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求人ID : 1597417 更新日 : 2026年06月18日
CAS, CLOUD INFRA IP TELEPHONY / IMS DEPL

Telecom Role Bilingual 独占求人

勤務地 東京都 23区
雇用形態 正社員
給与 600万円 ~ 1200万円

募集要項

 

FINAL CONSOLIDATED JOB DESCRIPTIONS (ALL ROLES)COMMON SKILLS (ALL ROLES)

- Telecom: 4G/5G, IMS, Packet Core

- Cloud: OpenStack, Kubernetes, OpenShift

- Virtualization: VMware, Docker

- Linux expertise

- Troubleshooting, RCA, logs analysis

- Mandatory: English + Japanese (JLPT N2+)

応募必要条件

職務経験 3年以上
キャリアレベル 中途経験者レベル
英語レベル ビジネス会話レベル
日本語レベル ビジネス会話レベル
最終学歴 大学卒: 学士号
現在のビザ 日本での就労許可が必要です

スキル・資格

CAS ENGINEERS (1–5 YEARS)

- Automation: Python / Shell

- Cloud: AWS, Kubernetes (pods, logs, deployments)

- Responsibilities:

• Support development, testing, deployment

• Monitoring, health checks, troubleshooting

• Documentation (SOPs, reports)

- Tools: Linux, Git, Jenkins (Docker optional)

- Expectations: Learning mindset, teamwork

- Language: English + Japanese (JLPT N2+)

============================================================

CLOUD INFRA ENGINEERS

CARE (1–3 YEARS)

- L2 troubleshooting: Linux, containers, virtualization

- Networking basics (VLAN, routing), RCA support

- Incident / problem / change mgmt

CARE (3–5 YEARS)

- Log analysis, RCA ownership

- CR/MOP execution, lifecycle mgmt

- OpenStack / OpenShift administration

DEPLOYMENT (1–3 YEARS)

- Deploy OpenStack, Kubernetes, bare metal setup

- VNF/CNF onboarding for 4G/5G (Core, RAN)

- Testing, validation, documentation

============================================================

PACKET CORE (PaCo)

CARE (1–3 YEARS)

- Initial troubleshooting, KPI monitoring, escalation

- Assist RCA, logs analysis

CARE (3–5 YEARS)

- L1/L2 troubleshooting, incident mgmt

- Nodes: SGSN, MME, GGSN/EPG, PCRF, ePDG

CARE (5–10 YEARS)

- L3 troubleshooting, RCA ownership

- Interfaces: S1, S5, Gx

- SLA/KPI mgmt, mentoring

DEPLOYMENT (3–5 YEARS)

- Packet Core deployment, integration

DEPLOYMENT (5–10 YEARS)

- End-to-end design, upgrades, multi-vendor integration

============================================================

IP TELEPHONY / IMS DEPLOYMENT

3–5 YEARS:

- IMS nodes (SBC, NTAS, CFX), VoLTE/VoWiFi validation

5–10 YEARS:

- End-to-end IMS deployment & troubleshooting

- Call flow optimization

============================================================

PROJECT TECHNICAL LEAD (8+ YEARS)

- End-to-end cloud infra design (OpenStack, Kubernetes, OpenShift)

- Telecom expertise: 4G/5G, IMS, Packet Core

- Responsibilities:

• HLD/LLD design

• Stakeholder & customer mgmt

• Delivery governance, escalations

 

勤務地

  • 東京都 23区

労働条件

雇用形態 正社員
給与 600万円 ~ 1200万円
業種 ITコンサルティング

職種

会社概要

会社の種類 大手企業 (300名を超える従業員数)