Position has been filled

Sr. Propulsion Engineer (Raptor Development Operations)

SpaceXHawthorne, CA

On-site Full-time $125K/yr - $175K/yr

Position filled

Experience Level

Senior

Qualifications

Bachelor's degree in Aerospace Engineering, Mechanical Engineering, or a related field; 5+ years of experience in propulsion or related engineering disciplines; strong analytical and problem-solving skills; proficiency in design and analysis software; excellent team collaboration and leadership abilities; hands-on experience with engine testing and operations preferred.

About the role

At SpaceX, we believe that a future where humanity explores the cosmos is far more thrilling than one where we remain Earth-bound. We are dedicated to developing innovative technologies aimed at making interplanetary travel a reality, with the ultimate goal of establishing human life on Mars.

SENIOR PROPULSION ENGINEER - RAPTOR DEVELOPMENT OPERATIONS

As a Senior Propulsion Engineer, you will take charge of the development, production, and operational integrity of the engine ignition systems, transient sequences, and associated combustion devices crucial for the successful ignition and shutdown of the Raptor engine across all flight phases. Your leadership will be instrumental in ensuring the effective and safe development, operation, and flight (and re-flight) of this cutting-edge, full-flow staged combustion engine designed to propel the largest launch vehicle in history.

About SpaceX

SpaceX is a pioneering aerospace manufacturer and space transport services company founded on the vision of making humanity multiplanetary. By advancing rocket technology and increasing accessibility to space, we aim to usher in a new era of exploration and discovery.

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Propulsion Engineer - Raptor Components Manufacturing

Space Exploration Technologies Corp.

Full-time|$100K/yr - $135K/yr|On-site|Hawthorne, CA

Role Overview Space Exploration Technologies Corp. (SpaceX) is working toward a future where people explore the stars. The company’s mission centers on developing technologies that could support human life on Mars and beyond. Propulsion Engineer - Raptor Components Manufacturing will join the team responsible for designing and building advanced engine contro…

Apr 17, 2026

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Propulsion Engineer - Valves (Raptor Components)

SpaceX

Full-time|On-site|Hawthorne, CA

Role overview This Propulsion Engineer position at SpaceX focuses on valves within Raptor propulsion components. Based in Hawthorne, CA, the role involves hands-on work with the design, development, and testing of propulsion systems that power SpaceX rockets. Key responsibilities Design and develop valve components for Raptor propulsion systems Test propulsion hardware to confirm reliability and performance Collaborate with fellow engineers on projects supporting SpaceX’s rocket programs Team and impact Join a group of engineers dedicated to advancing space technology. This team’s work directly supports SpaceX’s mission to broaden access to space by developing reliable propulsion hardware.

Apr 24, 2026

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Propulsion Engineer - Raptor Combustion Devices

Space Exploration Technologies Corp.

Full-time|$100K/yr - $135K/yr|On-site|Hawthorne, CA

At SpaceX, we believe in a thrilling future where humanity explores the stars. Our mission is to develop cutting-edge technologies that will enable human life on Mars.PROPULSION ENGINEER (RAPTOR COMBUSTION DEVICES)As a Propulsion Engineer, you will take ownership of the design, production, and operation of an engine combustor and related hardware, guiding it from concept to successful flight. Your efforts will be crucial in the development and testing of the most advanced full flow staged combustion engine on the largest launch vehicle ever created.

Mar 5, 2026

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Propulsion Engineer - Raptor Combustion Devices Manufacturing

Space Exploration Technologies Corp.

