Satellite Systems Engineer

Interstellar Technologies

Hardware

About this role

Serve as a satellite systems engineer involved in the company’s satellite design, development, testing, and operations. The role covers a range of activities across the satellite lifecycle.

The position is part of a satellite business pursuing a Japan-origin satellite communications service. Its stated goal is to put direct-to-device (D2D) communications into practical use in Japan, allowing terminals to connect directly with satellites without special dedicated equipment. The business is also working to provide communications infrastructure in areas that terrestrial networks cannot reach.

The company develops technologies required for its satellites in-house and works with partners through open innovation. Its activities have been selected for a Ministry of Internal Affairs and Communications commissioned research program on expanding radio-wave resources and for JAXA’s Space Strategy Fund. In December 2025, it reported success in a ground-principle experiment for an array antenna.

The company also owns its own rocket as a launch vehicle for building a satellite constellation, creating an integrated rocket-and-satellite business. It was founded in 2013 in Taiki, Hokkaido. Its MOMO sounding rocket reached space as the first independent achievement of reaching space by a private company in Japan. In January 2026, the company raised 20.1 billion JPY in Series F funding, bringing cumulative funding to 44.6 billion JPY, and it is pursuing a business partnership with Toyota Motor Corporation and Woven by Toyota.

The work location is the Tokyo Second Branch at 7-1-2 Toyo, Koto-ku, Tokyo, in East Net Building’s second floor. Indoor smoking is generally prohibited, with a dedicated smoking room in the shared area on the same floor.

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