22 Network Engineer jobs in Tokyo.

Hiring now: Mvno設備運用保守担当 @ 楽天モバイル, Packet Core Architect @ Telecommun, Sr Prod Support Engr @ Zscaler, Expertise Engr Sase @ Palo Alto , Ran Ops Spec @ Rakuten Mo, Network Engr @ Land Line , Ric Solution Architect @ Network In, Openstack And Kubernetes @ National C, ネットワークエンジニア @ 楽天生命保険, Network Benchmarking Anal @ Rakuten Mo.Explore more at jobswithgpt.com.

🔥 Skills

troubleshooting (7) technical support (4) TCP/IP (4) network problems (3) debugging (3) automation (3) enterprise networks (3) OpenStack (3) Kubernetes (3) DNS (2)

📍 Locations

Tokyo (22)
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楽天モバイル

MVNO設備運用保守担当 Tokyo
Skills & Focus: MVNO, 操作, 監視チーム, テクニカルサポート, 計画メンテナンス, 設備の保守契約, 事業者間調整, 帯域申し込み, 相互接続, 英語スキル
About the Company: 当グループでは楽天モバイルと楽天コミュニケーションズのモバイルサービスに関連するコア設備の構築・運用保守
Experience: MVNO事業者の技術部門での業務経験(2-3年程度）
Type: フルタイム

Telecommunications Innovation Inc.

Packet Core Architect Tokyo
Skills & Focus: Packet Core, Cloud-Native Network Functions, VNF to CNF, MME, SAEGW, UPF, DNS, Network Design, DevOps, CI/CD
About the Company: At the forefront of telecommunications innovation, our company is dedicated to advancing the infrastructure of modern connectivity. We specialize in the develo…
Experience: 8+ years in Wireless Telecom Industry, with at least 6 years in Core Network Delivery.
Salary: Competitive
Type: Full-time
Benefits: Health insurance, retirement plans, remote work opportunities, professional development resources.

Zscaler

Senior Product Support Engineer Tokyo
Skills & Focus: technical support, security, network problems, TCP/IP, debugging, customer assistance, troubleshooting, engineering, internet protocols, open source system administration
About the Company: Zscaler serves thousands of enterprise customers around the world, including 40% of Fortune 500 companies, with a mission to make the cloud a safe place to do …
Experience: 6+ years of experience in technical support or a related area
Benefits: Various health plans, time off plans for vacation and sick time, parental leave options, retirement options, education …

Palo Alto Networks

Expertise Engineer - SASE Tokyo
Skills & Focus: cybersecurity, network security, firewall appliances, Palo Alto Networks, VLAN, IPSEC VPNs, troubleshooting, client migration, security policies, technical support
About the Company: Palo Alto Networks is dedicated to protecting our digital way of life, ensuring a safe and secure online environment for everyone.
Experience: Experience with network, security solutions, and technologies leading security solutions in large environments.
Type: Full-time
Benefits: FLEXBenefits wellbeing spending account with over 1,000 eligible items, mental and financial health resources, and pers…

Rakuten Mobile

RAN Operations Specialist Tokyo
Skills & Focus: RAN networks, radio sites, monitoring, troubleshooting, network changes, commercial base stations, work procedures, automation, English, Japanese
About the Company: RAN Operations Department working both Service Experience Center (SXC) Japan and India and responsible for operation of RAN networks. Handling 300k + radio sit…
Experience: More than 1 year experience for radio station operations
Type: Full-time
5G SA Core Architect Tokyo
Skills & Focus: 5G SA Core, network design, cloud-native network, network migration, technical lead, quality assurance, project management, DevOps, network monitoring, scripting languages
About the Company: At Rakuten Mobile, we are at the forefront of revolutionizing communication through our advanced mobile network technologies. As a leading innovator in the tel…
Experience: 8+ years of experience in the Wireless Telecom Industry, with at least 6 years in Core network Delivery.
Type: Full-time

Land Line Engineering Group

Network Engineer Tokyo
Skills & Focus: fixed network, voice services, IP networks, L2/L3, SIP, RTP protocols, UNIX, Linux CLI operations, project lead, network security
About the Company: Land Line Engineering Group is responsible for the construction, operation, and maintenance of fixed network voice services. Additionally, it also manages coor…
Experience: 5-10 years of experience in engineering work related to business fixed voice network equipment at a telecommunications carrier or equipment vendor.