Full-time|$100K/yr - $135K/yr|On-site|Hawthorne, CA

About SpaceX Space Exploration Technologies Corp. (SpaceX) is committed to building technologies that support human life beyond Earth. The work here centers on making Mars a future home for humanity. Role Overview The Propulsion Engineer - Raptor Combustion Devices Manufacturing position is based in Hawthorne, CA. This role focuses on developing, implementing, and refining production processes for sub-assemblies and components used in the Raptor engine. The team works together to solve technical challenges and deliver reliable hardware for one of the world’s most powerful rocket engines. What You Will Do Create and improve manufacturing and integration processes for combustion device assemblies in the Raptor engine family. Introduce new manufacturing methods to support high production rates. Evaluate and refine processes in partnership with design engineers to boost manufacturability and reliability. Manage the rollout and execution of new products and revisions, often handling several at once. Oversee production lines, focusing on process consistency, quality, tooling, equipment, ergonomics, and safety. Address recurring manufacturing issues and work with the quality team to implement corrective actions. Collaborate with engineers and technicians across disciplines to support production, testing, and launches. Coordinate with internal fabrication shops and vendors to meet production targets. Ensure on-time delivery of assigned hardware.

Apr 17, 2026

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Propulsion Technician - Raptor

Space Exploration Technologies Corp.

Full-time|$52K/yr - $72.8K/yr|On-site|Hawthorne, CA

At SpaceX, we believe in a future where humanity is exploring the stars, and we are actively developing the technologies to make that vision a reality. Our ultimate goal is to enable human life on Mars.PROPULSION TECHNICIAN (RAPTOR)We are seeking highly motivated candidates with a blend of mechanical expertise, hands-on experience, and a strong desire to learn. The Propulsion Technician will play a critical role in the assembly and testing of rocket hardware and related sub-assemblies. This dynamic position requires adaptability to work across different systems, the ability to troubleshoot anomalies, and the capacity to work independently on set schedules while prioritizing safety and quality in all tasks.

Mar 11, 2026

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Senior Propulsion Engineer - Raptor Combustion Devices

Space Exploration Technologies Corp.

Full-time|$130K/yr - $180K/yr|On-site|Hawthorne, CA

At SpaceX, we believe that the future of humanity lies in the stars. Our mission is to develop groundbreaking technologies that enable human life on Mars and beyond.SENIOR PROPULSION ENGINEER - RAPTOR COMBUSTION DEVICESAs a Senior Propulsion Engineer, you will lead the development, production, and operational management of engine combustors and their associated hardware. This role involves driving the safe and effective development of components for the most advanced full-flow staged combustion engine integrated into the largest launch vehicle in history.

Apr 6, 2026

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Propulsion Analyst for Chamber and Nozzle Systems (Raptor)

Space Exploration Technologies Corp.

Full-time|On-site|Hawthorne, CA

Join SpaceX as a Propulsion Analyst specializing in Chamber and Nozzle systems for the Raptor engine. In this pivotal role, you will engage in the detailed analysis and optimization of propulsion systems, contributing to the development of next-generation launch vehicles. Your expertise will help drive innovation and ensure performance efficiency.

Mar 30, 2026

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Manufacturing Engineer for Raptor Turbomachinery

Space Exploration Technologies Corp.

Full-time|$100K/yr - $135K/yr|On-site|Hawthorne, CA

At SpaceX, we believe that a future where humanity explores the stars is far more thrilling than one where we remain on Earth. Our mission is to develop the technologies necessary to make this vision a reality, ultimately enabling human life on Mars.MANUFACTURING ENGINEER, RAPTOR TURBOMACHINERYAs a Manufacturing Engineer focused on Raptor production, you will leverage your expertise and innovative thinking to enhance, implement, and refine the production processes for critical sub-assemblies and components of the Raptor engine.

Mar 14, 2026

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Propulsion Technician at SpaceX | Hawthorne, CA

Space Exploration Technologies Corp.

Full-time|On-site|Hawthorne, CA

Join the innovative team at SpaceX as a Propulsion Technician specializing in Raptor Manufacturing Systems. As part of our mission to revolutionize space travel, you will play a crucial role in the assembly, testing, and maintenance of propulsion systems that power our rockets. Your expertise will contribute directly to the advancement of our cutting-edge technology.In this dynamic environment, you will work hands-on with state-of-the-art equipment, ensuring the highest quality standards are met. Your contributions will not only support our launch operations but also pave the way for future space exploration.

