location

This is an onsite role, located in Mckinney, Texas.

What You Will Do:

• Responsible for the design, development, and deployment of Radio Frequency (RF) passive circuits (radiators, RF manifolds, RF transitions, etc.) and electromagnetic (EM) modeling.
• Participate in advancing the state of the art with regard to radiator design and EM design and modeling through continual innovation.
• Follow established procedures and instructions while working closely with program and functional leadership to ensure that overall design objectives are met.
• Responsible for developing technical solutions to a wide range of complex problems.
• Travel may be periodically required

Qualifications You Must Have:

• Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) degree or a minimum of 8 years' prior relevant experience, to include any combination of the following:
• Experience in passive circuit design and EM modeling
• Experience with antenna engineering principles including phased array theory.
• Experience performing structured design processes, root-cause problem solving, and successful on-time / on-schedule task execution
• Experience with test equipment including Antenna Ranges, Vector Network Analyzers, Spectrum Analyzers, and / or Power Meters, etc

Qualifications We Prefer:

• Experience with Ansys HFSS, Keysight ADS, Matlab, and AutoCAD
• Capable of providing input or guidance to lower-level engineers
• Ability to manage conflicting or non-existent requirements in a rapidly changing environment
• Excellent written and oral communication skills

What We Offer

This position offers relocation based on candidate eligibility.

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

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: https://www.state.gov/m/ds/clearances/c10978.htm

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 107,500 USD - 204,500 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 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, individua