A startup developing small-scale decentralized water circulation system. Their decentralized water circulation system provides a solution to the problem of water supply and sewerage systems becoming increasingly unprofitable in sparsely populated areas due to population decline and aging facilities. Its effectiveness as a means of preparing for water outages during disasters has also been recognized. The company has been selected for NEDO's support fund and SBIR. Founded: 2014 Total funding: 10 billion yen Number of employees: Over 80

Chuo-ku, Tokyo

You will be responsible for electrical design of key devices in our products, from prototyping to mass production. Key Device Development Work: - Understanding the operating principles of key devices - Responsible for everything from customer value to requirements definition - "Conceptual design" to determine functionality and performance - "Basic design" to create drawings based on the concept - "Detailed design" to finalize materials, shape, size, etc. based on the basic design - "Production design" to create assembly diagrams for parts

Required skills - Experience designing circuits that reliably convert weak sensor voltages and currents into digital signals - Experience with the design and mass production of the above electrical circuits - Experience defining requirements to summarize necessary functions and requirements Preferred skills - Experience developing advanced small-scale systems collaboratively with mechanical and firmware engineers - Firmware development experience - Compliance with various standards, including PSE and the Radio Law Soft skills - A person who can responsibly develop sensors that control critical water safety - A person who wants to contribute to the world by solving global water issues Nice to have

A Japanese startup providing Earth observation by its own constellation of microsatellites, as well as manufacturing, operating support, and contracted development of microsatellites. Establishment: 2008 Capital: 14.29 billion yen

Chuo-ku, Tokyo (Hybrid style of remote & in-person working)

Radiation-resistant design and testing engineers are responsible for radiation-resistant design of electrical and electronic circuits onboard satellites and radiation testing of components and circuits. This includes electronic component selection, fault-resistant circuit design, radiation testing at external facilities, and analysis of radiation effects on operational satellites. Responsibility: - Select electronic components from radiation-resistant perspective - Design electrical and electronic circuits with radiation resistance in consideration - Plan, prepare, conduct, analyze, and report radiation test at external testing facilities - Standardize test methods and improve labor-saving processes - Support the creation of an electronic component database using test analysis results - Investigate radiation-related phenomena observed on satellites in orbit - Other tasks as required and assigned

[Required] - Graduation from a technical college or university in electrical and electronic engineering, physics, or other related field - Practical experience in electrical and electronic circuit design - Basic knowledge of the elementary processes of radiation - Basic knowledge of radiation detectors - Basic knowledge of the types and mechanisms of accelerators - Willingness to communicate in English - Business-level Japanese language proficiency [Preferred] - Experience in experiments using accelerators - Experience conducting experiments combining radiation detectors with NIMs (Nuclear Instrument Modules) - Knowledge of the radiation environment in space - Experience evaluating the radiation resistance of electronic components - Experience with radiation simulations - Experience developing software for embedded devices - Business-level English proficiency Willingness to communicate in English Business level English is a plus

Japanese semicon maker holding top share in imaging sensor

Atsugi-shi, Kanagawa-ken

■Team's mission Our organization's mission is to connect next-generation technologies to business, from the discovery to practical application of new technologies. In particular, we promote development in the field of silicon photonics, developing optical circuits (called photonic integrated circuits (PICs)) that use silicon to construct waveguides and optical functional components. We also develop electrical integrated circuits (EICs) that control PICs. Applications include FMCW LiDAR and optical communications, and we are developing related systems. In development, we collaborate with universities and external companies to promote the rapid commercialization of new technologies. ■Expected Roles - Device Engineer: Laser chip/silicon photonics substrate bonding, silicon photonics development for efficiency improvement, new structure planning, device structure design, mask creation, and device fabrication on our in-house production line. - PIC Design and Evaluation Engineer: Design prototype PICs and evaluate their functions and characteristics. - EIC Development Engineer: Development related to EICs from design to evaluation, and communication with fabs. - System Development: System development for proof-of-principle testing. In addition, there will be opportunities for business trips, including academic presentations and interactions with overseas and production sites. ■Possible positions - Leader, Block Leader Lead the overall silicon photonics development. Lead each block, including device design and evaluation. Lead external collaborations (universities, other companies, other fabs). - Person in Charge Responsible for the actual operations of device engineers. Responsible for semiconductor device design, simulation, and performance evaluation. Develop new devices and address issues with existing devices, improving them, and maximizing their performance.

