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Senior Astrodynamicist - Orbital Mechanics Specialist

Remote / Online - Candidates ideally in
Pretoria, 0002, South Africa
Listing for: Placements24
Remote/Work from Home position
Listed on 2026-10-31
Job specializations:
  • Engineering
    Research Scientist, Aerospace / Aviation / Avionics, Engineering Design & Technologists
Job Description & How to Apply Below
About the Role

Our client, a pioneering entity in the space exploration sector, is seeking an exceptional Senior Astrodynamicist to join their fully remote team. This critical role will focus on the intricate field of orbital mechanics, contributing to the design, analysis, and operation of spacecraft missions. As a remote-first position, you will collaborate with a distinguished group of engineers and scientists across different time zones, utilizing advanced simulation software and theoretical models.

We are looking for individuals with a profound understanding of celestial mechanics, trajectory optimization, and perturbation analysis. This is an unparalleled opportunity to influence the future of space exploration, working on projects ranging from satellite constellations to interplanetary missions. Our client is dedicated to fostering an environment of innovation, continuous learning, and scientific rigor, empowering its remote workforce to achieve remarkable breakthroughs.

The successful candidate will thrive in an independent work setting, demonstrating initiative and a passion for pushing the boundaries of space science. This position requires a high degree of autonomy and a commitment to excellence in a remote research and development capacity.

Key Responsibilities
  • Develop, analyze, and validate spacecraft trajectories for various mission phases, including launch, orbit insertion, and interplanetary transfer.
  • Perform detailed astrodynamic modeling and simulations, considering perturbations from gravity, atmospheric drag, solar radiation pressure, and third-body effects.
  • Conduct trajectory optimization studies to minimize fuel consumption and mission duration.
  • Analyze and interpret orbital data for mission planning, maneuver design, and anomaly resolution.
  • Collaborate closely with mission design, systems engineering, and flight operations teams through virtual communication channels.
  • Contribute to the development of mission planning tools and software.
  • Mentor junior astrodynamicists and contribute to proposal writing and technical documentation.
  • Stay current with the latest advancements in astrodynamics and space mission design.
Requirements
  • Master's or Ph.D. in Aerospace Engineering, Astronautical Engineering, Physics, or a related quantitative field.
  • Minimum of 6 years of professional experience in astrodynamics and orbital mechanics.
  • Proficiency in astrodynamics software packages (e.g., STK, GMAT, Orekit) and numerical analysis tools (e.g., MATLAB, Python).
  • Strong theoretical foundation in celestial mechanics, orbital dynamics, and perturbation theory.
  • Experience with orbit determination and state estimation techniques.
  • Excellent analytical, problem-solving, and critical thinking skills.
  • Proven ability to work independently, manage projects, and communicate complex technical concepts effectively in a remote setting.
  • Strong written and verbal communication skills for effective remote collaboration.
Benefits
  • Our client offers a highly competitive salary, reflective of the expertise and experience required for this role.
  • As a fully remote position, you will enjoy significant flexibility and the ability to work from anywhere.
  • Comprehensive health, dental, and vision insurance are provided, along with a robust retirement savings plan.
  • Opportunities for continuous professional development, including access to specialized training and conferences, are readily available.
  • Our client fosters a culture of innovation, teamwork, and intellectual freedom.
  • We offer a generous paid time off policy and support a healthy work-life balance, understanding the demands of remote scientific work.
  • Performance-based bonuses and potential equity options are also part of the compensation structure for this essential role.
Position Requirements
10+ Years work experience
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