Back to Search
Overview
Mid-Level

Software Engineer, GNC Simulations (Starlink)

Confirmed live in the last 24 hours

SpaceX

SpaceX

Compensation

$125,000 - $175,000/year

Redmond, WA
On-site
Posted March 27, 2026

Job Description

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, GNC SIMULATIONS (STARLINK)

As a Simulation Software Engineer on the Starlink GNC team, you will help develop and maintain our in-house vehicle dynamics simulator, as well as related infrastructure for dispersed Monte Carlo simulations, hardware-in-the-loop (HITL) simulations, and GNC-specific data visualization. You will program the core simulation infrastructure and collaborate on the building of models to accurately represent multi-body physics, environmental perturbations, and vehicle power/propulsion/control hardware. This is a high impact role where you will work across the engineering groups to build high fidelity simulations used to develop cutting-edge software and hardware. SpaceX is looking for smart, motivated software engineers who enjoy taking on complex challenges, work well in dynamic environments and care about software best practices.

RESPONSIBILITIES:

  • Maintain in-house simulator as it pertains to Starlink and make continual improvements to help that system scale in performance and capability along with our constellation
  • Maintain and improve the SpaceX GNC Monte Carlo simulation infrastructure as it pertains to Starlink
  • Work with simulation software users to develop new features and models, and to improve user experience
  • Improve reliability and performance of simulation software via continuous integration, profiling, etc

BASIC QUALIFICATIONS:

  • Bachelor's degree in computer science, engineering, math, or STEM discipline and 1+ years of experience in software development; OR 3+ years of professional experience in software development in lieu of a degree 
  • 2+ years development experience in C/C++

PREFERRED SKILLS AND EXPERIENCE:

  • Strong proficiency in C++, python. front-end skills (eg, js) 
  • Strong software design and development skills
  • Thorough knowledge of physics and math
  • Strong skills in debugging, performance optimization and unit testing
  • Creative approach to problem solving
  • Ability to work effectively in a dynamic environment with changing needs and requirements
  • Ability to work independently and in a team, take initiative, and communicate effectively

ADDITIONAL REQUIREMENTS:

  • Willing to work extended hours and weekends when needed

COMPENSATION AND BENEFITS:

Pay range:

Software Engineer/Level I: $125,000.00 - $145,000.00/per year 

Software Engineer/Level II: $145,000.00 - $175,000.00/per year

Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Base salary is just one part of your total rewards package at SpaceX. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental covera

pythongoaidatadesign