■Required One or more of the following: - PIC design experience - Development experience using an optical simulator - PIC evaluation experience - Semiconductor device development experience - Analog circuit design, logic design, or board development experience - Ability to read English papers and comfortable with English ■Preferred - Experience researching/developing actual Si Photonics devices - Project lead experience - Experience considering system requirements using PICs Ability to read English papers and willingness to use English

A Japanese startup developing agriculture robot. Providing services for farmers such as automatic vegetable harvesting robot in RaaS model. Year of foundation: 2017 Capital: 530 million yen Number of employees: 18

Fujisawa-shi, Kanagawa-ken (Hybrid style of remote & in-person working)

As an electrical and electronic circuit engineer, you will be responsible for the overall circuit design that forms the "heart" of the automated harvesting robot. Your role will be to integrate a wide range of systems, including the mobile platform, arm, sensing unit, and communication system. You will be involved in development to optimize circuits and systems, collaborating with engineers from other fields, such as mechanical design, control, and computer vision. In addition, as the robot will be used outdoors in agricultural fields, considerations such as environmental resistance and low power consumption are important. We welcome candidates who can lead the entire development process, including wiring design, board design, EMC/EMI countermeasures, and failure analysis. [Tasks include] - Circuit requirements definition and specification review based on robot specifications - Analog/digital circuit design - Power supply circuit design (DC-DC, battery management, etc.) - Motor driver peripheral circuit design - Communications circuit (CAN, SPI, I²C, Ethernet, etc.) - Microcontroller/communication circuit (CAN, SPI, I²C, Ethernet, etc.) circuit design - Board layout design (artwork design) - Thermal design, noise/EMI countermeasures, and implementation verification - Prototype evaluation and debugging (board evaluation, signal measurement, noise quantification, etc.) - Circuit improvement and version upgrade support - Specification negotiation and coordination with other departments (control software, mechanical design, image processing)

Required Skills - Analog circuit design experience - Digital circuit design experience - PCB design experience - Power supply peripheral circuit design experience Preferred Skills - Motor driver circuit design experience (brushless, stepping, DC motor) - Inverter circuit design experience - EMC/EMI countermeasure experience - Thermal design (heat generation countermeasures, heat dissipation structure considerations) - Reliability testing, failure analysis - Debugging using oscilloscopes, logic analyzers, etc. - Other software experience (microcontrollers, UI, networking) Nice to have

A Japanese startup providing Earth observation by its own constellation of microsatellites, as well as manufacturing, operating support, and contracted development of microsatellites. Establishment: 2008 Capital: 14.29 billion yen

Chuo-ku, Tokyo (Hybrid style of remote & in-person working)

We're strengthening our team of FPGA engineers to support the expansion of our Non-Terrestrial Network (NTN) business, a field that will grow significantly with the advent of 5G and beyond. We are looking for passionate individuals who are ready to take on the challenge of building a satellite-based communication infrastructure to help solve global societal issues. Join us and make a difference. - Design and Development: -- Design, develop, and implement modem/demodulation, telemetry, and command processing functions for satellite communication equipment using FPGAs. -- Develop coding/decoding functions, high-speed signal processing, and data transmission capabilities. -- Lead the design and evaluation of boards where FPGAs will be implemented. -- Review and provide feedback on FPGA designs developed in-house. - Testing and Collaboration: -- Lead the design and execution of various tests for developed communication equipment. -- Collaborate with satellite system engineers on interface design and verification testing for communication equipment. -- Work with ground network specialists to design operational procedures and network management system interfaces. - Operational and External Support: -- Provide operational support to the operations team. -- Coordinate with external organizations and vendors.

[Mandatory Requirements] - Bachelor's degree in Electrical/Electronic Engineering, Computer Science, or a related field (e.g., Physics). - Practical experience in circuit design for microcontrollers or FPGAs and their peripheral circuits, including power supplies and digital/analog interfaces. - Over five years of experience in FPGA logic design using HDLs and IDEs, with the ability to create test benches. - Experience in designing and verifying high-speed SerDes interfaces. - Experience in designing digital signal processing with FPGAs. - The ability to design and lead various types of tests. - Fundamental knowledge and experience using lab equipment such as oscilloscopes, multimeters, logic analyzers, and stabilized power supplies. - Business-level or higher proficiency in Japanese or English. [Favorable Skills/Experiences] - A minimum of three years of experience in embedded hardware development. - Experience with negotiating with external contractors and suppliers, including defining specifications, cost negotiations, and managing delivery schedules. - A solid understanding of computer systems, especially embedded systems, or practical experience in this field. - Experience in schematic and PCB design. - Experience in designing FPGA systems using processor IP cores or SoC-type FPGAs. - Knowledge of embedded software development using C or C++. - Experience with FPGA and software development using Git. - Knowledge of command-line tools and scripting languages like Python. - Knowledge of real-time system development based on RTOS (e.g., FreeRTOS, vxWorks, uCLinux). - Proficiency with configuration management tools. - The ability to set up software build environments. Business-level or higher proficiency in Japanese or English