Zscaler

Staff Product Support Engineer Tokyo
Skills & Focus: technical support, security, network problems, debugging, troubleshooting, enterprise networks, TCP/IP, HTTP, SMTP, Wireshark
About the Company: Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler was founded in 2007 with a mission to make the cloud…
Experience: 7+ years of experience in technical support or a related area
Benefits: Various health plans, Time off plans for vacation and sick time, Parental leave options, Retirement options, Education …

Network Insight Engineering Team

RIC Solution Architect Tokyo
Skills & Focus: RIC solutions, O-RAN, AI/ML, xApps, rApps, network performance, cloud-native technologies, 4G/5G RAN, network automation, problem-solving
About the Company: Dedicated to leveraging cutting-edge AI/ML and data science techniques to harness the power of Telecom big data. Our mission is to drive innovation that optimi…
Experience: Over 8 years of experience in the telecommunications industry, with at least 3 years focusing on RAN architecture, RIC, or O-RAN.
Type: Full-time

National Capacity Planning Section

OpenStack and Kubernetes FM PM Integration Expert Tokyo
Skills & Focus: OpenStack, Kubernetes, FM PM, integration, monitoring, network elements, IP Transport, Datacenter networking, Linux shell scripting, Python programming
About the Company: The National Capacity Planning Section is tasked with collecting, analyzing, optimizing, and assuring capacity for nationwide non-RF network elements. This Sec…
Experience: 8 years of experience with IP Transport / Datacenter networking, Openstack and Kubernetes FM, PM, OBF / Prometheus configuration and Monitoring, Linux shell scripting.
Type: Full-time

Rakuten Mobile

Data Center Technician Tokyo
Skills & Focus: data center cabling, network equipment installation, fiber optics, SFP types, on-site upgrading, Cisco, construction schedules, backhaul network, IP layer configuration, WDM network
About the Company: IP & Transport Eng. & Ops Division is mainly responsible for the construction, expansion, and improvement of the backhaul network that supports Rakuten Mobile'…
Experience: Knowledge and experience in data center cabling operations, installation, and fiber optics.
Type: Full-time

楽天生命保険

ネットワークエンジニア Tokyo
Skills & Focus: ネットワークエンジニア, プロジェクトマネジメント, ネットワーク設計, ネットワーク構築, 保守業務, ルーター, スイッチ, ファイアウォール（FW）, ロードバランサー, オフィス環境の構築
About the Company: 楽天保険グループにおける中核事業の一つ。様々な保険商品を提供し、インターネットチャネルを中心に経営している。
Experience: ネットワーク案件のマネージメントの経験が2年以上、ネットワーク（ルーター, スイッチ、FW、ロードバランサー）の要件定義/設計/構築の経験が5年以上、ネットワークの保守の経験が5年以上、社内SEの経験が2年以上
Type: 正社員（Full-time）

Palo Alto Networks

Sr. Technical Support Engineer - Next Generation Firewall Tokyo
Skills & Focus: Technical Support, Firewall, VPN, Troubleshooting, Linux, TCP/IP, Technical Documentation, Root Cause Analysis, Customer Support, Networking
About the Company: Palo Alto Networks® is committed to protecting the digital way of life by being the cybersecurity partner of choice.
Type: Full-time
Benefits: This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, mental …

Rakuten Mobile Inc.

