Last updated: 2025-07-01

30 Wireless Communication Engineering jobs in Tokyo.

楽天モバイル株式会社

楽天モバイルは、2019年に「携帯市場の民主化」を目指して携帯キャリア事業に参入した日本で最も新しい携帯キャリアです。革新的な技術で独自の回線を構築し、低価格でシンプルなワンプランを提供しています。

ソフトウェアエンジニア / ネットワークインフラエンジニア / クラウドインフラエンジニア / データサイエンティスト

Tokyo

  • Skills: ソフトウェアエンジニア, ネットワークインフラ, クラウドインフラ, データサイエンティスト, モバイルネットワーク, プログラミング, 5Gシステム, 自動化開発, 仮想化技術, エンドツーエンドのテスト
  • Experience: モバイルネットワークおよび通信システムの開発・検証、ネットワーク保守・運用等での経験
  • Type: 正社員

Rakuten

Lead the development of mobile devices and terminals for both B2C and B2B users, ensuring compatibility with our network while driving the development of Rakut…

Mobile Device Development Lead

Tokyo

  • Skills: mobile devices, B2C, B2B, project management, IT methodologies, cross-functional teams, communication, ODM vendors, smartphones, IoT devices
  • Experience: Proven expertise in managing complex projects, delivering results on time and within budget.
  • Type: Full-time

Our Organization

Our organization is a dynamic leader in the telecommunications sector, renowned for pioneering advancements in network technology. We specialize in the develop…

PCC & Signaling Architect

Tokyo

  • Skills: PCC & Signaling, 4G services, 5G services, Network solutions, Telecommunication standards, VoLTE design, End-to-end troubleshooting, Kubernetes, OpenStack, Policy and Charging systems
  • Experience: At least 10 years of overall experience in the telecom industry, specifically with 4G & 5G services.

Rakuten Mobile

At Rakuten Mobile, we are at the forefront of revolutionizing communication through our advanced mobile network technologies. As a leading innovator in the tel…

5G SA Core Architect

Tokyo

  • Skills: 5G SA Core, network design, cloud-native network, network migration, technical lead, quality assurance, project management, DevOps, network monitoring, scripting languages
  • Experience: 8+ years of experience in the Wireless Telecom Industry, with at least 6 years in Core network Delivery.
  • Type: Full-time

Pioneering Force in Telecommunications Industry

Dedicated to advancing the future of connectivity through innovative solutions and cutting-edge technology, specializing in the development and deployment of a…

Core SDM Architect

Tokyo

  • Skills: Core SDM Architect, 4G, 5G, Network Solutions, Telecom, Signaling, IMS, OpenStack, Kubernetes, VoLTE
  • Experience: At least 10 years in the telecom industry, specifically with 4G & 5G services.

Rakuten Mobile Inc.

Rakuten Mobile Inc. is focused on enhancing the quality and performance of its networks through comprehensive analysis and benchmarking strategies.

Network Benchmarking Analysis Expert

Tokyo

  • Skills: network analysis, benchmarking, 4G, 5G, drive tests, stakeholders, reporting, KPI, data files, performance tracking
  • Experience: Experience in end-to-end mobile network analysis, including 4G & 5G Radio/Core/Transport.
  • Type: Full-time

Rakuten

In the Device Engineering Department, we lead the market deployment of a diverse range of mobile device products, including smartphones, WiFi routers, and IoT …

Device Software Team Member

Tokyo

  • Skills: Software Development, Mobile Devices, IoT Products, Software Specification Design, Project Management, Vendor Coordination, ODM Development, Business Expansion, Market Trends, Communication Skills
  • Experience: 3+ years of experience in software development related to mobile devices or IoT products
  • Type: Full-time

Rakuten Mobile

Leveraging a sophisticated blend of network engineering, data science, and analytics, the Network Intelligence Engineering team at Rakuten Mobile is a key stak…

Network Performance Engineer

Tokyo

  • Skills: telecommunications, network performance, data analysis, performance optimization, KPI monitoring, root cause analysis, capacity planning, 5G, network configurations, performance management
  • Experience: At least 4 years of experience working in telecom Domain
  • Type: Full-time

Bosch

A leading global engineering and technology company.

Senior Engineer - Next Generation Entry System

Yokohama

  • Skills: Senior Engineer, Next Generation Entry System, Smartphone Key, Digital Key Systems, Platform Design, Customer Requirements, System Design, Requirements Development, Traceability, Global Team Collaboration
  • Experience: Senior Level
  • Type: Full-time

Rakuten Mobile

E2E Performance & Capacity Division is responsible for ensuring Rakuten Mobile network End-to-End performance and/or capacity KPI are achieving the targets, pr…

Voice & Video Quality Expert

Tokyo

  • Skills: voice, video, telecommunications, data analysis, network KPIs, 4G, 5G, performance status, troubleshooting, SQL
  • Experience: 8+ years of experience in telecommunications

SGS

エンジニア(EMCラボ)

Yokohama

  • Skills: EMC試験, イミュニティ, エミッション, 試験結果, レポート作成, 試験計画, 見積り, 試験機器, 管理・メンテナンス, 専門スキル
  • Experience: 未経験歓迎

Bosch

RF System Engineer

Yokohama

  • Skills: RF solutions, customer engagement, technical concepts, risk analysis, cost/benefit analysis, collaboration, interface design, technical risks, mitigation measures, elicitation

Applied Intuition

Applied Intuition is the vehicle intelligence company that accelerates the global adoption of safe, AI-driven machines. Founded in 2017, Applied Intuition deli…

Electronic Warfare Engineer

Tokyo

  • Skills: Electronic Warfare, RADAR, Signal Processing, Software Development, Cognitive Sensors, Algorithm Design, Defense, Tactical Autonomy, Simulation, Uncrewed Aerial Systems
  • Experience: 5+ yrs experience with software implementation of radar signal processing algorithms
  • Type: Full-time

Harman

Harman is a company focused on automotive, lifestyle, and digital transformation solutions.

Principal Engineer, Customer Application

Tokyo

  • Skills: Telematics, Mobile Wireless Technology, Automotive SPICE, DNG (DOORs), Siemens Teamcenter, Embedded systems, SW/HW architectures, Project delivery, Customer Relationship, Automotive CAN
  • Type: full_time

Rakuten

RF Capacity and Network Insights Expert

Tokyo

  • Skills: RF Capacity, Network Insights, LTE, 5G, network capacity, AI/ML algorithms, root cause analysis, KPI tracking, traffic analysis, crowdsourcing

Ansys

For more than 50 years, Ansys software has enabled innovators across industries to push boundaries by using the predictive power of simulation. From sustainabl…

Application Engineer II SCBU

Tokyo

  • Skills: Application Engineer, EDA products, Semiconductor, Power Integrity, Signal Integrity, Reliability, EM, ESD, Advanced Packaging, SoCs
  • Type: full_time

Rakuten Group, Inc.

Rakuten Group is a global leader in e-commerce and also operates within the mobile networking sector, providing innovative technology and services.

Network Architect

Tokyo

  • Skills: network architect, mobile services, corporate customers, telecom carrier, 5G core, LTE, service planning, operation design, vendor management, project management
  • Type: full_time

Harman

HARMAN is proud to be an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to …

Principal Engineer, Acoustic Systems Engineering

Tokyo

  • Skills: Acoustic engineering, Audio systems, Transducer design, DSP, Audio amplifiers, Psychoacoustics, RFI/RFQ pursuits, Sound tuning, Product management, Aptitude test
  • Type: full_time

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