An AMR startup founded by a former automotive AD tech lead. Owns products such as autonomous transport robot that can switch between AGV mode on trajectory and autonomous mode without pre-defined trajectory, general purpose towing solution for 3rd party trolleys, and fleet management system. Since the product's release in 2022, sales have been steadily increasing. - Established: March 2020 - Workforces: approx. 50 - Capital: JPY 100M

Kawasaki-shi, Kanagawa-ken (Remote working is accepted though HW-related roles require higher frequency of in-person working)

The hiring company is seeking a hands-on Mechatronics Engineer with a focus on mechanical design to support the development of our autonomous mobile robots and related accessories. In this role, you will bridge the gap between mechanical and electrical engineering, working on motion systems, actuators, sensors, and the physical integration of electronic components. You will collaborate closely with both mechanical and electrical engineers to develop robust, manufacturable, and intelligent robotic systems. [ Main Responsibilities ] - Electromechanical Design: Design and integrate mechanical components with sensors, actuators, and PCBs for robotic sub-systems such as drive units, lifting modules, and accessories. - Root Cause Analysis: Troubleshoot electromechanical issues and implement remediation plans. - Mechanical-Centric CAD Development: Develop detailed 3D models and 2D drawings, with proper GD&T. [ Additional Responsibilities ] - Electrical Development: Help design simple PCBs and harness routing throughout the AMR. - Sensor & Actuator Selection: Participate in the selection and validation of components such as motors, encoders, and other sensors. - Prototype Development: Assemble and test functional mechatronic systems. Lead debugging and iterative design improvements. - Design for Manufacturing & Assembly: Develop designs optimized for manufacturing and assembly. - Documentation: Create clear and maintainable technical documentation including BoMs, design specs, test reports, and assembly guides.

[ Required ] - Education: Bachelor's or Master's degree in Mechatronics, Mechanical Engineering, Electrical Engineering or related field. - Experience: At least 2 years of industry experience working on electromechanical systems or robotics. - CAD Proficiency: Strong experience with parametric CAD tools (e.g., SolidWorks) and electronics CAD tools (e.g. Altium, KiCAD). Comfortable reviewing schematics and layout designs. - Prototyping Skills: Comfortable assembling mechanical systems and integrating electrical components (e.g., motors, PCBs). - Problem-Solving: Strong troubleshooting skills across mechanical and electrical domains. Able to use oscilloscopes, multimeters, current clamps, etc. to diagnose electrical issues. - Communication: Business level in either English or Japanese, and conversational level in the other language. [ Preferred ] - Experience working on AMRs or electromechanical industrial products. - Good understanding of motors, sensors and wireless communications. - Familiarity with Solidworks, SolidWorks PDM, Altium, KiCAD. Business level in either English or Japanese + conversational level in the other language

A Japanese startup developing propulsion system (water engine) for microsatellites. Their propulsion system is mainly used for attitude control / orbit change of satellites. Increase of its usage is considered as certain because of trends such as avoidance / deterrence of debris, ease of orbit injection. Year of foundation: 2020 Workforces: 50+ Total fund raised: 2.5 billion yen

Kashiwa-shi, Chiba-ken

- Development, design, testing and verification of electric and electronic circuits - - Target: analog circuits, digital circuits, microcontroller peripheral circuits (DCDC converters, sensor I/F, charging and discharging circuits) - Incorporating circuits into thrusters and carrying out testing

[Required] - Experience in electrical circuit and electrical board design [Preferred] - Knowledge and experience in embedded systems - Experience in circuit design with an eye towards mass production - Experience in power supply development Nice to have

A Japanese venture designing and developing commercial small SAR satellites and providing data acquired by them Year of foundation: 2005 Capital: JPY 1,939 million Workforce: 68

Fukuoka-shi, Fukuoka-ken

As a member of the satellite hardware development team, you will be responsible for the RF system of a mass-produced model of a small synthetic aperture radar (SAR) satellite that is part of a constellation of 36 satellites. [Details] Various designs, analyses, tests, and evaluations of RF components to be installed on satellites - RF component and system design, device selection - Real machine evaluation using various measuring equipment (oscilloscopes, logic analyzers, spectrum analyzers, network analyzers, etc.) - Outsourcing management related to the above

