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FH
Civil Engineer (Structural) - DIRECT HIRE
Federal Highway Administration
Bismarck, ND
- $89,508 to $138,370 USD / year
Structural Engineering - Knowledge of the concepts, principles, theories, and methods related to the design and analysis of complex structures using a variety of materials. Structures may…
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MANAGER
Naval Sea Systems Command
Naval Base Newport, RI
- $142,452 to $197,200 USD / year
…business offices, line managers, program managers, and project engineering personnel…
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ENGINEERING TECHNICIAN
United States Fleet Forces Command
Naval Shipyard, Portsmouth, VA
- $90,838 to $118,092 USD / year
You will provide expert technical engineering advice and direction. | You will perform advance planning, preparation and assist with coordination of comprehensive test program for complex…
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MS
DATA ANALYTICS SPECIALIST
Military Sealift Command
Naval Base, Norfolk, VA
- $62,640 to $98,530 USD / year
You will conduct various analyses and investigations by applying analytical methods from mathematics, science, and engineering and provides advice and insight about probable effects of…
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AA
ANIMAL HEALTH TECHNICIAN
Animal and Plant Health Inspection Service
El Paso County, TX · Nogales, AZ · El Segundo, CA · Miami, FL · Hudspeth County, TX · Douglas, AZ · Dona Ana County, NM · Des Plaines, IL · Laredo, TX · Rock Tavern, NY
- $45,409 to $69,565 USD / year
…enters animal import data into required information technology systems. | Receives various office calls from veterinarians, importers, exporters, brokers, drivers, and job applicants;…
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ADMINISTRATIVE/TECHNICAL SPECIALIST
Naval Sea Systems Command
Indian Head, MD
- $121,785 to $187,093 USD / year
…management strategies with NAVSEA, Warfare Center, and DoD digital engineering directives to ensure seamless data interoperability across SYSCOMs, program offices, and defense industry…
Added 1 min ago
CI
Embedded Software Test Automation Engineer
Cintal, Inc.
Chillicothe, IL
- $90,000 to $110,000 USD / year
Develop and validate embedded software for engine control systems.
Added 3 mins ago
US
MECHANICAL ENGINEER
United States Fleet Forces Command
Naval Shipyard, Portsmouth, VA
- $90,838 to $118,092 USD / year
Experience applying mechanical engineering concepts and principles, along with an intensive practical knowledge of, and experience in, main propulsion equipment that includes but is not…
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NA
CIVIL ENGINEER
Naval Air Systems Command
Patuxent River, MD
- $102,415 to $158,322 USD / year
…maintenance of real property buildings, structures, utility systems, and…
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DO
INTELLIGENCE ANALYST (TARGETING)
Department of the Air Force
Offutt AFB, NE
- $90,925 to $118,204 USD / year
…preferred degree with no experience. (Preferred degrees include engineering, mathematics, physical sciences, cyber, data analytics, life sciences, or social…
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AC
GENERAL ENGINEER
Air Combat Command
Shaw AFB, SC
- $89,508 to $116,362 USD / year
…experience at the next lower grade GS-11, or equivalent in other pay systems. Examples of specialized experience includes knowledge of civil, mechanical and electrical engineering concepts,…
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UA
Information Technology Specialist (NETWORK)
U.S. Army Cyber Command
Warren, MI
- $82,372 to $112,584 USD / year
…specifications to support procurement and construction of network systems. | Implement network and UC equipment configurations to ensure compliance with interoperability and cybersecurity…
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INTERDISCIPLINARY ENGINEER
Naval Air Systems Command
San Diego, CA · Patuxent River, MD
- $143,913 to $197,200 USD / year
You will serve as a INTERDISCIPLINARY ENGINEER in the Mission Systems Group, Avionics Engineering Department, Avionics Systems Engineering Division, Tactical Avionics Branch of…
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SUPERVISORY ACCOUNTANT (STAFF)
Naval Supply Systems Command
Naval Support Activity, Mechanicsburg, PA
- $150,940 to $196,225 USD / year
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TECHNICAL WRITER-EDITOR (AUTO/IT)
Army Tank-Automotive and Armament Command (TACOM)
Warren, MI
- $98,729 to $152,625 USD / year
…Office, Light Armored Vehicles current, near term, and future systems. | Provide writing and editing skills, and an understanding of appropriate equipment (hardware, firmware, and software)…
Added 15 mins ago
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Transport Engineering Director
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Basking Ridge, NJ · Irving, TX · NY
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High-Speed Signal Integrity Engineer
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Santa Clara, CA
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Systems Administrator
Infinity Systems Engineering
Colorado Springs, CO
- $40 to $50 USD / hour
The Systems Administrator is responsible for the maintenance, configuration, and reliable operation of computer systems, servers, and network infrastructure. The role involves installing…
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Cybersecurity Engineer
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Senior Lead Engineer - Design Verification
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You are a hands-on verification leader who combines deep technical expertise with a practical, systems-level perspective. You bring disciplined engineering judgment, a collaborative…
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Foster City, CA
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As a Sr. Staff Software Engineer – Distributed Systems at Alluxio, you will lead the end-to-end architecture and technical evolution of our next-generation distributed data platform. You…
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Package Consultant-SAP Public Cloud HANA SCM SD
IBM
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Configure SAP HANA Systems: Configure SAP HANA systems to support SCM and SD operations, ensuring seamless integration and optimal performance.
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Package Consultant-SAP Public Cloud HANA SCM SD
IBM
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Configure SAP HANA Systems: Configure SAP HANA systems to support SCM and SD operations, ensuring seamless integration and optimal performance.

RTX

Senior Mechanical Engineer

United States

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

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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 4, 2026

Original job description

Date Posted:

2026-11-04

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. 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 Principal 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 8 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. Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader. Remote: Employees who are working in Remote roles will work primarily offsite (from home). If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role. Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility. Requires advanced to expert knowledge of work area typically obtained through advanced education combined with experience. May have broad knowledge of project management. Requires substantial knowledge of RTX projects, programs or systems in order to provide enhancements within job area. Typically requires: A University Degree or equivalent experience and minimum 8 years prior relevant experience, or An Advanced Degree in a related field and minimum 5 years experience Engineering/Other Technical Positions: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited 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.

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