What are the responsibilities and job description for the Elastic Administrator position at Mumba Technologies, Inc.?
Job Title: Elastic Administrator / Operator (On-Prem)
Overview:
We are seeking an experienced Elastic SME to support the development, operation, and ongoing management of our on-premise Elasticsearch platform within a security-focused environment at CoreWeave.
Key Responsibilities:
- Administer and operate Elastic clusters (deployment, scaling, upgrades)
- Manage Day 2 operations: monitoring, incident response, troubleshooting, and performance tuning
- Implement backup/restore, high availability, and disaster recovery strategies
- Optimize indexing, query performance, and cluster health
- Support security configurations (RBAC, access control, audit logging)
- Maintain operational runbooks and documentation
- Manage and support Elastic deployments running on Kubernetes clusters (on-prem or hybrid environments)
Required Skills:
- Strong hands-on experience with Elastic stack (Elasticsearch, Kibana, Logstash)
- Proven experience in production support / Day 2 operations
- Experience managing on-premise infrastructure
- Solid understanding of Linux systems, networking, and storage
- Hands-on experience with Kubernetes (deployment, scaling, troubleshooting containerized workloads)
- Experience with monitoring and alerting tools
Nice to Have:
- Experience in security environments or SIEM use cases
- Automation using scripting (Python, Bash, etc.)
- Experience with Helm, operators (e.g., Elastic Cloud on Kubernetes - ECK), or container orchestration best practices