Who we are

DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security, privacy, and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI, DNS, and certificate lifecycle management, to secure infrastructure, software, devices, messages, AI content and agents. Learn why more than 100,000 organizations, including 90% of the Fortune 500, choose DigiCert to stop today’s threats and prepare for a quantum-safe future at www.digicert.com

Job summary

We are seeking an experienced OpenSearch Administrator with 3+ years of hands-on experience to join our team. The ideal candidate will be responsible for the design, implementation, maintenance, and optimization of our OpenSearch environments. You will collaborate with a global team of administrators to design, automate, build, operate, and continuously enhance the indexing services that support our customer-facing SaaS products.

What you will do
- Monitor cluster health, performance, and resource utilization.
- Implement security best practices including authentication,



authorization, and encryption.
- Develop backup and recovery strategies for OpenSearch clusters.
- Troubleshoot and resolve complex OpenSearch issues.
- Perform cluster upgrades and patches with minimal downtime.
- Optimize query performance and data indexing strategies.
- Collaborate with development teams to implement efficient search solutions.
- Create and maintain documentation for OpenSearch configurations and procedures.
- Implement high-availability and disaster recovery solutions.
- Act as a backup for other team members when necessary.
- Provide on-call support and working off-hours as needed to ensure reliability and availability.
- Bi-weekly rotating shifts are necessary to ensure coverage during weekends.

What you will have
- 3+ years of hands-on experience administering OpenSearch clusters.
- Solid understanding of OpenSearch architecture and core concepts.
- Experien

📌 OpenSearch Administrator (Bengaluru)
🏢 Digicert
📍 Bengaluru