Senior Flight Dynamics Engineer

Astroscale U.S. is dedicated to the global Astroscale vision of ensuring the safe and sustainable development of space for future generations.  Astroscale U.S. Inc. is a leading provider of on-orbit servicing solutions — including inspection, transportation, life extension, debris removal and refueling — for the U.S. government and commercial operators around the world. Headquartered in Denver, Colorado, Astroscale U.S. applies world-class rendezvous, proximity operations and docking capabilities, mission design, policy, and economics expertise to solve the complex challenges our customers face. 

Astroscale U.S. Inc. is currently seeking a Senior Flight Dynamics Engineer to join our team in our Denver, Colorado location. In this role you will be a member of the RPO team, integral to developing the on-orbit servicing solutions that will deliver our vision of a sustainable space environment.

• Perform mission design, analysis and optimization using orbital dynamics tools
• Develop, validate, and use software tools for trajectory planning, rendezvous and proximity operations, momentum management and propellant state and lifetime estimation
• Create test plans and perform functional software testing and integration of flight dynamics software
• Perform analysis and planning for rendezvous and proximity operations across a multi-disciplinary team for delta-V and safe trajectory planning for nominal and abort modes
• Work directly with stakeholders to develop mission and software requirements
• Support analyses and training activities that inform ground system development and mission operations activities
• Perform operations support throughout the mission lifecycle
• Provide subject matter expertise in orbital mechanics throughout the company

• 8+ years of hands-on flight dynamics experience, including mission design, software tool development, and operations
• Understanding of satellite missions
• Demonstrated experience in orbital mechanics, trajectory simulation, optimization methodology, statistics, mass properties, and conceptual design
• Experience with one or more scientific or engineering programming languages such as Matlab, Simulink, Python, C, or C++
• Experience with astrodynamics tools such as STK, Free-Flyer, GMAT, or Orekit
• Collaborative communication and interpersonal skills with the ability to work both independently, as part of a team, and to provide mentoring across the team
• Flexibility to thrive in a dynamic and agile environment, meeting challenges such as balancing the flight dynamics needs of programs at different stages of maturity and enabling successful remote collaboration with various teams around the world
• Bachelor’s degree, Master’s degree or PhD in science, technology, engineering or math, or equivalent experience

If you’re passionate about our mission and believe you’d be an outstanding addition to our team, don’t worry about checking every single box—or having a background solely in aerospace or defense. At Astroscale U.S., we’re committed to fostering a diverse, inclusive, and open-minded environment. We embrace a wide range of perspectives, experiences, and ways of thinking. If you’re excited about contributing to our work and think you’d thrive in this role, we encourage you to apply.

Salary range: $130,000-160,000. The salary range represents the low and high end of the Astroscale U.S. Inc. salary range for this position. Actual salaries will vary and may be above or below the range based on various factors including but not limited to experience, knowledge, and ability as applicable to the role.

The application deadline is September 25, 2025.

Please note Astroscale U.S. is a U.S. Government registered, export control compliant company, as such applicants should be a U.S. person or U.S. citizen.

Astroscale U.S. Inc. is an E-Verify employer.