MongoDB Cluster Administrator (TS/SCI with Polygraph)

• Maintaining a large MongoDB cluster (20+ shards) for a mission critical application ecosystem.
• Implementing and maintaining monitoring of cluster performance.
• Working with application developers to appropriately interface with MongoDB via libraries like Spring Data.
• Performing regular live upgrades of the MongoDB cluster.
• Establish regular cluster backups and procedures for failover of the cluster.

• Must have an active TS/SCI clearance with polygraph.
• Bachelor’s degree in a technical discipline. An additional 4 years of experience may substitute for a Bachelor’s degree.
• 14+ years of experience.
• A firm grasp of sharded MongoDB clusters. This includes monitoring house-keeping items like monitoring chunk migration and other mongo operations, helping pick shard keys, and monitoring the health of the cluster.
• A deep understanding of Mongo’s replication capabilities.
• An understanding of tuning queries, managing indexes, and evaluating explain plans.
• Experience monitoring critical functions of MongoDB.

Nice to Haves:

• Experience with Java and Spring Boot.
• Experience with containerization and orchestration technologies (e.g., Kubernetes).
• Experience with automated build tools, continuous integration, and continuous deployment.