Apr 2, 2026

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Senior Propulsion Engineer

Vast

Full-time|On-site|Hawthorne, California, United States

Join Vast as a Senior Propulsion Engineer where you will leverage your expertise to drive innovative propulsion systems. In this pivotal role, you will collaborate with cross-functional teams to design, analyze, and optimize propulsion technologies that are vital to our mission of advancing space exploration.

Mar 5, 2026

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New Graduate Engineer - Propulsion (Raptor) at SpaceX | Hawthorne, CA

Space Exploration Technologies Corp.

Full-time|$100K/yr - $115K/yr|On-site|Hawthorne, CA

At SpaceX, we believe in a future where humanity explores the stars. Our mission is to develop cutting-edge technologies that enable human life on Mars.Join SpaceX as a New Graduate Propulsion Engineer for the Raptor team, the world's most advanced rocket engine driving Starship's mission of making humanity multiplanetary. If you're ready to tackle real-world propulsion challenges, from design and analysis to manufacturing and testing, this is your chance to contribute to building the most powerful rocket engine, focusing on efficiency and reusability. Bring your innovative spirit and solid engineering principles to push the limits of what’s achievable.RESPONSIBILITIES:Engage in a dynamic role that leverages your skills in building high-performance flight hardware and a high-volume rocket engine production line.Take ownership of the design and development of next-generation rocket engines, test stands, and production systems.Conduct hand calculations and finite element analysis (FEA) to create, evaluate, and improve designs.Rapidly iterate on manufacturing processes in a fast-paced environment.Collaborate with cross-functional teams to ensure hardware integration within all Raptor systems, supporting mission operations.Drive significant business outcomes and experience unparalleled personal and professional growth.Witness groundbreaking ideas become reality as we transition from hardware development to flying reusable rockets.

Apr 30, 2026

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Propulsion Technician - Raptor Production Machining

SpaceX

Full-time|On-site|Hawthorne, CA

At SpaceX, we believe in a future where humanity explores the stars. We are pioneering the technologies to make this dream a reality, with a mission to enable human life on Mars.PROPULSION TECHNICIAN (RAPTOR PRODUCTION MACHINING)We are seeking a dedicated Propulsion Technician who combines mechanical expertise with hands-on experience and a proactive approach to learning. This role is integral to the manufacturing, assembly, and testing of rocket hardware and its sub-assemblies. You will thrive in a dynamic environment that requires adaptability to work on various systems, troubleshooting anomalies, and the capability to work independently while prioritizing safety and quality in all tasks.

Mar 12, 2026

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Manufacturing Engineer - Starship Components Operations

SpaceX

Full-time|$100K/yr - $135K/yr|On-site|Hawthorne, CA

This Manufacturing Engineer position supports Starship Components Operations at SpaceX in Hawthorne, CA. The team develops and builds the factory systems behind critical flow control devices and mechanisms for Starship and Super Heavy, including regulators, butterfly valves, and flap or fin actuators. These components play a key role in vehicle function. The group’s scope covers factory expansion, process flow, machine moves, and project planning, all in support of SpaceX’s long-term mission. Role overview This role centers on designing and managing production and factory layouts, with an emphasis on clear visual indicators and efficient material movement. The work environment is hands-on, with direct involvement in factory operations and collaboration with production teams. What you will do Design and oversee factory and production layouts to improve material flow and visual management. Visit vendor sites, negotiate pricing, and monitor project progress to keep schedules on track. Evaluate production lines, identify opportunities for simplification, and implement improvements. Lead complex projects, delivering results quickly and managing costs. Work directly with production teams to see projects through to completion. Champion system and process improvements across production groups. Develop and use analytical tools to assess delivery, capacity, and cost for data-driven decision making.

