ROOT jobs in California

El Segundo, California

•

Today

Job ID: 2618235 Location: El Segundo, CA, US Date Posted: 2026-10-21 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: ORA_HYBRID Description SAIC is seeking a Systems Engineer to support U.S. Space Force Systems Space Systems Command programs in El Segundo, CA. and join the Positioning, Navigation, and Timing (PNT) Syst

Full-time

USD 80,001.00 - 120,000.00 per year

Systems Engineer

El Segundo, California

•

Today

Job ID: 2618323 Location: El Segundo, CA, US Date Posted: 2026-10-22 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: ORA_HYBRID Description SAIC is seeking a Systems Engineer to support U.S. Space Force Systems Space Systems Command programs in El Segundo, California and join the Positioning, Navigation, and Timing (PN

Full-time

USD 80,001.00 - 120,000.00 per year

Propulsion Engineer (Dragon)

Hawthorne, California

•

Today

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. PROPULSION ENGINEER (DRAGON) RESPONSIBILITIES: Own piece parts and assembled propulsion and/or environmental and thermal sub-systems throughout the manufacturing process with a focus on delivery to meet Dragon rate an

Full-time

USD 100,000.00 - 130,000.00 per year

Electrical Engineer, Hardware Reliability (Build Reliability)

Hawthorne, California

•

Today

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. ELECTRICAL ENGINEER, HARDWARE RELIABILITY (BUILD RELIABILITY) The Build and Hardware Reliability organization at SpaceX is an inclusive, inter-disciplinary team that is committed to the reliability of flight component

Full-time

USD 115,000.00 - 140,000.00 per year

Propulsion Test Engineer (Raptor Components)

Hawthorne, California

•

Today

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. PROPULSION TEST ENGINEER (RAPTOR COMPONENTS) The Raptor Components team is responsible for the mechanical and electro-mechanical control assemblies that run the Raptor engine: valves, regulators, actuators, firespin a

Full-time

USD 100,000.00 - 130,000.00 per year

Launch Reliability Engineer

California

•

Today

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. LAUNCH RELIABILITY ENGINEER The Launch Reliability Engineer is the advocate for mission assurance at the launch site by promoting efficient and reliable operational processes. You will partner with Flight Reliability,

Full-time

USD 100,000.00 - 130,000.00 per year

Materials Engineer, Polymers (Dragon)

Hawthorne, California

•

Today

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. MATERIALS ENGINEER, POLYMERS (DRAGON) As an engineer within the Materials Engineering department, you will use your knowledge, experience, and creativity to solve difficult material and process challenges to enable hi

Full-time

USD 100,000.00 - 130,000.00 per year

Senior Build Reliability Engineer

El Segundo, California

•

Today

About Varda Low Earth orbit is open for business. Varda is accelerating the development of commercial space infrastructure, from in-orbit pharmaceutical processing to reliable and economical reentry capsules. Varda's W-Series vehicles are built, designed, and operated by Varda in-house, including the pharmaceutical processing payloads, the capsules, the C-PICA heat shields, and the satellite buses. From life-saving pharmaceuticals to more powerful fiber optics, there is a world of products use

Full-time

USD 140,333.00 - 179,314.00 per year

Staff Battery Cell Engineer

Hayward, California

•

Today

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it

Full-time

USD 149,700.00 - 151,900.00 per year

Mechanical Integration & Test Engineer, User Products (Starshield)

Hawthorne, California

•

Today

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. MECHANICAL INTEGRATION & TEST ENGINEER, USER PRODUCTS (STARSHIELD) Integration and Test Engineers are responsible for generating and understanding manufacturing and test procedures for Starshield user products includi

Full-time

USD 100,000.00 - 117,500.00 per year

Integration & Test Engineer (Falcon & Dragon)

Hawthorne, California

•

Today

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. INTEGRATION & TEST ENGINEER (FALCON & DRAGON) As an Integration & Test Engineer at SpaceX, you will have the opportunity to utilize your knowledge, experience, and creativity to develop novel solutions at the cutting

Full-time

USD 100,000.00 - 130,000.00 per year

Avionics Integration & Test Engineer, HASS (Starshield)

Hawthorne, California

•

Today

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. AVIONICS INTEGRATION & TEST ENGINEER, HASS (STARSHIELD) Avionics Integration and Test Engineers are responsible for acceptance and qualification tests of our satellite's electrical systems and own the Highly Accelerat

Full-time

USD 115,000.00 - 140,000.00 per year

Integration & Test Engineer (Falcon)

California

•

Today

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. INTEGRATION & TEST ENGINEER (FALCON) RESPONSIBILITIES: Process Falcon 9 flight vehicles in the pursuit of rapid and reliable rocket re-use, integration and launchDevelop and execute procedures for the checkout and int

Full-time

USD 100,000.00 - 130,000.00 per year

Senior Spacecraft Avionics Security Engineer - Millennium Space Systems

El Segundo, California

•

Today

Senior Spacecraft Avionics Security Engineer - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation. Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because w

Full-time

USD 146,200.00 - 215,000.00 per year

RF Test Engineer II, Testbeds & EGSE

San Jose, California

•

Today

About the role Muon seeks an RF Test Engineer to join our Testbeds & EGSE team - the group that builds the Hardware-In-The-Loop (HITL) testbeds behind every Muon mission and the electrical ground support equipment (EGSE) used to interface with our satellites during assembly, integration, and test. In this role you'll lead the design of our future testbed infrastructure and next generation of EGSE, while staying hands-on in the build and bring-up of the testbeds our missions depend on today. Th

Full-time

USD 168,000.00 - 186,000.00 per year

Avionics System Engineer, HITL (Starfall)

Hawthorne, California

•

Today

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. AVIONICS SYSTEM ENGINEER, HITL (STARFALL) When designing new vehicles at SpaceX, Hardware in the Loop (HITL) testing is the very first time real hardware comes together in a complete system! The Starfall HITL team rac

Full-time

USD 105,000.00 - 140,000.00 per year

Lead Supplier Development Engineer, PCB/PCBA (Starshield)

Hawthorne, California

•

Today

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. LEAD SUPPLIER DEVELOPMENT ENGINEER, PCB/PCBA (STARSHIELD)Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commerc

Full-time

USD 135,000.00 - 215,000.00 per year

Sr. Sustaining Reliability Engineer

Palo Alto, California

•

Today

Full-time

USD 146,900.00 - 183,600.00 per year

Propulsion Components Engineer

El Segundo, California

•

Today

Full-time

USD 140,333.00 - 179,314.00 per year

Computer Systems Engineer - Space Payload Emulators - (Experienced or Lead)

El Segundo, California

•

Today

Computer Systems Engineer - Space Payload Emulators - (Experienced or Lead) Company: The Boeing Company Boeing Defense, Space, & Security (BDS) is seeking Computer Systems Engineer - Space Payload Emulators to join the team located in El Segundo, California. As a Computer Systems Engineer, you will support the development and integration of space payload emulators in El Segundo, CA. In support of Boeing Defense Systems next-generation space programs, this role focuses on hands-on hardware/sof

Full-time

USD 119,850.00 - 162,150.00 per year

ROOT jobs in California, USA