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【Microsatellite maker】Electrical Power System Development Engineer

Electrical Engg | Automotive, Manufacturer | Space

Location Chuo-ku, Tokyo
Company Building earth-observation platform by microsatellite constellation. Propose solutions based on microsatellite data. Design and production of microsatellites and related components. Launch arrangements and operational support.

Establishment: 2008
Capital: 4,537 Million JPY
Job Description As a power supply system development engineer for small satellites, you engage in our small satellite development work as a person in charge of power balance analysis, power supply system design, power supply circuit design, verification and evaluation.

-Power balance analysis
Implementation of design that can meet the power requirement from the beginning to the end of the launch (in consideration of equipment deterioration and changes in power generation due to orbit)
Sizing of solar cells and batteries
Regularly update and manage power consumption information according to development progress

-Power supply system design
Organize the power distribution function and the amount of power generation required in each development and operation phase
Design of power generation / distribution system considering efficiency to realize above
Design the circuit diagram of various circuit functions that constitute the power generation / distribution system

-Power supply circuit development
Development of battery charging circuit, regulator circuit, power distribution circuit
Design circuit, Design of substrate, Consignment and management of manufacturing of substrate, and Evaluation of substrate
Design exhaust heat
Coordinate related systems about how to attach the substrate for exhaust heat to the satellite

- Selection of power supply components
Selection of battery module (capacity, life, safety), procurement, evaluation
Selection of photovoltaic cell, assembly manufacture / consignment, implementation and evaluation

-Others
Regularly investigate trends in new element technologies, and conduct recruitment examinations and verification
Improvement of legacy system and implementation of new system development study
Work closely with other engineering teams, partners and vendors for power system quality assurance
Requirement Mandatory

Higher than university graduation or College of Technology
Bachelor's degree in the field of science and engineering
More than 3 years of power supply circuit or analog circuit, or experience of multiple development cycles
Have experience in designing or instructing artwork for power circuits
Those who wants to be expert in the overall power system
Basic Business English

Desirable
Knowledge of satellite orbit and attitude, power system
Experience related to satellite development or operation
Knowledge about solar cells
Knowledge about lithium ion batteries
Experience in system design and evaluation for charging and discharging the system using secondary battery (no matter what kind of CAD is used in circuit design, have at least 3 years experience in design and evaluation)
Experience in EMC evaluation and its measures
Software development experience in C ++ or Python and similar languages
Upper business English
English Level Business level in English or Japanese
Japanese Level Preferred but not required at time of application
Employment Type Permanent

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