1 month ago
Minato, JapanSenior
Responsibilities
- Lead high-level and low-level architecture and design for bare-metal and VM-based Kubernetes and KVM/OpenStack platforms in 5G Core and edge environments.
- Create parameter definitions, configuration manifests, test plans, detailed design documents, execution runbooks, and test verification procedures.
- Apply CNDP, DPDK, SR-IOV, and eBPF for benchmarking, kernel tuning, packet processing, and throughput optimization.
- Architect, integrate, and troubleshoot container networking using Multus CNI, Calico, SR-IOV CNI, and high-performance routing protocols.
- Own staging validation, on-site deployment, production cutover, and real-time risk mitigation during maintenance windows.
- Collaborate with global architecture and engineering teams to resolve product roadblocks and create reusable templates and design collateral.
Requirements
- At least 5 years of hands-on experience designing, deploying, and operating Kubernetes/Docker container platforms or KVM/OpenStack virtualization environments.
- Deep understanding of Linux internals, RHEL or Ubuntu, kernel parameter tuning, system administration, and container network troubleshooting.
- Practical knowledge or implementation experience with CNDP, DPDK, SR-IOV, eBPF, or other accelerated packet-processing technologies.
- Experience delivering end-to-end Plan, Design, Implement engagements and authoring LLDs, runbooks, and test procedures.
- Native or business-level Japanese fluency and professional working proficiency in English.
- Preferred experience with 5G Core components such as UPF and SMF, vEPC, or Telco CNFs.
- Preferred certifications include CKA, CKAD, RHCA, or RHCE.
- Preferred automation and IaC experience with Python, Bash, Ansible, Terraform, or GitOps frameworks.
- Preferred familiarity with GitLab, Jenkins, containerized deployment workflows, Cisco UCS, Nexus switches, and Cisco Telco Cloud architecture.
Tech Stack
Categories
Solutions Engineering
About Cisco
Cisco designs and sells networking, security, and collaboration platforms for enterprises, service providers, and governments, spanning routers and switches, Wi‑Fi, firewalls, zero‑trust, observability, and cloud-managed IT (Meraki) plus Webex. Its business model mixes hardware, software subscriptions, and support/consulting services. Founded in 1984 and headquartered in San Jose, California, Cisco is a public company traded on Nasdaq and serves customers across data centers, campuses, and service provider networks.