Find work in the United States.

6,400,344 jobs across our US network. How we count

Jobs in the United States

25+ jobs

Save this search

Added 3 days ago
Principal Mechanical Engineer
RTX
United States
The Airborne Radar Mechanical Design Department is currently seeking a Senior Mechanical Engineer for the Receiver & Electronic Packaging Section in El Segundo, CA.
Added 3 days ago
BS
Research Engineer Senior Principal – RF (Part-Time)
BAE Systems
Westminster, CO
- Part-time
Job Description BAE Systems Aerospace & Mission Systems (AMS) is seeking a highly experienced RF engineer, ideally an academic researcher or professor, to support the technical growth and…
Added 3 days ago
Principal Antenna/RF Front End Design Engineer
RTX
United States
…capabilities in system development, and mature tools to enable rapid design cycles from theory to demonstration. We are currently searching for a highly qualified RF and Antenna Design…
Added 4 days ago
Principal Systems Engineer - APNT Solutions (Onsite)
Collins Aerospace
Cedar Rapids, IA
Collins Aerospace is looking for a Principal Systems Engineer with a passion for engineering and the desire to lead to join the Assured Positioning, Navigation and Timing (APNT) Solutions…
Added 5 days ago
Senior Principal Engineer - Survivability (California)
Northrop Grumman
San Diego, CA · Palmdale, CA
Northrop Grumman Aeronautics Systems is looking to add a Senior Principal Engineer - Survivability to join our team in either Palmdale, CA , or Rancho Bernardo, CA . The successful…
Added 5 days ago
Principal RF Data Link Engineer
RTX Corporation
tucson, AZ
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,…
Added 9 days ago
Principal Systems RF/HW Engineer (Onsite)
RTX
United States
Raytheon is seeking a Principal Systems RF/Hardware Engineer. This is an advanced technical Operations and Maintenance (O&M) role that may require supervision or training of junior…
Added 9 days ago
Principal RF Sensor and Calibration Specialist
RTX
United States
The Effector RF Design department at Raytheon is seeking a highly skilled and innovative Principal Sensor Engineer to serve as a Sensor Calibration Specialist for new advanced technology…
Added 9 days ago
Principal Antenna & RF Sensor Test Range Architect & Integrator
RTX
United States
The Effector RF Design Team at Raytheon is seeking a talented Principal Engineer to join our team in Tucson, AZ.
Added 9 days ago
Senior Principal RF Antenna and Radome Engineer
RTX
United States
The Effector RF Design Antenna & Radome team at Raytheon is seeking a talented Engineer to join our team in Tucson, AZ.
Added 9 days ago
Principal RF Sensor Design Specialist
RTX
United States
The Effector RF Design Team at Raytheon is seeking a talented Senior Engineer to join our team in Tucson, AZ.
Added 9 days ago
Principal Antenna and Radome Engineer
RTX
United States
The Effector RF Design Antenna & Radome team at Raytheon is seeking a talented Engineer to join our team in Tucson, AZ.
Added 9 days ago
Principal RF Subsystems Engineer
RTX
United States
The Effector RF Team at Raytheon is seeking a talented Principal Engineer to join our team in Tucson, AZ.
Added 10 days ago
Principal RF Sensor Lead Engineer (REA)
RTX
United States
The Effector RF Design department at Raytheon is seeking a highly skilled and innovative Principal RF Sensor Responsible Engineering Authority (REA) for advanced technology missile…
Added 16 days ago
Cleared Senior/Principal Microwave & Sensor Engineer - Directed Energy, Onsite
Sandia National Laboratories
Albuquerque, NM
…4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from…
Added 17 days ago
Principal RF Electrical Engineer
Northrop Grumman
Clearfield, UT
Northrop Grumman Defense Systems is seeking a Principal RF Electrical Engineer . This position is located in Clearfield, UT and supports the Remote Visual Assessment (RVA) program.
Added 19 days ago
Principal Antenna Test Engineer
RTX
United States
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…
Added 22 days ago
Principal Systems Engineer - APNT Solutions (Onsite)
Collins Aerospace
Cedar Rapids, IA
Collins Aerospace is looking for a Principal Systems Engineer with a passion for engineering and the desire to lead to join the Assured Positioning, Navigation and Timing (APNT) Solutions…
Added 23 days ago
Senior Digital Signal Processing Engineer
MRSL Real-Time Systems Laboratory Inc
SARASOTA, FL
Research, design and implement advanced signal-processing algorithms in software for a variety of RF applications. Work as an individual principal investigator or as part of a small team of…
Added 25 days ago
Principal Telemetry and Flight Terminations Engineer
RTX
United States
Raytheon's Effector Analog & Power (EAP) Team is seeking a Principal Telemetry (TM) and Flight Termination Systems (FTS) Engineer to provide technical leadership, develop advanced system…
Added 25 days ago
Sr. Principal Communications/Co-site Electronics Engineer
Northrop Grumman
Melbourne
Northrop Grumman Aeronautics Systems is seeking a Sr. Principal Communications/Co-site Electronics Engineer to join our team of qualified, diverse individuals. This position will be located…
Added 26 days ago
Principal RF Electrical Engineer - 17842
Northrop Grumman
Clearfield
Northrop Grumman Defense Systems is seeking a Principal RF Electrical Engineer. This position is located in Clearfield, UT and supports the Remote Visual Assessment (RVA) program.
Added 27 days ago
Principal RF Electrical Engineer - 17842
CORP-Corporate Office
United States
Northrop Grumman Defense Systems is seeking a Principal RF Electrical Engineer. This position is located in Clearfield, UT and supports the Remote Visual Assessment (RVA) program.
Added 27 days ago
Sr. Principal Communications/Co-site Electronics Engineer
CORP-Corporate Office
United States
Northrop Grumman Aeronautics Systems is seeking a Sr. Principal Communications/Co-site Electronics Engineer to join our team of qualified, diverse individuals. This position will be located…
Added 27 days ago
Principal Radar Array Lead
RTX
United States
We are currently seeking a Principal Electrical Engineer, with strong technical depth and leadership ability, to function as the Radar Array Lead for a multi-mission radar system. The Radar…

