Key Responsibilities
- Manage and support Linux-based infrastructure and containerized environments (Docker, Kubernetes).
- Administer and optimize large-scale Elasticsearch clusters (configuration, scaling, performance tuning, troubleshooting).
- Provide end-to-end system administration support across environments.
- Perform deep-dive troubleshooting across infrastructure, network, and observability stack components.
- Support ITSM processes including incident, change, problem management.
- Manage hardware and software lifecycle activities.
- Ensure platform stability, high availability, and performance optimization.
- Collaborate with platform engineering and SRE teams to improve observability maturity.
- Assist in deployment, upgrades, and operational governance of observability tools.
- Contribute to automation and operational efficiency improvements.
Minimum Qualifications
- Deep knowledge of Linux systems administration
- Strong hands-on experience with:
- Containerized environments (Docker)
- Kubernetes (production environments)
- Rancher (preferred but not mandatory)
- Extensive experience in system administration across enterprise environments
- Strong exposure to ITSM processes and hardware/software lifecycle management
- Superior troubleshooting and root cause analysis skills
- Strong knowledge of Elasticsearch architecture, configuration, concepts, and performance tuning
- Deep familiarity with networking concepts (TCP/IP, DNS, load balancing, firewalls, routing)
Preferred Qualifications
- Knowledge of observability concepts:
- Distributed
- Tracing
- Metrics
- Monitoring
- Logging
- Experience managing large-scale Elasticsearch deployments
- Knowledge of OpenTelemetry / OpenTracing
- Hands-on experience with observability and logging tools such as:
- Jaeger
- Kibana
- Grafana
- Prometheus
- Splunk
- Dynatrace
- Kafka
What We Are Looking For
- Strong ownership mindset and operational discipline
- Ability to work independently in a fast-paced environment
- Strong analytical and problem-solving skills
- Excellent communication skills for cross-functional collaboration
- Willingness to work in a hybrid model from Amex office
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