← All roles

Senior Modeling & Simulation Engineer: National Security Missions

K2 Space· GNC
Apply on company site
Los Angeles, CA$160k - $200kfull-timePosted 1mo ago

About the role

Senior-level role focusing on building and guiding modeling, simulation, and software for national security space missions. Lead end-to-end solutions across the software stack, mentor engineers, and drive simulation tools for classified programs and constellation-level operations.

Responsibilities

  • Develop mission-level modeling and simulation of national security space missions, capturing operational objectives, environments, and constraints.
  • Model and analyze constellation-level capability and performance against mission requirements, including network coverage, beam planning, and resilience in contested environments.
  • Support work on classified programs in accordance with all applicable security requirements.
  • Create and maintain simulation software infrastructure for our 20kW+ spacecraft.
  • Develop physics-based software models of spacecraft subsystems, including propulsion, attitude control, power, and communications systems.
  • Create and utilize robust tools to allow for rapid deployment of quality code.
  • Perform data analysis and anomaly investigation to identify and resolve on-orbit problems.
  • Support integration and testing of spacecraft subsystems.
  • Set technical direction, review designs and code, and mentor junior engineers.

Qualifications

  • Active TS/SCI clearance, or a TS/SCI held within the last 12 months, and US citizenship.
  • Prior experience working on classified national security programs and in secure/SCIF environments, including familiarity with handling classified information and program security protocols.
  • Bachelor's degree in physics, aerospace/mechanical/electrical engineering, computer science, math, or a STEM field
  • 5+ years of professional modeling and simulation experience.
  • Development experience in Rust, C++, or similar compiled language.
  • Experience using scientific Python (NumPy, SciPy, etc.), Julia, MATLAB, or similar.
  • Demonstrated ability to own complex systems end-to-end and guide the work of other engineers.

Skills

Required:Modeling and simulationRustC++Python (NumPy, SciPy)
Nice to have:Matlab

Benefits

  • Comprehensive benefits package including paid time off, medical/dental/vision coverage, life insurance, paid parental leave, and many other perks
Last updated Sep 16, 2026. Interested? Apply on the company site.

About K2 Space

Build Bigger

Building the largest satellites in orbit. Ultra-powerful, scalable platforms engineered for LEO–cislunar missions. Explore the next-generation of satellites.

SatellitesSpacecraftLEOMEOGEOSatellite Power
Company profileWebsite

More open roles at K2 Space