[Required] - Practical experience in component or system development of equipment with RF modules (devices, antennas, etc.) in GHz or higher in the fields of smartphones, automobiles, in-vehicle equipment, home robots, artificial satellites, wireless communication base stations, etc. - Familiar with the design, analysis, and evaluation of RF systems with RF modules in GHz or higher - Familiar with the evaluation of RF systems using RF measurement equipment such as spectrum analyzers and network analyzers [Preferred] - Experience in designing hardware components for artificial satellites - Experience in designing radar equipment - Technical communication skills in English [Desired personality] - Able to work with members inside and outside the company and work on projects as a team Nice to have

A Japanese cooking robot startup automating tasks such as cooking, serving, and cleaning by a sophisticated combination of hardware and software technologies. In addition to system integration tailored to the store, and the development of recognition and control software, they also develop some of the hardware in-house or jointly to achieve optimal customization. Established: 2018 Number of employees: 82 Capital: 4.39 billion yen

Koto-ku, Tokyo

You will be involved in developing robots that can automate tasks currently performed by humans in restaurant kitchens. - Unit design, assembly, verification, and improvement for principle verification - Prototype device design, assembly, verification, and improvement based on verification results - Specification review, requirements definition, concept for mass production device, etc.

Required: - Experience in mechanical design and development (3 years or more) - Customer negotiation and specification review - Experience in positioning with motors and designing equipment using pneumatic equipment Preferred: - Experience in designing industrial automated machines - Experience in specification review, overall concept, and estimates for the above equipment - Expert knowledge of machine elements Nice to have

Japanese venture business developing, fabricating and selling communication robots for consumer market. Also develops robots and IoT products on contract basis. Year of foundation: 2007 Number of employees: approx. 40

Shinjuku-ku, Tokyo (Hybrid style of remote & in-person working)

[Recruitment background] As our in-house products are being born one after another and inquiries for contract projects are increasing, the number of products moving on to the mass production phase is also increasing, so we would like to strengthen our resources by increasing the number of staff. [Expected job description] As part of the planning and management of mass production projects for robots and IoT products, - Support the launch and optimization of factories and manufacturing lines at subcontractors, and lead operations - Production management - Product procurement, parts procurement, collaboration and coordination with suppliers and partner companies - Various evaluation tasks in mass production development - Failure analysis, product design improvement - Cost management, schedule management, and quality assurance - Information sharing and problem-solving support between development and manufacturing teams - Import and export operations (certification acquisition in each country, documentation support, security response, etc.) - Consulting on the above domains in customer product development [Products involved] - New products in small lots to several thousand units (including our own products and contracted projects) - Repeat production and improvement of our existing products [Attraction of this job] - The immeasurable excitement of seeing the first unit before the development engineer - The sense of accomplishment when you solve a customer's problem using your own knowledge - The joy of working with not only engineers but the whole company to launch a product as a team - The joy of facing manufacturing head-on - The joy of delivering the product to users who love it

[Required requirements] - Project management experience (preferably manufacturing/mass production projects) - Experience in setting up a factory or production line - Ability to negotiate with teams and partner companies - Basic knowledge of manufacturing processes and production management - Experience in mechanical design, jig and tool design, creating work procedure manuals, and creating BOMs - A love of manufacturing [Preferred requirements] - Experience in mass production of robots, precision machinery, and electronic devices - Experience in electrical design/software development related to mass-produced products - Proven track record of cost reduction and quality improvement in the manufacturing industry - QA experience - English ability (may involve collaboration with overseas suppliers) - Work experience at a hardware startup company [We welcome those who】 - Want to contribute to market creation in a growing market - Want to develop products in a small, elite team - Want to try their hand at platform development - Want to gain a business perspective - Like robots Not requried

A startup that develops and provides high-thrust, safe, and inexpensive propulsion systems for microsatellites. Year of foundation: 2020 Workforces: 40+

Sapporo-shi, Hokkaido

You will be responsible for designing, testing, and evaluating the electronic boards required to operate the propulsion system, as well as building the boards for data collection necessary for ground testing. Work details: - Design of electronic boards for propulsion systems - Improvement of design method - Investigation of procurement sources - Improvement of data collection system for ground test - New technology development

