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# Full Stack Software Engineer - Simulation & Flight Systems

- **Company:** Space Exploration Technologies Corp.
- **Location:** Hawthorne, United States
- **Salary:** $125,000.0
- **Contract:** Permanent contract
- **Skills:** C (Programming Language), Java (Programming Language), Automation of Tests, C Sharp (Programming Language), C++ (Programming Language), Computer Programming, Relational Databases, Software Debugging, Emulators, JavaScript Libraries, Python (Programming Language), PostgreSQL, MySQL, Object-Oriented Software Development, Oracle (Applications), Performance Tuning, Simulation Software, Software Construction, Software Engineering, Software Project Management, SQL Databases, Web Applications, High Performance Computing, Software Application Programming, Kubernetes, Information Technology, Docker
- **Published:** September 4, 2026
- **Apply:** https://startup.jobs/full-stack-software-engineer-simulation-flight-systems-spacex-9622223

## About the Role

Aerospace experience is not required to be successful here. We're looking for exceptionally smart, motivated software engineers who thrive on complex challenges, move fast in dynamic environments, and care deeply about software craftsmanship. Our software is mission-critical, and we have no shortage of hard, interesting problems that demand creative, high-quality solutions. This is an opportunity to help build software that will take humanity to Mars., * Bachelor's degree in computer science, engineering, math, or science discipline and 1+ years of experience in software development; or 3+ years of professional experience building software in lieu of a degree

 * 1+ years of professional experience building full-stack, single page web applications using JavaScript libraries (React, Lit, etc.)
 * Professional experience developing applications using Python, C, C++, or Rust
 * Experience with relational databases (SQL, PostgreSQL, MySQL, or Oracle)

PREFERRED QUALIFICATIONS:

 * Professional experience programming in object-oriented languages (C++, Java, Python, or C#)
 * Strong software design and development skills
 * Experience building highly available, concurrent systems
 * Experience with containerized solutions (Docker, Kubernetes)
 * Professional experience with Linux/Unix systems and tools
 * Experience with high-performance computing systems
 * Experience contributing to a large-scale software project (>100,000 lines of code) as part of a software team
 * Strong skills in debugging, performance optimization, and test automation
 * Ability to thrive in a dynamic environment with evolving requirements
 * Ability to work independently and collaboratively, take initiative, and communicate effectively
 * Active Top Secret, Top Secret SCI, or DOE Level Q clearance, or the ability and willingness to obtain one, * This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While the clearance may not be immediately necessary upon hire, we encourage you to initiate the application process promptly upon accepting this offer. Your ability to secure the necessary clearance is essential for fulfilling key responsibilities of the role. Should you be unable to obtain it, SpaceX reserves the right to modify or terminate your employment to align with operational needs.
 * Note that an active clearance may provide the opportunity for you to work on sensitive SpaceX missions; if so, you will be subject to pre-employment drug and random drug and alcohol test
 * Able to work extended hours and weekends when necessary to support proposal or critical project timelines, * To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

## Description

* Build full-stack solutions that manage analysis, prototypes, and vehicles by integrating simulation software, emulators, and flight software
 * Rapidly develop prototypes that prove key design concepts and quantify technical constraints
 * Create and maintain high-fidelity simulation and emulation software for all vehicles-always raising the bar for excellence
 * Continuously improve the reliability, performance, and scalability of our simulation platforms
 * Partner closely with users to design and deliver new features that dramatically improve their experience and productivity


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