Apr 27, 2026

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Mechanical Engineer - Components Build Engineer for Starship

SpaceX

Full-time|$95K/yr - $130K/yr|On-site|Hawthorne, CA

At SpaceX, we believe that a future where humanity explores the stars is far more exhilarating than one where we do not. Our mission is to develop the technologies that will make interplanetary travel a reality, ultimately enabling human life on Mars.MECHANICAL ENGINEER - COMPONENTS BUILD ENGINEER FOR STARSHIPThe Starship Components Manufacturing team is responsible for the assembly, testing, troubleshooting, and delivery of vital flow control devices and mechanisms that empower the capabilities of Starship and Super Heavy. We engineer and manufacture critical components such as valves, regulators, and actuators designed for maximum reliability in extreme conditions, with temperatures ranging from +900°F to -400°F and pressures exceeding 10,000 psig. As a mechanical engineer at SpaceX, you will leverage your expertise, experience, and innovative spirit to create cutting-edge solutions in aerospace technology. You will introduce groundbreaking products to our manufacturing processes, optimize factory layouts, implement rigorous testing protocols, conduct detailed root cause analyses, and drive the achievement of unprecedented component build rates at SpaceX.

Feb 27, 2026

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Test Specialist for Starship Electromechanical Components

SpaceX

Full-time|On-site|Hawthorne, CA

At SpaceX, we believe that a future where humanity explores the stars is far more thrilling than one where we remain earthbound. We are actively pioneering technologies that will make this vision a reality, ultimately aiming to establish human life on Mars.Test Specialist – Starship Electromechanical ComponentsThe Components Test organization consists of a dedicated team of engineers, specialists, and technicians who deliver essential testing expertise for developing flight hardware for Starship launch and spacecraft systems. Our engagement with flight hardware commences from conception, progressing through R&D, design qualification testing, production testing, and concluding with failure investigations of hardware throughout its lifecycle. The Starship Actuation Components Test team is responsible for designing, constructing, operating, and maintaining custom test stands and fixtures for various electromechanical assemblies, including actuators, motors, and power electronics, which are required to function reliably in extreme conditions.As a Test Specialist, you will primarily focus on the construction, operation, and maintenance of these testing facilities. Your contributions are pivotal to the design process as you provide engineers with insights into operational and maintenance considerations.

Mar 12, 2026

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CNC Machinist for Raptor Combustion Devices & Valves

Space Exploration Technologies Corp.

Full-time|On-site|Hawthorne, CA

At SpaceX, we believe in a thrilling future where humanity explores the cosmos. Our mission is to develop innovative technologies to facilitate human life on Mars and beyond.CNC Machinist for Raptor Combustion Devices & ValvesKey Responsibilities:Set up, operate, and program CNC machines for assembling flight hardware to meet Raptor program production goals.Carry out precision setups on cutting-edge CNC equipment (DMG, Nigata, Heller).Prioritize tasks to maximize machine uptime in the designated area.Oversee cutting tools in CNC machines, ensuring proper loading and measurement for upcoming projects.Conduct on and off-machine deburring for consistent part quality.Utilize clean line equipment, CMM, borescopes, and general finishing processes.Perform routine preventative maintenance on CNC machines.Maintain shop cleanliness regarding chip bins, oils, greases, and general organization.Adapt quickly in a fast-paced environment and assist team members as needed.Document processes through work instructions and test plans to capture essential data.Propose innovative machining, fixturing, and tooling ideas for enhanced efficiency.

Apr 30, 2026

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Propulsion Technician for Super Heavy Booster Systems

Space Exploration Technologies Corp.

