Job Description

Appealing Points

• Hands-on with cutting-edge search infrastructure: Take full ownership of designing and managing large-scale OpenSearch/Elasticsearch clusters, gaining deep expertise in modern search and analytics technologies.
• Core role in building scalable and reliable data systems: Contribute to the architecture of critical infrastructure supporting application search, logging, and observability pipelines for a growing business.
• High-impact position driving automation and optimization: Lead performance tuning, infrastructure automation (IaC), and AI-driven enhancements with strong technical autonomy and innovation opportunities.

Annual Salary : 7.5 Million and Above

Job description :

We are looking for a skilled and passionate OpenSearch Engineer to design, deploy, and manage our high-performance, distributed search and analytics platform. This role is critical for ensuring our application search, log analytics, and observability pipelines are secure, scalable, and highly available to support our growing user base and data volume. You will be a key contributor to the architecture and operational excellence of our core data systems

Job Qualifications:

• Design & Development:
  • Design, implement, and maintain large-scale OpenSearch/Elasticsearch clusters for various use cases (e.g., application search, logging, observability).
  • Develop, optimize, and tune complex search queries, indexing strategies, and data models to ensure fast and accurate results.
  • Develop custom OpenSearch plugins or integrations as needed to extend platform functionality.
  • Collaborate with application development teams to integrate OpenSearch into new and existing applications.
• Platform & Operations:
  • Manage cluster health, capacity planning, and resource allocation to ensure high availability, performance, and scalability.
  • Implement and manage data pipelines using tools like Logstash, Fluentd, or custom solutions for efficient data ingestion.
  • Define and enforce security policies, including fine-grained access control, encryption, and network segmentation.
  • Automate deployment, configuration, and monitoring using Infrastructure-as-Code (IaC) tools like Terraform or CloudFormation.
  • Participate in on-call rotations to diagnose and resolve production incidents related to the search platform.
• Optimization & Strategy:
  • Proactively identify and resolve performance bottlenecks, conducting regular cluster performance testing and optimization, and enhance the search functionality using AI.
  • Stay current with the OpenSearch/Elasticsearch ecosystem, new features, and best practices to drive platform innovation.

Language Required: Conversational Japanese level (N3 and above) and business level japanese required.

Company Description: 

The Company is a global provider of Digital Business Transformation, Digital Engineering, and Information Technology (IT) outsourcing services that accelerate our clients’ journey to their Digital Future. Company serves Global 2000 companies in Banking, Financial Services, Insurance, Healthcare, Telecommunications, Media, Entertainment, Travel, Manufacturing, and Technology industries. Using a combination of digital strategy, digital engineering, business implementation, and IT platform modernization services, Company helps clients execute successful end-to-end digital business transformation initiatives.

Job Requirements: Japanese JLPT N3, OpenSearch Engineer, Terraform , CloudFormation., Infrastructure-as-Code, Logstash, Fluentd

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