Tokyo Rakuten Mobile, Inc. ¥15,000,000 - ¥25,000,000 per year

Job Description:
About Organization
This organization aims to provide the most attractive and convenient service that meets customers' needs and demands through its own innovative technology and spirit. To produce future world-standard innovations, the team challenges its own possibilities and strives to build a workplace with an environment and system full of opportunities.

The department is responsible for NTN (Non-Terrestrial Network) development, deployment, and commercialization for Rakuten Mobile. This involves overcoming various challenges, such as the proposal of RAN solutions for flying LEO satellites, which cause significant delay and Doppler shift. Additionally, it requires proposing deployment solutions by enabling NTN to coexist with terrestrial telecom networks and other networks operating in adjacent spectrum. The organization seeks talented individuals who can take on and enjoy these challenges.

Job Duties
In this role, the individual will have all or part of the following responsibilities:

  • NTN RAN Solution Development: Deeply understanding RAN, RF, and propagation models to contribute to or lead NTN RAN solutions. This specifically includes determining what kinds of services/features NTN should and should not provide.
  • Vendor Collaboration: Collaborating with the TN RAN team to follow the progress of RAN vendors and ensure timely delivery.
  • Spectrum Efficiency: Proposing coexistence solutions between TN and NTN to improve spectrum efficiency.
  • E2E Integration: Collaborating with Core, OSS, BSS, and security teams to ensure smooth and successful end-to-end integration.
  • Field Testing: Participating in or leading field tests, creating test scenarios, collecting and analyzing data, and generating test reports.

Minimum Qualifications:

  • Deep knowledge in the radio/wireless communication field (+3 years of experience in related field, or technical background equivalent to such experience)
  • Excellent communication skills in Japanese

Preferred Qualifications:

  • Solid understanding the link budget and PHY of the current cellular networks including 5G and LTE
  • Familiar with radio propagation models, antenna patterns
  • Holds radio operator license of Japan, certified as Chief Telecommunications Engineer
  • Familiar with the radio propagation related simulation tools
  • Familiar with standard like ITU-R, 3GPP, etc.
  • Familiar with Japanese Radio regulations

Languages:
English (総合 - 3 - 上級)、 Japanese (総合 - 3 - 上級)



  • Tokyo Rakuten Mobile, Inc. ¥15,000,000 - ¥25,000,000 per year

    Job Description: · About Organization · This organization aims to provide the most attractive and convenient service that meets customers' needs and demands through its own innovative technology and spirit. To produce future world-standard innovations, the team challenges its own ...


  • Tokyo Rakuten Mobile, Inc. Full time¥120,000 - ¥240,000 per year

    This organization aims to provide the most attractive and convenient service that meets customers' needs and demands through its own innovative technology and spirit. To produce future world-standard innovations, the team challenges its own possibilities and strives to build a wo ...


  • Tokyo Rakuten Mobile, Inc. ¥5,500,000 - ¥10,000,000 per year

    This organization aims to provide the most attractive and convenient service that meets customers' needs and demands through its own innovative technology and spirit. · Deeply understanding RAN, RF, and propagation models to contribute to or lead NTN RAN solutions. · Collaboratin ...

  • RF Engineer

    1ヶ月前


    Tokyo HCLTech ¥6,000,000 - ¥12,000,000 per year

    Create a preliminary RF design, design a link budget, and carry out CW measurement per clutter & model tuning. Gather all the details of the new cells addition which are planned to be incorporated in the design. Create a search ring to be released to the survey teams. Carry out a ...

  • Account Manager

    4週間前


    Tokyo, Tokyo ANDREW an Amphenol company ¥4,000,000 - ¥12,000,000 per year

    Account Manager for ANDREW, a global leader in innovating the mobile network infrastructure of the future. The role involves assessing market opportunities, developing business plans, and meeting financial objectives. The ideal candidate has 10+ years of experience in sales and t ...


  • Tokyo, Tokyo ANDREW an Amphenol company ¥3,000,000 - ¥6,000,000 per year

    Join our team and help shape the future of wireless connectivity indoors and outdoors. Together, let's push the boundaries of technology and advance sustainable networks worldwide. · Provide innovative product ideas, customer perspective, and research into product developments. · ...

  • 销售经理

    1ヶ月前


    Tokyo, Tokyo 新拓尼克中国 ¥60,000 - ¥180,000 per year

    Sales manager role to expand business footprint in Japanese telecom market, focusing on 5G/6G wireless base station technologies, Open RAN, AI test automation, software and hardware development, and product testing systems. · Maintain and develop strategic relationships with majo ...


