science Jobs in Los Angeles, CA

121 - 140 of 3,358 Jobs

Senior Manufacturing Engineer, Mechanical AssemblyJob Title - Senior Manufacturing Engineer, Mechanical Assembly

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex

Validation EngineerJob Title - Validation Engineer

Katalyst Healthcares and LifesciencesCompany Name - Katalyst Healthcares and Lifesciences

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Los Angeles, California, USA

Full-time

Responsibilities: Conceives, plans and executes manufacturing process validations plans and studies. Adhere to the Change Control and Design Control requirements. To create robust validation documents such as Master Validation Plans / Report, IQ, OQ, & PQ's. Being the lead on the writing and execution of IQ/OQ/PQ protocols. RCH/PCH - Routing in MAP Agile & follow up till release. Updating Control Plan (CP), Assembly Procedure (AP) & Traveler document (TD). Preparing protocol & executing Te

Senior Fluid Systems EngineerJob Title - Senior Fluid Systems Engineer

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Senior Ground Segment Systems EngineerJob Title - Senior Ground Segment Systems Engineer

SAICCompany Name - SAIC

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El Segundo, California, USA

Full-time

Job ID: 2507138 Location: EL SEGUNDO, CA, US Date Posted: 2025-06-30 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking an experienced Senior Ground Segment Systems Engineer to support to the US Space Force (USSF) in developing, deploying, and sustaining a

Engine Systems & Test Team- Propulsion Test Responsible Engineer IIJob Title - Engine Systems & Test Team- Propulsion Test Responsible Engineer II

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Manager, Propulsion Development EngineeringJob Title - Manager, Propulsion Development Engineering

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Engine Systems & Test Team- Propulsion Test Responsible Engineer IJob Title - Engine Systems & Test Team- Propulsion Test Responsible Engineer I

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Principal Mechanical Engineer - Fullerton, CA (On-site)Job Title - Principal Mechanical Engineer - Fullerton, CA (On-site)

RTX CorporationCompany Name - RTX Corporation

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Fullerton, California, USA

Full-time

Date Posted: 2025-07-18 Country: United States of America Location: CA531: Fullerton, CA Bldg 676 1801 West Hughes Drive Building 676, Fullerton, CA, 92834 USA Position Role Type: Onsite 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.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Launch Mechanical Engineer IJob Title - Launch Mechanical Engineer I

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Senior UX Researcher - USDSJob Title - Senior UX Researcher - USDS

TikTokCompany Name - TikTok

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Los Angeles, California, USA

Full-time

Location : Los Angeles Employment Type : Regular Job Code : A212905 Apply to this job Share this listing: Responsibilities About the Team TikTok USDS User Research Insights team creates knowledge and provides insight surrounding the attitudes, perceptions, behaviours, and ways of thinking of various TikTok user classes (viewers, creators, non-users, etc) with the overarching goal of informing key business decisions and product development, while carefully maintaining user privacy and miti

Process Engineer IIJob Title - Process Engineer II

Gilead Sciences, Inc.Company Name - Gilead Sciences, Inc.

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Santa Monica, California, USA

Full-time

We're here for one reason and one reason only - to cure cancer. Every moment is dedicated to developing treatments and every action moves us one step closer to our goal. We've made incredible scientific breakthroughs and our pioneering personalized CAR T-cell therapies have changed the paradigm. But we're not finished yet. Join Kite, as we make even bigger advances in cancer therapies, and help shape where our business and medical science goes next. We believe every employee deserves a great l

Propulsion Integration & Test Engineer II, Second ShiftJob Title - Propulsion Integration & Test Engineer II, Second Shift

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Software Process Lead EngineerJob Title - Software Process Lead Engineer

Boeing CompanyCompany Name - Boeing Company

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El Segundo, California, USA

Full-time

Software Process Lead Engineer Company: The Boeing Company The Boeing Company is seeking a Software Process Lead Engineer in El Segundo, CA that is passionate about space and excited to work in a multi-disciplined, collaborative engineering environment that supports the design, development, and implementation of software for a new fleet of Boeing satellites. This position will focus on supporting the Boeing Defense, Space & Security (BDS) Space Mission Systems Software Engineering organization

Staff Mechanisms EngineerJob Title - Staff Mechanisms Engineer

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Software Engineer (Components)Job Title - Software Engineer (Components)

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SOFTWARE ENGINEER (COMPONENTS) The Components Team develops and manufactures the most advanced spacecraft and launch vehicle components in the world. Our engineers serve as software and hardware experts for the flow c

Associate DevSecOps Software EngineerJob Title - Associate DevSecOps Software Engineer

Boeing CompanyCompany Name - Boeing Company

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El Segundo, California, USA

Full-time

Associate DevSecOps Software Engineer Company: The Boeing Company The Boeing Defense, Space & Security (BDS) National Systems Programs (NSP) software capability is seeking an Associate DevSecOps Software Engineer in Southern California (El Segundo or Seal Beach). This position includes working with cloud infrastructure, development pipelines, and deployment pipelines. The ideal candidate is a self-starter, enjoys working collaboratively with others, and has a commitment to customer satisfacti

Director, Enterprise Identity and Access ManagementJob Title - Director, Enterprise Identity and Access Management

University of Southern CaliforniaCompany Name - University of Southern California

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Los Angeles, California, USA

Full-time

ABOUT THE DEPARTMENT The University of Southern California (USC) is advancing its cybersecurity posture with a renewed focus on resilience, cyber risk management, and threat-informed defense. As a world-class research institution, is building a culture of security that supports its academic and research mission in a rapidly evolving threat landscape. This role sits within a newly restructured cybersecurity organization that's leading this transformation. You'll join a team focused on scalable, p

System and Network Administrator Engineer (Associate or Mid-Level)Job Title - System and Network Administrator Engineer (Associate or Mid-Level)

Boeing CompanyCompany Name - Boeing Company

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El Segundo, California, USA

Full-time

System and Network Administrator Engineer (Associate or Mid-Level) Company: The Boeing Company The Boeing Company is looking for a System and Network Administrator Engineer to join our Space Systems Verification and Test team in El Segundo, CA. In this position, you'll contribute to a team responsible for the hardening, deployment, automation, setup, and readiness of Special Test Equipment in factory and launch environments. The ideal candidate will lead with courage and passion with a focus

Manager, Power Electronics EngineeringJob Title - Manager, Power Electronics Engineering

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Deputy Chief EngineerJob Title - Deputy Chief Engineer

Boeing CompanyCompany Name - Boeing Company

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El Segundo, California, USA

Full-time

Deputy Chief Engineer Company: The Boeing Company We are Boeing Research & Technology (BR&T): Boeing's global research and development team creating and implementing innovative technologies that make the impossible possible and enabling the future of aerospace. We are engineers and technicians, skilled scientists and bold innovators; Join us and put your passion, determination, and skill to work building the future! #TheFutureIsBuiltHere #ChangeTheWorld Within BR&T's Mission System Technolog