KDDI Research, Inc.
6 days ago
Postdoctoral/Researcher Position in Space Optical Communications at KDDI Research KDDI Research, Inc. in Japan
Degree Level
Postdoc
Field of study
Computer Science
Funding
Annual income is 4 million to 9 million yen, approximately 4.2 million to 8.5 million yen including various allowances and excluding commuting allowance. Housing allowance, commuting allowance, and overtime allowance are provided. Employment is fixed-term contract; for postdocs, the term can be up to 5 years, with annual renewal and possible promotion to permanent employment based on performance.
Deadline
Mar 31, 2027
Country
Japan
University
KDDI Research, Inc.

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About this position
KDDI Research, Inc. is recruiting a researcher/postdoctoral-equivalent contract employee in space optical communications at its Photonic Devices Group, Optical Division in Saitama Prefecture, Japan.
The role focuses on research and development, demonstration experiments, and technical studies aimed at future commercialization of space optical communication systems. Topics include space optical communication systems, free-space optical communication systems, optical communication terminals, optical link design, communication quality evaluation, propagation impact evaluation, capture/tracking/direction control technologies, simulation, demonstration experiments, and data analysis. The position also involves publishing papers, filing patents, giving conference presentations, and preparing technical proposals.
Eligibility: a doctoral or master's degree is required. Applicants should have experience in satellite-mounted equipment or optical communication payloads, space optical communication, laser communication, optical devices, optical transceivers, optical antennas, or spacecraft system design/testing/evaluation. Strong communication skills are expected. Preferred experience includes optical ground stations, precision tracking, adaptive optics, atmospheric turbulence compensation, satellite constellations, deep space communications, spacecraft systems engineering, optical design, lasers, optical fiber communications, and English-language technical writing and presentations.
Funding and conditions: annual income is listed as 4 million to 9 million yen (approximately 4.2 million to 8.5 million yen including allowances, excluding commuting allowance). Housing, commuting, and overtime allowances are mentioned. The contract is fixed-term, renewable annually; for postdocs, the maximum term is up to 5 years, with possible promotion to permanent employment based on performance.
Deadline: March 31, 2027. Applications are to be submitted by email with a resume, CV, and list of achievements/publications. The posting notes that the application period has ended, so applicants should verify current availability before contacting the listed email address.
Funding details
Annual income is 4 million to 9 million yen, approximately 4.2 million to 8.5 million yen including various allowances and excluding commuting allowance. Housing allowance, commuting allowance, and overtime allowance are provided. Employment is fixed-term contract; for postdocs, the term can be up to 5 years, with annual renewal and possible promotion to permanent employment based on performance.
What's required
Doctoral or master's degree required. Required experience includes research and development of satellite-mounted equipment and optical communication payloads, space optical communication, free-space optical communication, laser communication, optical devices, optical communication terminals, optical transceivers, optical antennas, or spacecraft system design, testing, and evaluation. Strong communication skills are required to proactively promote R&D with stakeholders. Desirable experience includes optical ground stations, optical tracking and precision tracking, adaptive optics, atmospheric turbulence compensation, satellite constellations, deep space communications, spacecraft systems engineering, optical design, lasers, optical fiber communications, international conference presentations, English paper writing, technical discussions with overseas institutions, environmental testing, reliability evaluation, and reading/writing technical documents and academic papers in English.
How to apply
Prepare the required documents: resume, CV with photo and full background, and a list of achievements including all published papers. Apply by email to [email protected]. The posting says the application period has ended, but the listed deadline is March 31, 2027.
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