Tokyo Rakuten Mobile, Inc. Full time

Job Description:

About Organization

The Mission of Core Network Department is for the planning, engineering, design and delivery of the central intelligence of Rakuten Mobile network. 

Mission is to drive DevOps, CI/CD, F5 LB, and platform engineering and operations for all core services and solutions. This includes DPI/DDOS services, data analytics and monetization, DPI-based use cases, AI for core networks, automation, and its technical delivery for the Entire CORE BU Projects & services ( IMS/EPC/RCS/5G)

We are seeking a highly experienced and visionary Cloud Solution Architect to join our dynamic team, focusing specifically on Core Network Applications. In this critical role, you will be instrumental in designing, planning, and overseeing the implementation of our next-generation core network services, ensuring they are cloud-native, highly available, scalable, and secure. You will work closely with engineering teams, Infra Cloud teams, and other architects to translate technical requirements into robust, cloud-based technical solutions that drive Rakuten Mobile's strategic objectives.
This role requires a deep understanding of advanced networking concepts, Container Ingress Services( CIS), Kubernetes networking, Cloud-Native Network Functions (CNF), and a strong ability to provide technical leadership and solution design for 5GC, IMS, DPI, 3GPP Core network CNF(s) etc.

Job Details

Our business involves managing and optimizing the core network functions and services. The Cloud solution Architect  will be key stakeholders for designing, planning, and overseeing the implementation of our next-generation core network services, ensuring they are cloud-native, highly available, scalable, and secure. His responsibilities will include Architect and implement Container Ingress Services (CIS) for   seamless integration with Kubernetes clusters. Design and deploy solutions to support Cloud-Native Network Functions (CNF) within Kubernetes. Integrate various Core network elements with various Rakuten cloud platforms ( ).Provide expert-level guidance during critical incident resolution and root cause analysis for Cloud/Robin networking /ingress/ Egress related issues for core network application. Act as a subject matter expert for Cloud, Kubernetes and networking

Minimum Qualifications


• 5-10 years of hands-on experience with Kubernetes and Cloud-Native Network Functions.

• In-depth understanding of Kubernetes networking concepts, CNI, Services, Ingress, Egress and Network Policies.

• Proven experience with Cloud-Native Network Functions (CNF) deployment and management.

• Solid understanding of IP networking principles, routing, switching, and security.

• Proficiency in scripting languages such as Python or Bash for automation and orchestration.

• Familiarity with CI/CD pipelines and DevOps methodologies.

• Knowledge of the Telco Core Network and 3GPP Core CNF(s) . IMS, Packet core, RCS, DPI tec

• Excellent problem-solving, analytical, and communication skills

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience..

Preferred Qualifications


• Knowledge of telco 4G/5G Core Network Functions and Services is preferred. Experience with Packet Core Nodes, IMS nodes, DPI/DDOs, 5G , CGNAT, CIoT Core

• Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD)

• Knowledge of the Core Network networking , traffic , 3GPP and services

• F5 Big-IP, CIS LB expertise.

Languages:

English (Overall - 3 - Advanced), Japanese (Overall - 2 - Intermediate)

  • Tokyo Rakuten Mobile, Inc.

    We are seeking a highly experienced and visionary Cloud Solution Architect to join our dynamic team, focusing specifically on Core Network Applications. · Design and implement Container Ingress Services (CIS) for seamless integration with Kubernetes clusters. · Design and deploy ...


  • Tokyo Rakuten Mobile, Inc. Full time

    We are seeking a highly experienced and visionary Cloud Solution Architect to join our dynamic team. · ...


  • Tokyo Rakuten Mobile, Inc. $1,000,000 - $1,500,000 per year

    Job Description: · About Organization · The Mission of Core Network Department is for the planning, engineering, design and delivery of the central intelligence of Rakuten Mobile network.Mission is to drive DevOps, CI/CD,Job summaryWe are seeking a highly experienced and visionar ...


  • Tokyo griddable

    · ...


  • Tokyo Oracle

    We are looking for hands-on Principal Cloud Architect with deep expertise in HPC, GPU infrastructure, and AI platform engineering to join our growing team. · ...


  • Tokyo FyndBridge Consultants & Advisors

    We are seeking a highly skilled and experienced Core DPI (Deep packet Inspection) Engineer with deep expertise in Cloud-Native Network Functions (CNF) to be deployed on the platform. · This role is central to designing, validating, and deploying advanced Deep Packet Inspection (D ...


