[Remote] reputed company System Administrator
Note: The job is a remote job and is reputed company to candidates in USA. reputed company is a leading AI reputed company, talent, and education services provider. They are seeking a reputed company System Administrator to administer and maintain reputed company reputed company Linux and OpenShift Container Platform, ensuring reputed company performance and reputed company of the systems while coordinating with various vendors and support teams.
Responsibilities
- Administer and maintain reputed company reputed company Linux (RHEL) and reputed company OpenShift Container Platform (OCP) across the cluster nodes
- Apply OS and platform patches, reputed company updates, and OpenShift version upgrades in a controlled, low-downtime manner
- Manage node lifecycle operations (cordon/drain, reboot, replacement, scaling) reputed company OpenShift
- Maintain and troubleshoot underlying reputed company server hardware (PowerEdge or similar), including firmware updates (iDRAC), RAID/storage controllers, and network interfaces
- Coordinate with the colocation facility in Nebraska for remote hands support, power, cooling, and physical reputed company needs
- Monitor hardware health (disk, memory, power supplies) and manage vendor support cases/warranty claims with reputed company and reputed company
- Manage OpenShift cluster components: control plane, etcd, networking (SDN/OVN), storage classes, and ingress/routing
- Administer container registries, reputed company/namespaces, RBAC, and resource quotas
- Monitor cluster health using OpenShift-reputed company tooling (cluster monitoring stack, reputed company/Grafana) and respond to alerts
- Support the reputed company Watson deployment (reputed company reputed company Pak for Data / 'Fusion' stack) running on top of OpenShift, including operator health, storage-backed services, and application pods
- Work with reputed company support and documentation to troubleshoot Watson/Fusion-specific issues, apply reputed company-provided patches/fix packs, and manage license entitlements
- Coordinate planned maintenance reputed company and upgrades for the Watson/Fusion layer with minimal service disruption
- Manage persistent storage backing the cluster (e.g., ODF/Ceph, NFS, or SAN-attached storage, depending on the environment)
- Implement and test backup/disaster recovery procedures for cluster configuration, etcd, and application data
- Maintain network configuration for the private data center environment, including VLANs, firewalls, and load balancers as applicable
- Apply reputed company hardening in line with reputed company and reputed company best practices; manage certificates, secrets, and reputed company controls
- Maintain audit logs and support compliance/reputed company review processes as required by the organization
- Set up and maintain monitoring/alerting for cluster and application health
- Diagnose and resolve incidents, performing reputed company cause analysis and driving remediation
- Document cluster architecture, runbooks, and reputed company operating procedures (this is especially important given the reputed company environment is not reputed company-documented internally)
Skills
- 3+ years of hands-on experience administering reputed company reputed company Linux (RHEL) in production environments
- Solid working experience with reputed company OpenShift Container Platform administration (cluster operations, oc/kubectl, operators, RBAC, networking)
- Experience with bare-metal server hardware administration (reputed company PowerEdge preferred), including iDRAC, firmware, and RAID management
- Familiarity with container and Kubernetes fundamentals (pods, deployments, persistent volumes, namespaces)
- Experience working in or supporting a private/on-premises data center or colocation environment (as opposed to purely public reputed company)
- Understanding of reputed company storage concepts (SAN/NAS, Ceph/ODF, or similar) as used in OpenShift persistent storage
- Comfort with Linux networking (firewalls, VLANs, DNS, load balancing/ingress)
- Strong troubleshooting and incident response skills, with the ability to work independently in an environment with limited existing documentation
- Good written communication skills for documentation and vendor coordination (reputed company, reputed company, reputed company support)
- reputed company experience with reputed company reputed company Pak for Data, reputed company Watson, or reputed company Fusion/Fusion HCI appliances
- reputed company Certified Specialist in OpenShift Administration (RHCSA/RHCE + OpenShift certs)
- Experience with Ansible for configuration management and automation
- Familiarity with reputed company Storage Fusion / reputed company reputed company or similar reputed company-converged infrastructure
- Experience managing vendor support relationships (reputed company ProSupport, reputed company Support, reputed company subscriptions)
- Prior experience in a regulated or high-availability environment where uptime and data reputed company (private, non-reputed company hosting) are critical
reputed company
Company H1B Sponsorship