OptiTalent · Job Finder
Jobs in Japan
17 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–17 of 17 jobs
Counts are paused for a minute after many searches; results are still current.
ispace, inc. · Tokyo, Japan
HybridFull-timeSeniorSalesispace is seeking a highly motivated Senior Sales Engineer / Sales Engineer to join our APAC Sales Group and support the growth of our lunar transportation, lunar exploration, lunar infrastructure, and cislunar service businesses across the Asia-Pacific region.
Senior Avionics Design Engineer
2 weeks agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringOwn 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 agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringMission 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 agoispace, inc. · Tokyo, Japan
HybridFull-timeEngineeringupport 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 agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringTrajectory 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 agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringSupport 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 agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringSupport 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…
ispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringBy planning and executing flight-like tests on the ground, you will:
ispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringBy preparing flight products and leading on-console operations, you will:
Propulsion System Layout Engineer
4 months agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringCollaborate 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…
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.
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 agoispace, 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.
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 agoispace, inc. · Tokyo, Japan
HybridFull-timeMid levelEngineeringLead 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…
Business Development & Project Manager
14 months agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorSales1.Strategic Sales & Client Proposals; Develop and execute sales strategies for both new and existing clients, based on insights into national space policies and clients’ mid-term business plans. Deliver high-impact proposals tailored to strategic objectives.; 2.Bid Management;…
Propulsion Design Engineer
22 months agoispace, inc. · Tokyo, Japan
HybridFull-timeSeniorEngineeringCollaborate 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.