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Senior Mission Analysis Engineer

Ispace IncLeverTokyo, Japan
Posted 7 JulFound 14 OctSeen 6 hours ago

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The Posting

ispace is looking for Senior Mission Analysis & Flight Dynamics engineer to join our growing team.

As a Senior Mission Analysis & Flight Dynamics engineer, you will support lunar missions by designing and optimizing spacecraft trajectories, analyzing mission performance, and developing flight dynamics tools. You will work closely with mission operations teams to ensure safe and efficient execution of lunar missions.

Responsibilities

  • Trajectory design. Support lunar mission design through trajectory analysis and optimization, generating launch windows while accounting for landing site, orbital, and mission constraints.
  • Covariance analysis. Optimize correction maneuvers by assessing and mitigating the impact of navigation and execution uncertainties.
  • Software engineering. Design, develop, and maintain in-house astrodynamics libraries to support mission analysis, trajectory design, and flight dynamics activities.
  • Requirements management. Contribute to the definition, traceability, verification, and validation of mission requirements.
  • Processes refinement. Identify inefficiencies in existing processes and develop improvements to enhance efficiency, quality, and reliability.
  • Operations. Support Flight Dynamics critical operations with Orbit Determination and Maneuver Planning for ispace’s lunar missions on a 24/7 environment.

Required skills

  • 5+ years of experience on Mission Analysis in in cis-lunar or deep space missions.
  • Professional experience with Orbital Mechanics libraries and tools: GMAT, STK, MONTE, Orekit, Godot or similar.
  • Professional software development experience: continuous maintenance, sprint-based delivery, testing activities, version control, dockerized environments.
  • Familiarity with at least one of the following concepts:
  • Circular Restricted 3-Body Problem (CR3BP)
  • Covariance analysis
  • Lambert Transfer
  • B-plane targeting

Preferred skills

  • Flight Dynamics development and/or operations.
  • Knowledge about cislunar environment: ELFO, NRLO, Halo, etc.
  • Experience interfacing launch providers (e.g. Space-X, ULA, Ariane, MHI, Rocket Lab).
  • Experience using MONTE library.

Facts

Source
Lever
External id
4d6e629d-827c-4474-ade7-a946a5dbce14
Location
Tokyo, Japan
Remote
Hybrid, from the posting
Employment
Full time
Posted
7 Jul 2026, 09:38
First seen
14 Oct 2026, 17:29
Last seen
1 Nov 2026, 11:31
Status
Not yet added
Posting id
24fe19e6-4066-5ede-976b-63fe0bfa2ad9