  • Tokyo, , Japan AheadGroup ¥8,000,000 - ¥12,000,000 per year

    Ahead Group is looking for a Cisco High Touch Engineer (HTE) to join a client in the global IT services and engineering sector. The ideal candidate will lead the stable operation, troubleshooting, and continuous improvement of large-scale customer network systems built on Cisco t ...


  • Tokyo Colt Technology Services ¥1,800,000 - ¥2,500,000 per year

    Participate in handover of new customer solution ensuring proper documentation and configuration is available, Proactively and effectively taking care of customer escalation for incidents or issues, Provide technical insights and relevant procedure to relevant teams and take owne ...


  • Tokyo, Tokyo Qualcomm ¥4,000,000 - ¥10,000,000 per year

    Join Qualcomm IE-IOT Task Force team and work with a team of highly motivated and experienced engineers and industrial players in Japan region for designing & developing system on modules and products based on Qualcomm's exciting new IoT focused SoCs with cutting edge AI, Machine ...


  • Tokyo, Tokyo Qualcomm ¥15,000,000 - ¥25,000,000 per year

    We are building the next generation of intelligent robots that operate safely and reliably in the real world. As Director of Systems Engineering, you will define system architecture, ensure end-to-end integration, and ship production-quality robotic systems at scale. · Own the sy ...


  • Tokyo ICEYE Full time ¥180,000 - ¥250,000 per year

    As a Manufacturing Deployment & AIT Manager, you will lead the end-to-end deployment and operational readiness of an ICEYE satellite integration facility in Japan. You will oversee the local facility's setup from project initiation through commissioning and transition to lead the ...


  • Tokyo, Japan ICEYE ¥1,000,000 - ¥1,500,000 per year

    As a Manufacturing Deployment & AIT Manager for [Location], you will lead the end-to-end deployment and operational readiness of a single ICEYE satellite integration facility. · ...


  • Tokyo, Tokyo Takeda ¥8,000,000 - ¥15,000,000 per year

    We are seeking a Data Scientist to join our team in Tokyo. As a key member of our manufacturing division, you will work with colleagues from three manufacturing sites in Japan and global organizations to conduct advanced data analysis and develop digital twin models. · Leverage e ...


  • Minato Ericsson Full time¥1,200,000 - ¥2,500,000 per year

    Bachelor's degree (or equivalent experience) supported by five to seven years of demonstrated technical success in pre-sales systems engineering in 3GPP cellular technologies One to two (1-2) years of experience working with industry Private Wireless solutions and ecosystems Stro ...

  • RF Engineer

    1ヶ月前


    Tokyo HCLTech ¥900,000 - ¥1,200,000 per year

    Create a preliminary RF design, design a link budget, carry out CW measurement, create a Nominal Planning, gather details of new cells addition, create a search ring, carry out coverage prediction, create the final RF design, incorporate recommendations from site survey, construc ...


  • Minato Ericsson ¥6,000,000 - ¥12,000,000 per year

    Join our Team As the technology firm that created the mobile world and a rich history of about 150 years of building ground-breaking solutions and innovative technologies supported by 60,000+ patents, Ericsson has made it our business to make a mark. When joining our team at Eric ...


  • Tokyo Austin Werner ¥6,480,000 - ¥8,760,000 per year

    +Job summary · RAN Engineer - Tokyo, Japan - TELEC Certified MIC · This role focuses on designing, deploying and operating advanced Radio Access Network (RAN) infrastructure to support ultra-low latency wireless connectivity for high-frequency trading in Japan.The engineer will o ...


  • Tokyo Austin Werner ¥900,000 - ¥1,200,000 per year

    This role focuses on designing deploying and operating advanced Radio Access Network (RAN) infrastructure to support ultra-low latency wireless connectivity · for high-frequency trading in Japan. · ...

  • Domain Architect

    1週間前


    Japan Nokia Global ¥960,000 - ¥1,164,000 per year

    The Domain Architects act as trusted advisors partnering with customers on their needs. · ...


  • Minato Apple Full time¥6,000,000 - ¥12,000,000 per year

    Develop an extraordinary product with a prime focus on accuracy, understandability and performance of the product. Evaluate the latest iPhone, iPad and Apple Watch hardware systems, in the field, from early prototype to final products. · ...