Full-time|On-site|Hawthorne, CA

At SpaceX, we envision a future where humanity ventures beyond Earth to explore the universe. As pioneers in aerospace technology, our ultimate ambition is to make human life multiplanetary, with Mars as our primary target.PROPULSION TECHNICIAN (SUPER HEAVY BOOSTER PROPULSION SYSTEMS)The Propulsion Technician team is at the forefront of hardware assembly and testing for Booster subassembly propulsion systems. You will be instrumental in constructing and evaluating propulsion assemblies designed to operate under extreme dynamic conditions, ensuring maximum reliability and performance for Raptor and Super Heavy systems.In this role, you will uphold rigorous standards of build quality while collaborating closely with engineers to enhance booster propulsion subsystem production processes. You will leverage your technical knowledge of component functionality to assist in troubleshooting, proactively identifying potential issues, and refining work instructions to improve safety and efficiency.KEY RESPONSIBILITIES:Deliver cutting-edge, high-quality propulsion assemblies.Work in partnership with engineering and leadership to ensure reliable component delivery rates.Set benchmarks for a highly efficient technician team, adhering to specifications and communicating progress effectively.Execute precise manufacturing tasks, including assembling subassemblies for fluid systems, conducting pressure tests, and performing electrical integrity assessments.Diagnose failure modes and collaborate with cross-functional teams to enhance designs and processes, facilitating transitions from design to mass production.

Mar 4, 2026

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TIG Welder for Starship Components

SpaceX

Full-time|On-site|Hawthorne, CA

Role overview SpaceX seeks a TIG Welder in Hawthorne, CA to support the assembly of Starship components. This role centers on precision welding tasks for spacecraft manufacturing, with a focus on advanced aerospace materials. What you will do Perform TIG welding on Starship parts and assemblies Work with advanced metals and alloys designed for aerospace applications Assist with the build and integration of spacecraft components Use careful welding techniques to uphold strict quality and safety standards Requirements Proven TIG welding experience, ideally in aerospace or other high-precision settings Strong attention to detail and a consistent focus on quality Interest in aerospace technology and manufacturing

Apr 24, 2026

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Propulsion Technician for Starship at SpaceX | Hawthorne, CA

Space Exploration Technologies Corp.

Full-time|On-site|Hawthorne, CA

Join SpaceX as a Propulsion Technician where you will play a critical role in the assembly, testing, and maintenance of propulsion systems for our groundbreaking Starship program. As a key member of our team, you will work alongside talented engineers and technicians to ensure the highest standards of quality and performance in our propulsion systems.

Mar 19, 2026

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Sourcing Specialist for SpaceX Starship Program

Space Exploration Technologies Corp.

Full-time|$85K/yr - $100K/yr|On-site|Hawthorne, CA

At SpaceX, we believe that exploring the stars is the next frontier for humanity. Our mission is to revolutionize space travel through innovative technologies, with a vision of establishing human life on Mars.SOURCING SPECIALIST (STARSHIP)Join us in our quest to transform the future of space travel. We are looking for a proactive Sourcing Specialist to take ownership of the procurement and fulfillment of mechanical hardware essential for the success of our Starship program. This role is integral to our supply chain operations, which encompass procurement, planning, supplier development, quality assurance, logistics, and inventory management.RESPONSIBILITIES:Oversee sourcing activities for various commodities, including precision-machined components, forgings, castings, and complex manufactured parts.Negotiate and place purchase orders for mechanical components, ensuring they meet technical specifications, cost targets, and delivery timelines.Forecast demand and assess supplier capacity, managing purchase orders to maintain an uninterrupted supply of components for development and production.Monitor supplier performance metrics such as quality, delivery, and cost in a fast-paced environment.Review engineering drawings to align sourcing with suppliers who have the best capabilities for manufacturability and quality assurance.Effectively communicate design changes to suppliers to minimize downtime and streamline lead times.Proactively address complex supply chain challenges in a rapidly evolving environment.Build and maintain strong relationships with internal and external stakeholders for effective collaboration and change management.Execute tasks efficiently, balancing speed and accuracy to meet critical deadlines.

Apr 1, 2026

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