- Location
- Bangalore · DigiCert, India
- Department
- Engineering
Description
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
The Apache Cassandra Administrator will collaborate with a global team of database engineers to design, automate, build, operate, and continuously enhance distributed Cassandra services supporting customer-facing SaaS platforms. Responsibilities include building highly available, scalable, and secure database solutions with strong focus on performance, resilience, monitoring, and disaster recovery in large-scale distributed environments.
What you will do
- Design, deploy, and manage Apache Cassandra clusters across multi-datacenter environments.
- Build highly available, fault-tolerant distributed database architectures.
- Perform capacity planning, scaling, and performance tuning for Cassandra workloads.
- Implement replication strategies, consistency levels, and data distribution models.
- Optimize Cassandra data models using query-driven design principles.
- Monitor cluster health using tools such as Prometheus, Grafana, or Splunk.
- Troubleshoot node failures, latency, compaction, and data consistency issues.
- Develop automation using Terraform, Salt Stack, Ansible, or similar tools.
- Support migrations from legacy databases to Cassandra-based solutions.
- Collaborate with engineering teams on schema design and workload optimization.
- Provide on-call support and participate in rotating shifts as needed.
What you will have
- 3+ years administering Apache Cassandra in production environments.
- Strong understanding of distributed systems concepts (replication, partitioning, consistency).
- Experience with Cassandra architecture, internals, and data modeling.
- Expertise in performance tuning (compaction, JVM, GC tuning).
- Experience managing multi-node, multi-datacenter clusters.
- Strong Linux systems administration knowledge.
- Cloud platform experience (AWS, Azure, or GCP).
- Strong troubleshooting and incident response skills.
Nice to have
- Experience with DataStax Enterprise (DSE) or Astra DB.
- Kubernetes-based Cassandra deployments (K8ssandra, Cass Operator).
- Experience with CI/CD tools such as GitLab or Jenkins.
- Familiarity with additional databases (MariaDB, SQL Server, PostgreSQL).
Benefits
- Generous time off policies.
- Top shelf benefits.
- Education, wellness and lifestyle support.
To protect candidate information and maintain a secure hiring process, all applications must be submitted through our careers portal. Resumes or CVs sent directly via email will not be reviewed or considered.
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