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Engineering jobs in Japan

15 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.

1–15 of 15 jobs

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  • Senior Avionics Design Engineer

    2 weeks ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Own the full lifecycle of spacecraft avionics hardware, from requirements definition and design through implementation, manufacturing, integration, verification, qualification, and flight support.; Lead gate reviews and technical milestones, including coordinating required…

  • Senior Mission Engineer

    3 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Mission Leadership; Serve as the mission-level engineering focal point throughout the spacecraft development lifecycle.; Lead multidisciplinary engineering teams to deliver spacecraft systems that satisfy mission objectives within approved cost and schedule constraints.; Drive…

  • Mission Engineer (Communications Systems)

    3 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeEngineering

    upport development of spacecraft communication subsystem architectures for lunar landers, rovers, orbiters, and related mission systems.; Perform communication system trade studies including frequency selection, antenna configurations, modulation schemes, coding methods, and…

  • Senior Mission Analysis Engineer

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    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…

  • Senior Flight Software Systems Engineer

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Support the definition of a “product baseline”, creating standard requirements, system architecture, ICDs, design and analysis goals, test plans and operations concepts.; Lead and perform safety analyses including Fault Tree Analysis (FTA), Failure Mode and Effects Analysis…

  • Senior Propulsion Systems Engineer

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Support the definition of a “product baseline”, creating standard requirements, system architecture, ICDs, design and analysis goals, test plans and operations concepts.; Perform system level trade-offs, coordinating inputs from various disciplines within the team, to evaluate…

  • Senior Mission Operations Engineer (Test-focused)

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    By planning and executing flight-like tests on the ground, you will:

  • Senior Mission Operations Engineer (Operations focused)

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    By preparing flight products and leading on-console operations, you will:

  • Propulsion System Layout Engineer

    4 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Collaborate with other sub-system teams of Structure, Thermal, GNC, Avionics, Operation and AIT, supporting the lander propulsion design to a consistent system for current and future mission.; Support the propulsion team with technical point of view. Validate analysis and model…

  • Spacecraft Descent Guidance, Navigation, and Control System Engineer

    7 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    (1) Oversee the entire lunar lander landing system, supporting end-to-end development—design, verification, and operations — from the perspective of the Guidance, Navigation, and Control (GNC) subsystem.

  • Spacecraft Descent Guidance, Navigation, and Control Software Engineer

    7 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    (1) Design and implement the landing GNC Flight Software and as well as truth-side models for the lunar lander to enhance mission simulations.

  • Senior OGNC/AOCS System Engineer

    7 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    (1) Join our engineering team overseeing the entire lunar lander orbiter system, supporting end-to-end development—design, verification, and operations—from the perspective of the Guidance, Navigation, and Control (GNC) subsystem.

  • Spacecraft Orbiter Guidance, Navigation, and Control Software Engineer

    7 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    (1) Develop orbiter GNC design and perform GNC-related analysis (such as guidance law design and analysis, control law design and performance analysis, thruster duty analysis, DV analysis, attitude dynamics analysis, sloshing and flexible dynamics, navigation filter design,…

  • R&D Propulsion System Engineer

    8 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeMid levelEngineering

    Lead propulsion architecture definition and modeling for conceptual‑level system studies of different elements of lunar transportation missions (e.g., Orbit Transfer Vehicles, landers, orbital infrastructure), following ARD guidance and contributing through the concept…

  • Propulsion Design Engineer

    22 months ago

    ispace, inc. · Tokyo, Japan

    HybridFull-timeSeniorEngineering

    Collaborate with other sub-system teams of Structure, Thermal, GNC, Avionics, Operation and AIT, supporting the lander propulsion design to a consistent system for current and future mission.; Support the propulsion team with technical point of view. Validate analysis and model…

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.