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Added 1 hour ago
XE
Power Plant Engineer, Controls System Focus (Senior, Staff, or Entry level)
Xcel Energy
Burnsville, MN
- $70,000 to $129,267 USD / year
As the site Plant Engineer with primary focus on control systems, duties would include technical support for equipment repairs, involvement in troubleshooting for operational issues,…
Added 1 hour ago
Embedded Systems Engineer - ATL / Eagan MN
Lockheed Martin
Eagan, MN
…Martin Corporation – a global enterprise with core businesses in systems integration, space, aeronautics, and technology services. ATL's mission is to innovate with urgency. It is comprised…
Added 1 hour ago
Prin Program Engineer
Consumers Energy
LUDINGTON, MI
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Added 3 hours ago
Principal IAM Engineer / Onsite in Natick, MA
Kelly Services
Natick, MA
A leading mathematical computing software organization is hiring a Principal IAM / Active Directory Engineer to join its Identity and Access Management team. This is a full-time opportunity…
Added 3 hours ago
Principal Actuation Systems Electrical Lead
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tewksbury, MA
The Control Systems section within the Radar Analog and Power Department (RAP) has an exciting employment opportunity for an Actuation Systems Leader (P4 Electrical Engineer) with control…
Added 3 hours ago
Senior Principal Systems Engineer / SME (Cyber & Analytics)
RTX
United States
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Added 3 hours ago
AU
Technical Enablement Consultant, Learning Systems
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United States
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Added 5 hours ago
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Added 6 hours ago
Microfabrication Engineering Manager
Synchron Inc.
San Diego, CA
We are seeking an exceptional Principal Microfabrication Engineer to lead the technical development of Synchron's next-generation, high-channel-count neural interfaces.
Added 6 hours ago
Principal Engineer Supplier Quality/Sr Principal Engineer Supplier Quality
Northrop Grumman
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Added 6 hours ago
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Principal Engineer Digital/Sr Principal Engineer Digital
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Sr Principal Chief Engineer
Northrop Grumman
Baltimore
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Principal / Sr. Principal Systems Engineers - I&T - 2nd Shift
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Basic Qualifications for a Principal Systems Engineer – Integration & Test
Added 6 hours ago
Principal Mechanical Engineer - Data Center Liquid Cooling Systems
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Carrollton, TX
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Added 7 hours ago
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Desire to grow into advanced technical leadership roles such as Principal Engineer, Lead Engineer, Chief Engineer, or Subject Matter Expert.
Added 7 hours ago
Senior/Principal R&D Physics - Quantum/AMO Sensors, Onsite
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Senior/Principal Software Systems Engineer - Software Test Engineer for High Confidence System Environments, Onsite
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…nation's nuclear deterrent? We are seeking a motivated software systems engineer interested in specializing in software system VV&I including test and qualification…
Added 7 hours ago
Satellite Payload Systems Engineer - Senior or Principal
The Boeing Company
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Added 8 hours ago
Associate Project Leader, Naval Digital Infrastructure & Services
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…FY2027 supporting the Portfolio Acquisition Executive Mission Systems (PAE MS), Digital Infrastructure & Services Portfolio. The project comprises three separate but related tasks: Naval…
Added 8 hours ago
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Lead Protection and Controls Engineer
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RTX

Principal RF Subsystems Engineer

United States

The salary range for this role is 107,500 USD - 204,500 USD.

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Job details

Pay: The salary range for this role is 107,500 USD - 204,500 USD.
Experience: A minimum of 8 years of prior relevant experience to include any combination of the following:
Posting language: English
Posted: Oct 29, 2026

Original job description

Date Posted:

2026-10-29

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

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 Team at Raytheon is seeking a talented Principal Engineer to join our team in Tucson, AZ.

The candidate will be responsible for contributing to the architecture, analysis, design, and implementation of RF subsystems and sensors within missile products. The selected candidate will be expected to provide technical expertise, lead small teams, and work with the Engineering organization to establish technology roadmaps, enable modernization, and contribute to general innovation. In addition, the candidate will interface with government personnel and program leadership on a regular basis. The candidate will be responsible for providing expertise, leadership, and subject matter support to RF projects and team members.

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

What You Will Do

Specify, design, and test advanced RF sensors and subsystems across frequencies from MHz through millimeter-wave.
Decompose system-level requirements into detailed RF component requirements.
Measure RF components/sensors/subsystems, including performance in chamber and range environments.
Perform modeling and analysis of link budgets, RF cascades, electromagnetic emissions (EME), antenna patterns, phase noise, receiver sensitivity, transmitter power, spurious signals, modulation, isolation, and ADC characteristics.

Qualifications You Must Have

Bachelor of Science degree in Technology, Engineering, or Mathematics (STEM)
A minimum of 8 years of prior relevant experience to include any combination of the following:
Design, integration, and/or test of RF subsystems
Design, integration, and/or test of RF sensors
Experience interacting across engineering disciplines (e.g. Systems, Mechanical, SW, Algorithms, etc.) to define RF subsystem requirements and evaluate performance
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date with the ability to obtain special program access after start.

Qualifications We Prefer

Knowledge of RF component technologies, including circuit card assemblies (CCAs), waveguides, planar/printed antennas, RF modules, and/or monolithic microwave integrated circuits (MMICs).
Experience performing Link Budget analyses.
Understanding of antenna patterns and RF measurements with antennas and electronics.
Experience in concepts such as phase noise, mixer conversion spurs, automatic gain control (AGC), sensitivity, intermodulation distortion (IMD), bit error rate, instantaneous bandwidth, adjacent channel interference, and ADC measurements/calculations (Nyquist and SFDR).
Familiarity with equipment such as Spectrum Analyzers, Network Analyzers, Signal Generators, and Arbitrary Waveform Generators (ARB Generators).
Understanding of electromagnetic interference (EMI) and electromagnetic vulnerability (EMV) along with mitigation strategies in RF systems.
Excellent written communication and oral presentation skills.

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.

Learn More & Apply Now! 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.

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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Skills

Provide technical expertise
Leadership
Part requirements
Integrated circuits
EMI
Communication skills
Presentation skills

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