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Engineering - Mechanical Jobs in California

Engineering - Mechanical California

Viewing 1 - 20 of 249

Engineering - Mechanical Jobs in California requiring security clearance

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2026 Associate Manufacturing Engineer - STRIKE

New
Northrop Grumman
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Palmdale, CA(On-Site/Office)
Posted today
Secret
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incre...

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Senior Structural Mechanics Integration Engineer

New
Aerospace Corporation
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El Segundo, CA(On-Site/Office)
Posted yesterday
Top Secret
Not Specified

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded researc...

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Associate Mechanical Engineer

New
SAAB, INC
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San Diego, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Job Description:This position is based out of our Skapa office in San Diego, California, CA. Skapa is an operationally focused incubator within Saab, Inc. and a symbol of our commitment to continuous ...

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Mechanical Engineer

New
PDS Defense Inc.
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Long Beach, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

PDS is seeking a Mechanical Engineer to join a leading Company located in the Long Beach, CA or Centennial, CO surrounding area.Pay Rate: $50.00 - $70.00 **US Citizenship is required.** **Candidate ...

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Mechanical Engineer

New
PDS Defense Inc.
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Long Beach, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

PDS is seeking a Mechanical Engineer to join a leading Company located in the Long Beach, CA or Centennial, CO surrounding area.Pay Rate: $50.00 - $70.00 **US Citizenship is required.** **Candidate ...

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Senior Mechanical Engineer

New
RTX
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Goleta, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-30Country:United States of AmericaLocation:US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: ...

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Senior Optical Engineer

New
RTX
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El Segundo, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-30Country:United States of AmericaLocation:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

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Senior ASIC Design Engineer

New
Zachary Piper Solutions, LLC
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Saratoga, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Piper Companies is looking for a Senior ASIC Design Engineer to join a cutting-edge AI networking company onsite in Saratoga, CA Monday - Friday , to help define and build the next generation of high...

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Substrate Design Engineer

New
Zachary Piper Solutions, LLC
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San Jose, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Piper Companies is looking for a Substrate Design Engineer to join a cutting-edge start up onsite Monday through Friday near San Jose, CA . The ideal Substrate Design Engineer will lead the physica...

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Quality Engineer

New
Lockheed Martin
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Sunnyvale, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Job Number 726396BR Description:We are seeking a skilled Quality Engineer to join our team in Sunnyvale, CA, supporting the Mechanical Manufacturing Centers on campus. As a member of the Production Q...

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Mechanical Engineer - Early Career

New
Lockheed Martin
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Sunnyvale, CA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Job Number 713746BR Description:By bringing together people that use theirpassion for purposeful innovation, atLockheed Martin we keep people safe andsolve the world's most complex challenges.Our peo...

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Senior Mechanical Engineering Analyst

New
Lawrence Livermore National Laboratory
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Livermore, CA(On-Site/Office)
Posted yesterday
DoE Q or L
Not Specified

Company Description Join us and make YOUR mark on the World!Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthe...

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INTERDISCIPLINARY ENGINEER

New
Department of Defense
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Coronado, CA(On-Site/Office)
San Diego, CA(On-Site/Office)
Hurlburt Field, FL(On-Site/Office)
Jacksonville, FL(On-Site/Office)
Posted yesterday
Secret
Not Specified

Duties Help You will determine the best approach to resolve complex technical engineering problems. You will identify programmatic constraints involved with each problem and develops the ultimate so...

D

Mechanical Engineer, Space Based Interceptors (II - III)

New
True Anomaly. Inc.
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Long Beach, CA(On-Site/Office)
Posted 2 days ago
Secret
Not Specified

Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superi...

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Staff Structures Design Engineer, Omen

New
Anduril Industries
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Costa Mesa, CA(On-Site/Office)
Posted 2 days ago
Top Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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Principal Engineer / Sr. Principal Engineer - Structural Design

New
Northrop Grumman
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Palmdale, CA(On-Site/Office)
Posted 2 days ago
Secret
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incre...

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Principal or Senior Principal Engineer - Subsystems Design

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
Palmdale, CA(On-Site/Office)
Posted 2 days ago
Secret
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incre...

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Engineer Manufacturing

New
Northrop Grumman
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted 2 days ago
Secret
None

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: NoneTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible o...

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Airframe Structural Design Engineer - Level 3

New
Lockheed Martin
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Palmdale, CA(On-Site/Office)
Posted 2 days ago
Secret
Not Specified

Job Number 726097BR Description:You will be the Airframe Structural Design Engineer for the Advanced Development Programs (ADP) which is responsible for delivering cutting-edge airframe solutions.**W...

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Facilities Technician

New
DT Professional Services LLC
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Naval Base Ventura County, CA(On-Site/Office)
Posted 2 days ago
2+ yrs exp
Secret

Job Summary: DT Professionals is seeking a Facilities Technician to join our team in Port Hueneme, CA. This role supports the reliable operation, maintenance, and optimization of complex heating, vent...

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