Network Benchmarking Analysis Expert Tokyo
Skills & Focus: network analysis, benchmarking, 4G, 5G, drive tests, stakeholders, reporting, KPI, data files, performance tracking
About the Company: Rakuten Mobile Inc. is focused on enhancing the quality and performance of its networks through comprehensive analysis and benchmarking strategies.
Experience: Experience in end-to-end mobile network analysis, including 4G & 5G Radio/Core/Transport.
Type: Full-time

Mobile Network Operator (Mno)

IP Networking QA Engineer Tokyo
Skills & Focus: Cisco ACI, IP routing, network optimization, automation, network stability, feature validation, network performance, Python scripting, network testing tools, ITIL processes
About the Company: The Quality Assurance (QA) business unit of our Mobile Network Operator (MNO) is dedicated to validating products and solutions before they are implemented in …
Experience: 8-12 years of experience in IP networking and Quality Assurance

National Capacity Planning Section

OpenStack and Kubernetes FM PM Integration Expert Tokyo
Skills & Focus: OpenStack, Kubernetes, FM, PM, VNF, CNF, telecom, cloud infrastructure, Linux shell scripting, Python programming
About the Company: The National Capacity Planning Section is tasked with collecting, analyzing, optimizing, and assuring capacity for nationwide non-RF network elements. This Sec…
Experience: 8 years of experience with hands-on large-scale VNF, CNF deployment and OpenStack and Kubernetes FM, PM, OBF/Prometheus configuration and monitoring.
Type: Full-time

Rakuten Mobile

Network Engineer Tokyo
Skills & Focus: F5 LTM, DNS, ASM, AFM, network switching, network routing, network equipment, cloud network functions, deployment, communication skills
About the Company: Cloud Platform Division (CPD) provides cloud platform technology for Rakuten Mobile. The Cloud Network Department (CND) specializes in networks, which are the …
Experience: 7-10 years
Type: Full-time

Rakuten Life Insurance

Infrastructure Engineer Tokyo
Skills & Focus: Network Engineer, Database Engineer, Server Engineer, fintech, infrastructure, project leadership, virtualized environments, system construction, troubleshooting, communication skills
About the Company: Rakuten Life Insurance is one of the core businesses within the Rakuten Insurance Group, offering a variety of insurance products and leveraging technological …
Experience: Over 3 years of experience as an engineer in either network, database, or server.

Palo Alto Networks

Sr. Expertise Engineer Tokyo
Skills & Focus: cybersecurity, firewall technologies, networking, security solutions, installation, configuration, troubleshooting, Cisco certified, Palo Alto Networks products, technical authority
About the Company: Palo Alto Networks® is a cybersecurity company that aims to protect the digital way of life and provide safety and security digitally. They are built on challe…
Experience: Experience with network, security solutions, and technologies leading security solutions in large environments.
Type: Full-time
Benefits: FLEXBenefits wellbeing spending account, mental and financial health resources, personalized learning opportunities.

Zscaler

Senior Product Support Engineer Tokyo
Skills & Focus: technical support, troubleshooting, debugging, customer service, network problems, enterprise networks, TCP/IP, HTTP, system administration, Wireshark
About the Company: Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler was founded in 2007 with a mission to make the cloud…
Experience: 5+ years of experience in technical support or a related area
Benefits: Various health plans, Time off plans for vacation and sick time, Parental leave options, Retirement options, Education …

Our Organization

PCC & Signaling Architect Tokyo
Skills & Focus: PCC & Signaling, 4G services, 5G services, Network solutions, Telecommunication standards, VoLTE design, End-to-end troubleshooting, Kubernetes, OpenStack, Policy and Charging systems
About the Company: Our organization is a dynamic leader in the telecommunications sector, renowned for pioneering advancements in network technology. We specialize in the develop…
Experience: At least 10 years of overall experience in the telecom industry, specifically with 4G & 5G services.

Woven By Toyota

Technical Leader - Networking Tokyo
Skills & Focus: firewall, network expertise, engineering infrastructure, enterprise networks, cloud networks, datacenter networks, automation, speed, reliability, scalability
About the Company: Woven by Toyota, a part of the Toyota Group, is challenging the current state of mobility through human-centric innovation and empowering mobility transformati…
Experience: Deep firewall and network expertise with a background in designing, building, and operating complex global networks in a multi-vendor environment.