Database Administrator II

Job Requirements n Senior Database Administrator (DBA II) with strong expertise in MongoDB to manage highly available, large-scale production database environments.

The ideal candidate will have deep experience with MongoDB administration, performance tuning, replication, sharding, backup/recovery, security, monitoring, and automation. Experience with Amazon Aurora PostgreSQL and other distributed databases is an added advantage.

What You'll Do

• Manage and optimize large-scale MongoDB production clusters.
• Administer Replica Sets, Sharding, Failover, Replication, and High Availability.
• Perform query, index, aggregation pipeline, and database performance tuning.
• Own backup, Point-in-Time Recovery, disaster recovery, and RTO/RPO processes.
• Implement MongoDB security, RBAC, authentication, auditing, and access controls.
• Monitor database health and performance using Grafana, Prometheus, PMM, and CloudWatch.
• Troubleshoot critical production database issues and perform RCA.
• Automate database operations using Terraform, SaltStack, Python/Bash scripting, and related tools.
• Support other database technologies including Aurora PostgreSQL, Cassandra, ClickHouse, and Elasticsearch.

What We're Looking For

• 4+ years of Database Administration experience.
• Strong hands-on expertise in MongoDB administration.
• Experience managing large-scale production MongoDB environments.
• Strong knowledge of Replica Sets, Sharding, Indexing, Query Optimization, Backup/Recovery, HA/DR, and Security.
• Strong Linux troubleshooting and AWS experience.
• Experience with database monitoring and automation.

Good to Have

• Amazon Aurora PostgreSQL/PostgreSQL.
• Cassandra, ClickHouse, or Elasticsearch.
• Terraform and SaltStack.
• AWS DMS, Debezium, and CDC.
• MongoDB-to-PostgreSQL migration experience.

Key Technology Stack

Primary: MongoDB

Secondary: Aurora PostgreSQL

Additional: Cassandra, ClickHouse, Elasticsearch

Cloud: AWS

Automation/Monitoring: Terraform, SaltStack, Grafana, Prometheus, PMM, CloudWatch

Why Phenom?

Join Phenom to build and operate large-scale, cloud-native database platforms powering millions of talent interactions while solving complex scalability, performance, and reliability challenges