RTX

Principal Mechanical Engineer

United States

The salary range for this role is 118,300 USD - 224,900 USD.

Apply About employer

Applications open in a new tab.

Job details

Pay: The salary range for this role is 118,300 USD - 224,900 USD.
Experience: Raytheon brings 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.
Posting language: English
Posted: Nov 5, 2026

Original job description

Date Posted:

2026-11-05

Country:

United States of America

Location:

US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

Position Role Type:

Unspecified

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 RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

What You Will Do The Airborne Radar Mechanical Design Department is currently seeking a Senior Mechanical Engineer for the Receiver & Electronic Packaging Section in El Segundo, CA. The person in this position will be involved in electronics packaging design for Airborne Radar Subsystems including Antenna, Receiver, Exciter, Processor and Power Supply subsystems. Tasks will include:

Mechanical engineering throughout the hardware life cycle, including concept development, preliminary and detail design, transition to production, production support and installation.
Designs will be for tactical airborne defense environment-based sensor systems including ground¬ based, shipboard, airborne, and space sensors.
Typical technologies include high density printed wiring board assemblies, electronic enclosures, thermal heat exchangers, machined components, RF microwave assemblies, and power converter units, all with
Challenging design constraints including Size, Weight, Power, and design to Cost.

What You Will Learn

Design and release mechanical parts and systems for Receiver & Electronic Packaging and other sub-systems.
Provide engineering support to internal operations and external suppliers.
Create 3-D models, 2-D detail drawings, and Change Notices.
Support creation of Design Specification and Acceptance Requirement documents.

Qualifications You Must Have

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) degree or a minimum of 5 years’ prior relevant experience, to include any combination of the following:
Experience with completing detailed layouts and design documentation using Computer Aided Design tools
Experience with providing support to suppliers who are fabricating the unit components and assemblies.
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.

Qualifications We Prefer

Proficiency in RF principles, RF circuit card design, RF materials, manufacturing and producibility.
Design experience in high-frequency environments, enclosure design, EMI shielding, and thermal management.
Proficiency with CREO (Pro/E) or similar 3D solid modeling software.
Exposure to manufacturing processes for CCAs, metal housings, and brazements; or experience in a manufacturing and assembly support role.
Strong technical background with high technical aptitude.
Advanced degree in Mechanical, Electrical, or Aerospace Engineering.
Prior experience in Defense or Aerospace
Antenna Mechanical Design Experience
Possess active security clearance

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.

This is an onsite position and 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 ohibited by local laws/regulations.

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.

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.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Apply About employer

More about this job

Skills

Research
Packaging
Packaging processes
Mechanical engineering
Documentation
EMI
Three-dimensional 3D solid modeling
Manufacturing processes
Assembly
Aerospace engineering
Project management

Report this job