  • Tokyo FyndBridge Consultants & Advisors ¥900,000 - ¥1,200,000 per year

    +Job summary · We are seeking a highly skilled and experienced Core DPI (Deep packet Inspection) Engineer with deep expertise in Cloud-Native Network Functions (CNF) deployed on the platform. · +Design and validate new DPI-based solutions and features specifically tailored for de ...


  • Tokyo Rakuten Mobile, Inc.

    We are the IMS Core Engineering department responsible for the end-to-end lifecycle management of the design architecture and software of the IMS network. · In the role of IMS Core Solution Architect they focus on IMS core components that manage network mediation charging and pro ...


  • Tokyo Rakuten

    We are seeking a highly motivated and experienced Cloud Center of Excellence (CCoE) Evangelist to join our dynamic team.In this pivotal role,you will be the driving force behind the adoption understanding,and effective utilization of our cloud capabilities across the organization ...


  • Tokyo SAP

    We help the world run better · At SAP we enable you to bring out your best Our company culture is focused on collaboration and a shared passion to help the world run better We focus every day on building the foundation for tomorrow and creating a workplace that embraces differen ...

  • Cloud Engineer

    3週間前


    Tokyo Rakuten ¥4,000,000 - ¥12,000,000 per year

    Rakuten is seeking a skilled and experienced Cloud Engineer to join our dynamic Recommendations and Personalization team in Tokyo. You will be an integral part of an international team leveraging cutting-edge AI and machine learning to deliver personalized experiences across all ...


  • Tokyo Rakuten

    We are seeking an SAP Business Technology Platform (BTP) Architect and Engineer to lead the planning, implementation, and optimization of SAP BTP solutions. · ...


  • Tokyo Rakuten Full time

    The Technology Management Division (TMD) provides Corporate IT, · Cyber Security & Privacy Governance to Rakuten Group companies and essential business management · for technology organizations thereby enabling innovation and strengthening technology foundation. · This role will ...

  • Network Engineer

    2ヶ月前


    Tokyo FyndBridge Consultants & Advisors ¥1,000,000 - ¥2,000,000 per year

    We are seeking a highly skilled and experienced Core DPI Engineer with deep expertise in Cloud-Native Network Functions (CNF) deployed on the platform. · ...

  • Security Architect

    1ヶ月前


    Tokyo Robert Half ¥1,000,000 - ¥3,000,000 per year

    As a Senior Security Architect at Global FSI organization you will drive the design and evolution of enterprise security architecture with focus on data protection secrets management cryptography. · ...


  • London Netskope

    We are seeking a Senior Staff Engineer to architect a resilient file-based synchronization engine from scratch for Netkope SASE platform. · The engineer will define strategy for data consistency handle network partitioning scenarios build system capable of managing high-throughpu ...


  • Tokyo Dell Technologies Full time¥1,500,000 - ¥1,970,000 per year

    The AI Solutions Consultant will proactively identify, qualify and work in partnership with core sales executives to sell comprehensive Nvidia AI Enterprise Software & Eco-system partner solutions. · The role requires 15+ years of related sales consulting specialty and pre-sales ...


  • Tokyo ビルドプラス(旧ウォールアンドケース)

    A B2B SaaS company is hiring a Data Solutions Engineer to design, build and operate data products and integration platforms. · The role focuses on end-to-end ownership of data pipelines. · ...


  • Tokyo Dell Technologies ¥2,000,000 - ¥2,800,000 per year

    At Dell Technologies we create the extraordinary our AI Solutions Specialist team sell AI innovation to the world Responsible for AI business revenue growth market share gain acceleration of Enterprise AI adoption sales enablement they get to know Dell Technology s best of breed ...


  • Tokyo Google

    The Technical Account Manager Lead will be responsible for delivering Technical Account Management (TAM) services to ensure customers get the most value from their Google Cloud Platform investments.TAMs are proactively focused on increasing cloud adoption and cloud usage by provi ...


  • Tokyo PlaxidityX (Formerly Argus) ¥5,000,000 - ¥10,000,000 per year

    We are seeking a highly skilled Solution Sales Engineer to join our team in Japan. As a technical architect behind our sales efforts, · you will drive the adoption of PlaxidityX's Vehicle Detection & Response (VDR) solutions. · Bridge complex automotive architectures with cutting ...