Infrastructure Lead – Cloud Native Architecture

Infrastructure Lead – Cloud Native Architecture

TOKYO, Japan

Job Identification 338640

Job Category Consulting

Posting Date 09/09/2026, 03:50 AM

Role Individual Contributor

Job Type Regular Employee

Does this position require a security clearance? No

Years 10+ years

Applicants Less than 10 applicants

Additional Info Visa / work permit sponsorship is not available for this position

Applicants are required to read, write, and speak the following languages English

Job Description We are seeking a highly skilled Infrastructure Lead to architect, design, and deliver cloud-native infrastructure for COTS applications, with a focus on Oracle Billing and Revenue Management (BRM). The ideal candidate will have hands-on experience with cloud platforms—especially Oracle Cloud Infrastructure (OCI)—and strong bilingual (English and Japanese) communication skills to engage with customers, partners, and internal stakeholders. The role involves end-to-end infrastructure leadership, from design through operational readiness.

Responsibilities

Key Responsibilities

• Architecture and Design:

• Architect and implement cloud-native infrastructure solutions for Oracle BRM and related COTS systems.

• Design scalable, secure, and resilient infrastructure based on OCI and container-based architectures.

• Ensure solutions comply with performance, cost, and regulatory requirements.

• Collaboration and Stakeholder Engagement:

• Engage with customers and partner infrastructure teams to align solutions with enterprise standards.

• Collaborate with internal technical teams and project stakeholders to support end-to-end delivery.

• Prepare infrastructure and operational documentation and lead customer review sessions for sign-off.

• Operational Readiness:

• Implement observability tools and dashboards for real-time monitoring and alerting.

• Design and test disaster recovery (DR) solutions to meet business continuity goals.

• Ensure operational best practices through the delivery of SOPs and infrastructure runbooks.

• Required Skills and Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

• 10+ years of experience in Infra and Technical Architecture, with at least 3 years in cloud-native architecture roles.

• Hands-on experience with Oracle Cloud Infrastructure (OCI) or any public cloud services.

• Strong knowledge of network architecture, security, firewall rules, and microservices architecture.

• Proficient in Docker image creation, Kubernetes cluster management, and Linux OS administration.

• Solid experience with DevOps practices, including CI/CD and Infrastructure-as-Code (IaC).

• Expertise in observability tools like Prometheus, Grafana, ELK, or Splunk.

• Experience creating and delivering Standard Operating Procedures (SOPs) for infrastructure and operations.

• Fluent in both English and Japanese (written and spoken).

• Strong interpersonal, documentation, and presentation skills.

• Preferred Qualifications

• Telecom domain experience, particularly in BSS/OSS systems.

• Familiarity with Oracle BRM, PDC, and ECE applications.

• Knowledge of tools such as Terraform, Ansible, Jenkins, and Git.

• Oracle certifications in infrastructure or cloud solutions.

What We Offer

• Work on leading-edge cloud-native telecom transformation projects.
• Multicultural and collaborative work environment.
• Opportunities for learning and professional growth in a high-impact role.

Qualifications

• Career Level - IC3

• About Us

• Oracle brings together data, infrastructure, applications, and expertise to power innovations across industries. We help customers turn AI and cloud solutions into a better future. We are committed to growing a workforce that promotes opportunities for all with competitive benefits that support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

• We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know.

• Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.