【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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