SRE/DevOps Engineer, Platform Reliability Engineering Group - Cloud Services Department (CLSD)

掲載中・1日前に確認

給与: 記載なし
勤務地: 東京都
休日: 記載なし
雇用形態: 記載なし

どんな仕事かAIによる生成

SRE/DevOps Engineerとして、プラットフォームのインフラ、ツール、自動化の設計・構築・運用を担い、担当サービスの信頼性と運用状態を支えます。Cloud Services DepartmentのPlatform Reliability Engineering Groupが管理するGateway、CDN、Securityサービスを対象に、高トラフィック下でのミッションクリティカルなサービスの構築・運用に携わります。

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応募資格

必須

More than 7 years of hands-on experience in SRE, platform engineering, or DevOps
Proven experience with Ansible for configuration management and automation
Hands-on experience with CI/CD tools (e.g., Jenkins, GitLab CI/CD, CircleCI, or similar)
Strong knowledge of Linux/Unix systems and experience managing production servers
Hands-on experience with Docker for containerization and Kubernetes for orchestration
Experience configuring and managing Squid proxy servers
Familiarity with monitoring and logging tools (e.g., ELK stack, Prometheus, Grafana)
Solid understanding of networking, system security, and troubleshooting
English (総合 - 3 - 上級)

歓迎

CDN traffic and security experience
Experience with Chef or other configuration management tools
Familiarity with reliability engineering concepts: SLOs, error budgets, incident response, and chaos engineering
Scripting experience with Python, Go, Bash, or similar languages
Familiarity with cloud platforms (e.g., AWS, Azure, GCP)
Experience operating large-scale platforms (API gateways, service meshes, or internal developer platforms)
Experience mentoring junior engineers and sharing best practice

求める人物像

a passion for automation, observability, and operational excellence

募集要項最終確認 10/26

職種: SRE
雇用形態: 記載なし
給与: 記載なし
勤務地: 東京都
働き方: 記載なし
経験年数: 7年以上
掲載日: 2026/10/20 09:37（7日前）
最終確認: 2026/10/26 21:35（1日前）

仕事内容

Why We Hire

The Platform Reliability Engineering Group in the Cloud Services Department manages Gateway, CDN, and Security services, such as the APIC gateway, CDN, and external proxy, that empower services throughout the entire Rakuten Group. We are scaling our infrastructure and reliability capabilities, and we are looking for hands-on engineers to join our multicultural team and help build and operate mission-critical services at enterprise scale, with high quality and SLAs, under a tremendous amount of traffic.

Position Details

As an SRE/DevOps Engineer, you will design, build, and operate the infrastructure, tooling, and automation behind our platform, and own the reliability and operational health of the services you support. We are looking for someone with hands-on experience owning production reliability and a passion for automation, observability, and operational excellence.
Your work will include:
Developing, maintaining, and optimizing Ansible playbooks, and ensuring consistent and reliable server configurations across environments
Designing, implementing, and maintaining CI/CD pipelines, and collaborating with development teams to integrate automated testing, deployment, and monitoring
Building, deploying, and managing containerized applications with Docker, and designing and managing Kubernetes clusters for scalability, reliability, and security
Managing production servers for high availability, performance, and security, including Squid proxy servers for caching, filtering, and optimizing network traffic
Monitoring server health, participating in on-call rotations, responding to incidents, and driving issues to root cause and permanent fix
Owning SLO/SLA targets, improving observability and resilience, and contributing to post-mortems and continuous improvement
Partnering with software engineering teams and architects to promote shared ownership of production reliability

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