Principal RF Sensor and Calibration Specialist

RTX; Tucson (AZ); 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

Job summary

RTX in Tucson, AZ seeks a Principal Sensor Engineer to lead RF sensor design for advanced missile contracts. This onsite role drives development of specialized RF sensors, coordinating with multidisciplinary teams to meet stringent performance requirements. The ideal candidate has 8+ years in STEM withantenna design and RF measurement expertise, plus HFSS/CST/FEKO and Python/MATLAB skills.

Qualifications

• Bachelor’s degree in STEM with 8+ years of relevant experience, or MS with 6+ years.
• Experience with antenna design and qualification processes.
• Experience with RF sensor measurements and evaluating post-processed data.
• Proficiency with RF simulation tools HFSS/CST/FEKO/SENTRi/PMM/GRASP and related software.

Responsibilities

• Drive and execute the development and design of specialized RF sensor hardware and detailed performance requirements.
• Collaborate with thermal, structural, mechanical, and systems teams to ensure design compliance.
• Analyze simulation and test data to verify performance against requirements.
• Create and review documentation for RF sensor systems (analyses, schematics, test plans, specs).
• Serve as subject matter expert with RF sensor manufacturing suppliers.

Skills

Antenna design

RF sensor measurements

Technical collaboration

Education

Bachelor’s in STEM

MS in Electrical Engineering

Tools

HFSS

CST

FEKO

SENTRi

PMM

GRASP

Python

MATLAB

Job description

Date Posted:

2026-06-11

Country:

United States of America

Location:

US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02

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:

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

Job Description:

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.

The Effector RF Design department at Raytheon is seeking a highly skilled and innovative Principal Sensor Engineer to serve as a Sensor Design Specialist for new advanced technology missile contracts. This is a unique opportunity to work on cutting‑edge RF antenna technology, driving innovation, and shaping the future of advanced missile systems.

This position is an onsite role, located in Tucson, AZ.

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.

• 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, individual performance, business unit performance, and/or the company’s performance.

What You Will Do:

• Drive and execute the development and design of specialized RF sensor hardware, technical data packages, and detailed performance requirements
• Work with interdisciplinary engineering teams including thermal, structural, mechanical, systems, etc. to ensure design compliance
• Analyze internal and external simulation and test data to verify performance against requirements
• Create and ensure proper review of all documentation for the RF sensor systems, including analyses, schematics, interface drawings, test plans, and specifications.
• Work with RF sensor manufacturing suppliers as a subject matter expert and responsible engineer.
• Evaluate RF sensor designs across the company as a non‑advocate reviewer, to ensure performance compliance risks are mitigated.

Qualifications You Must Have:

• Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience, or an Advanced Degree in a related field and minimum of 6 years of prior relevant experience to include any combination of the following:
  • Experience with antenna design, including concept trades/studies, preliminary and final design, and/or qualification processes.
  • Experience in simulation and modeling using tools such as HFSS, CST, FEKO, SENTRi, PMM, and/or GRASP.
  • Experience with broad range of RF sensor measurements and in evaluating post‑processed data.

Qualifications We Prefer:

• Master of Science (MS) in Electrical Engineering.
• Experience designing and testing antenna systems for seeker, datalink, flight termination, GPS, and telemetry applications.
• Proficiency in analyzing sensor gain data collections and processing.
• Excellent communication skills, both verbal and written, with a proven ability to present technical data to stakeholders and customers.
• Experience presenting to boards such as Failure Review Board (FRB), Engineering Review Board (ERB), Change Control Board (CCB), and Manufacturing Review Board (MRB).
• Proficiency in Python, MATLAB, and/or other scientific programming languages.
• Familiarity with high-performance computing (HPC) environments and schedulers such as SLURM.
• Strong interpersonal skills and the ability to work collaboratively in a team environment.
• Proven ability to manage multiple priorities and execute technical plans effectively.

What We Offer

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 offers relocation based on candidate eligibility.

_ As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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. _

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

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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