[MUST] - Experience in manufacturing or relevant field - Those who can write and read English. - Those who have curiosity and desire to challenge the space industry together. - Those who want to be a part of a start-up company from Hokkaido and want to be a part of the cutting-edge business. - Those who want to improve their skills and experience in an international environment. [WANT] - Basic knowledge of electronics - Experience in designing and operating electrical circuits - Experience in machine control using programming languages (Python, C, etc.) - Experience with sensing technology such as IoT - Basic knowledge of wireless engineering - Experience in electronic design of space equipment - Those who find it rewarding to identify and analyze issues, improve operational efficiency, and build a workflow. - Those who can or are willing to communicate smoothly with overseas members. - Those who are able to work flexibly and enjoy the uncertainties and daily changes that may arise. - Have a high motivation to learn and take on new challenges. [BETTER] - Those who can communicate with members in English. - Those who are attached to Hokkaido or would like to live there (U-turn/I-turn are welcome). - Those who have curiosity and desire to challenge the space industry together. - Those who want to be a part of a start-up company from Hokkaido and want to be a part of the cutting-edge business. - Those who want to improve their skills and experience in an international environment. Business level (non-Japanese native) Ability to read & write + daily conversational oral communication (Japanese native)

A startup developing experiment satellites whose payload can be collected. Working on Japan's first atmospheric re-entry and payload collection. Utilizing the technology cultivated with this product, the company aspires to advance into space architecture and space transportation in the future. Year of foundation: 2021 Capital: 1.88 billion yen

Sendai-shi, Miyagi-ken

You will be leading the system design and development of spacecraft, including orbital transfer vehicles (OTVs), deep space probes, and atmospheric re-entry systems, based on small satellites operated in low to geostationary orbits.

Required skills: More than 5 years of experience in system development of small satellites or similar spacecraft (more than 3 years for PhD holders), or experience leading the system development of 3 or more spacecraft Nice-to-have skills: - Familiarity with spacecraft system configuration, mechanism, structure, functions, and their development and operation processes - Experience in spacecraft system design from concept level to detailed design - Experience in developing atmospheric re-entry systems - Experience in developing spacecraft propulsion systems - Development experience at a startup Soft skills: - Sympathy with the company's mission of "creating a world where everyone can live in space and enriching the future of humanity" - Ability to think and act independently in a startup at its early stage - Humbleness, consistent learning and growing - Not hesitant to communicate in English both inside and outside the company - Active involvement in new technology development Nice to have

A Japanese venture company providing service in infrastructure maintenance and inspection utilizing UAV, as well as digital data management of facilities data. Owns ultra-compact drone developed in-house based on rich track record. Year of foundation: 2016 Number of employees: 60+ Capital: 1.42 billion yen

Chiba-shi, Chiba-ken

Design and develop electronic circuits for small industrial drones and drone peripherals (optional parts such as infrared sensors) that we develop and manufacture. <Specifically> ・Electrical design of small industrial drones ・Product development related to drone peripherals ・Proposing new functions and systems ・Verification and testing of developed circuits ・Negotiations and work with outsourcing companies

【Must】 ・Electronic circuit design experience: 5+ years of practical experience ・Experience in mass production design ・End to end development experience, including specification creation, basic design, detailed design, etc. ・Experience working and negotiating with outsourcing companies 【Desirable】 ・Project lead experience ・Design experience in electronic circuit/antenna design for high frequency bands (1 GHz or higher) ・Practical experience in noise testing/countermeasures and various tests -

A Japanese venture designing and developing commercial small SAR satellites and providing data acquired by them Year of foundation: 2005 Capital: JPY 1,939 million Workforce: 68

Fukuoka-shi, Fukuoka-ken

■System integration / verification testing of artificial satellites and necessary assembly / integration work. [Specifics] - Satellite system integration, implementation of verification tests, preparation and reporting of materials - Assembling satellites and incorporating equipment into satellites - Planning and execution of various satellite environmental tests (vibration, impact, thermal vacuum, radiation, etc.) - Implementation of system harness (including detailed definition, manufacturing instruction, creation of integrated instruction, test harness production, etc.) - Operations at domestic and overseas launch sites

■Must - Experience in equipment assembly and maintenance in industrial fields such as vehicles, in-vehicle equipment, electronic equipment, and robots. - Experience in manufacturing vehicles, in-vehicle equipment and electronic equipment, and various environmental tests and reliability tests such as vibration, impact, weather resistance, temperature cycle, thermal shock, etc. - Experience in coordination management with business partners such as cooperating companies and subcontractors ■Preferred - Experience in conducting artificial satellite environment tests - Hands-on hardware experience in the technical field related to the aerospace domain - Experience in circuit design and implementation of electronic devices and data sheet creation - Development experience of wireless devices - Software installation in Linux environment and programming experience of shell script, Python, etc. - Capability of technical communication in English - Interest in the space development industry and artificial satellites Nice to have

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

Chuo-ku, Tokyo

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

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 Business level in English or Japanese