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Principal Software Engineer, Spacecraft Simulation

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Principal Software Engineer, Spacecraft Simulation in USA new

  • True Anomaly
  • Full time
  • Email
  • Denver, CO

Responsibilities

  • Own the long-term technical strategy and architecture roadmap for simulation infrastructure, including multi-physics, real-time, faster-than-real-time, and HIL/SIL environments.
  • Make high-impact decisions about technology selection, interfaces, performance, maintainability, and long-term technical risk.
  • Lead development of production-quality multi-physics simulation software for spacecraft dynamics, thermal control, attitude and control, propulsion, power, sensors, and actuators.
  • Design time-stepping algorithms, solver architectures, and integration schemes for scalable real-time and batch simulation.
  • Write and review high-performance, maintainable, and testable modern C++ software.
  • Define versioned, backward-compatible C++ and Python API strategies and create documentation and developer guides.
  • Establish simulation engineering standards, verification and validation frameworks, and best practices across the organization.
  • Partner with mission planning, GNC, systems engineering, autonomy, engineering leadership, and operations teams.
  • Mentor engineers, provide architectural guidance, conduct code reviews, and contribute to career development and technical culture.
  • Represent simulation engineering in cross-functional forums, program reviews, proposals, technical white papers, and customer-facing discussions.

Requirements

  • Bachelor's degree in aerospace engineering, mechanical engineering, computer science, physics, applied mathematics, or equivalent experience; an advanced degree is preferred.
  • 10+ years of professional software development experience focused on simulation, scientific computing, or aerospace applications.
  • Expert proficiency in modern C++ including C++17 or newer, STL, templates, performance optimization, and large-scale system design.
  • Proficiency in Python for API design, scripting, automation, and data analysis.
  • Proven experience setting technical direction for complex software systems and leading multi-team efforts.
  • Deep expertise in at least two relevant areas, including ADCS, GNC, thermal control, electric power systems, propulsion, orbital mechanics, or HIL/SIL systems.
  • Experience defining and executing verification and validation frameworks for physics-based models, including uncertainty quantification and validation against test or flight data.
  • Strong systems thinking and ability to make architectural decisions within complex distributed systems.
  • Exceptional written and verbal communication skills.
  • Preferred experience with hypersonic aerothermal, aerodynamic, and flight dynamics modeling.
  • Expert knowledge of ODE/DAE solvers, numerical linear algebra, sparse matrix techniques, automatic differentiation, and stiff, multi-rate, or real-time-constrained problems.
  • Experience with aerospace or defense simulation programs, astrodynamics, kinematics, parallel or distributed computing, Docker, cloud platforms, HIL/SIL environments, and flight software or embedded hardware interfaces.
  • Experience with Git, CI/CD, CMake or Bazel, testing frameworks, and organization-level engineering standards.
  • Published work, conference presentations, or patents in simulation, astrodynamics, GNC, or related domains.

Benefits

  • 100% company-paid medical, dental, and vision coverage for employees and dependents, with HSA/HRA options.
  • Flexible Time Off for exempt employees or accrued PTO of up to 25 days for non-exempt employees, plus 12 paid holidays, parental leave, and sick leave.
  • Daily catered lunch and unlimited snacks for in-office employees.
  • 401(k), fitness reimbursement, Dog Fridays, and equity participation.
  • Fully onsite role requiring daily presence at the Denver or Long Beach office.
  • The position is open until successfully filled.

Salary: $210k - $325k/yr

True Anomaly

True Anomaly is the only defense technology company focused exclusively on space defense. Founded in 2022 by ex-U.S. Space Force members, True Anomaly designs and builds advanced systems for space superiority: agile and powerful spacecraft platforms, mission software engineered for unmatched comm...

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