Cloud Engineer

The Technology Platforms Division (TPD) drives the growth of Rakuten's ecosystem by delivering innovative, high-quality technology platforms characterized by integrated control and strategic partnerships.

Within TPD, the Cloud Platform Supervisory Department (CPSD) develops and manages Rakuten's state-of-the-art cloud platform, empowering global scalability and accelerating innovation across its diverse business units.

The Cloud Platform Enablement Department (CPED) drives Rakuten Group's global infrastructure strategy by building and operating a robust private cloud platform and supporting public cloud environments. We empower application engineers to build reliable and scalable systems while ensuring unified support and consistent quality across all departments.

The Cloud Centre of Excellence (CCoE) is a cross-functional team responsible for creating and implementing cloud-related best practices, guidelines, and governance policies. Our primary mission is to ensure that cloud resources are used effectively and efficiently to achieve Rakuten's business objectives. We drive our multi-cloud strategy across GCP, AWS, Azure, and OCI, accelerating cloud adoption, enhancing security, standardizing processes, fostering faster innovation, and optimizing cost efficiency (FinOps) throughout the organization.

As public cloud adoption continues to grow across the organization, we need dedicated cloud engineers to handle the increasing volume of cloud requests, configuration tasks, and user inquiries.

We are looking for an engineer who can take ownership of day-to-day cloud operations and grow as a core member of the team, enabling existing members to focus on higher-level architecture and governance work.

You willbe responsible forday-to-day cloud operations across our multi-cloud environment (AWS, Azure, GCP, OCI), while also collaborating with internal teams and vendors, driving improvements to existing cloud environments, and contributing to team knowledge management.

Cloud Governance Improvement

Periodically review and propose improvements to governance policies, security guardrails, and operational rules

Update and promote best practices based on analysis of organization-wide cloud usage trends

Propose and implement automation and efficiency improvements forCCoEoperations (including scripting and tooling)

Analyze recurring issues and request patterns, and reflect findings into preventive measures and standardization efforts

Cloud Request Handling

Review and process new public cloud account, project, and subscription creation requests

Drive approval workflows via Jira tickets

Verify that request contents meet governance policies and security requirements

Communicate with requesters to answer questions and requestadditionalinformation as needed

Cloud Configuration & Build Operations

Perform configuration tasks for IAM, networking, storage, and other cloud resources following Change Management procedures

Execute operations based on existing runbooks and manuals

Conduct pre/post-checks, document results, and report outcomes in Jira tickets

Troubleshoot issuesencounteredduring operations and escalate when necessary

Support & Inquiry Handling

Provide first-line responses to technical inquiries from internal cloud users

Answer and guide users referencing existing FAQs and documentation

Escalate unresolved issues to team members

Record and aggregate inquiry trends to contribute to FAQ and knowledge base improvements

Documentation & Runbook Maintenance

Create and update cloud operation runbooks on Confluence

Accumulate and organize operation records and team knowledge

Periodically review and update existing documentation

Propose process improvements and contribute to operational standardization

Cross-team & Vendor Collaboration

Coordinate and collaborate with internal teams (security, networking, service teams, etc.) on technical matters

Manage technical inquiries and support cases with cloud vendors (AWS, Azure, GCP, OCI, etc.)

Participate in regular vendor meetings, gather information on new services, and share relevant updates internally

Drive smooth cross-team communication in group-wide cloud initiatives

You will work as part of a 12-member team, collaborating with global members.English is the primary language of communication and is used in all daily meetings, Slack interactions, and documentation.