Senior Software Engineer, Propulsion Simulation & Data Analysis

SpaceX

Confirmed live yesterday Trusted

Quick summary

Work type
On-site
Location
Hawthorne, CA
Salary
$165,000–$230,000 / yr
Posted
98 days ago
Freshness
Confirmed live yesterday

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $180k
This role $198k
$143k most similar roles pay here $239k

This role pays more than 70% of similar roles. Most pay $152,000–$208,900 — the shaded band above. At the midpoint, this role pays about $198k versus about $180k for comparable roles.

Based on 240 similar postings.

Employer

About SpaceX

SpaceX designs, manufactures, and launches advanced rockets and spacecraft with the mission of enabling humans to become a multi-planetary species. It operates the Falcon 9, Falcon Heavy, and Starship launch vehicles, as well as the Starlink satellite internet constellation.

SpaceX currently has 680 open roles on FindRole.

Listed pay typically runs $130,000–$165,000 across 442 roles with salary data.

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At a glance

TL;DR · Senior Software Engineer, Propulsion Simulation & Data Analysis

Sr. Software Engineer, Propulsion Simulation & Data Analysis (Raptor) joins the Raptor Systems Modeling and Control Team to support the power-balance, optimal control, and calibration of advanced rocket engines. The role involves maintaining lumped-parameter thermofluid physics models, conducting engine cycle analysis for design upgrades, and performing anomaly resolution using sparse instrumentation. You will develop tools and portals to analyze performance variability, automate software for flight predictions, and improve interoperability across internal systems. Key technical requirements include experience with physics-based simulations of dynamic systems, data pipeline construction, and numerical analysis. Preferred skills include implementing physics-informed neural networks, full-stack web development using Angular or React, and backend programming in Python, C#/.NET, C++, or Java. The work focuses on the core engineering challenges of rocket engine performance, thermochemistry, and fluid systems to ensure flight safety and optimality.

What does a Software Engineer earn in California?

Median $214000 from 775 postings across 63 companies.

See salary data

What you'll do

  • Maintain and improve the accuracy of the Raptor engine's lumped-parameter thermofluid physics model.
  • Conduct engine cycle analysis to guide future design decisions and thrust upgrades.
  • Perform anomaly resolution using engine models and sparse instrumentation data.
  • Improve the representation of the Raptor engine for vehicle simulations and flight Monte Carlo analysis.
  • Develop tools and portals to identify sources of performance variability in manufacturing and hardware.
  • Automate software tools to predict test performance and generate predictions for guidance, navigation, and control systems.
  • Build data pipelines to sanitize, curate, and visualize high-dimensional datasets.

What we're looking for

  • Bachelor's degree in computer science, engineering, or a STEM discipline.
  • 5+ years of experience writing computer software.
  • 5+ years of experience with physics-based simulations of real dynamic systems.
  • Proficiency in dynamical systems modeling and lumped parameter modeling of physical systems.
  • Experience implementing physics-informed neural networks to solve real-world engineering problems.
  • Ability to perform data-driven analysis, signal processing, and root cause inference from sparse measurements.
  • Proficiency in backend development (Python, C#/.NET, C++, or Java) and full-stack web development.
  • Must be a U.S. citizen, permanent resident, refugee, or asylee to meet ITAR requirements.

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