Application Support Sr - Contractor

Job Summary: We are seeking a skilled OpenShift Administrator with a strong background in Linux system administration, scripting, automation and DevOps practices. The ideal candidate will be responsible for maintaining and supporting RedHat OpenShift clusters in production environment, providing 24*7 support, incident triage, and participating in release activities. You will work closely with cross-functional teams to ensure system reliability, scalability, and performance.

Key-Responsibilities: " Administer and maintain RedHat OpenShift clusters in production and non-production environment. Upgrade Clusters " Perform Linux system administration, troubleshooting, patching " Monitor cluster health, manage node scalability, resource optimization and ensure cluster availability (No downtime) " Troubleshoot and resolve issues related to infrastructure, network, pods, containers, and services " Participate in 24x7 production support (on-call rotation), handle critical incidents, and ensure minimal platform downtime " Develop and maintain shell/python scripts for automation of routine tasks and monitoring " Implement and support CI/CD pipelines using tools like Jenkins, GitOps Approach, or ArgoCD " Collaborate with development and release teams to support deployment and release activities " Create and maintain documentation for systems, processes, and standard operating procedures (SOPs) " Ensure compliance with security, backup, and disaster recovery policies " Platform monitoring using Dynatrace.

MUST HAVE SKILLS: Level 3 5-7 years:
" RedHat OpenShift (v4.x preferred) " Linux (RedHat Linux, CoreOS) system administration " Shell scripting, bash, and/or Python " Knowledge of DevOps tools such as Jenkins, Git, Ansible, Helm, Docker, and GitOps workflows. " Understanding of container orchestration, pod scheduling, and cluster level debugging " Experience working in production support environments with on-call responsibilities " Familiarity with monitoring and logging solutions such as Prometheus, Grafana, ELK, FluentD " Good problem-solving skills and experience in incident triage and root cause analysis " RedHat Certified Specialist in OpenShift Administration or equivalent " Certified Kubernetes Administration (CKA) " Knowledge of Kubernetes, Istio, or service mesh technologies " Experience with Azure cloud platform " Experience with ArgoCD workflows

FLEX SKILLS: N/A

SOFT SKILLS:
Communication in team and throughout org, ability to follow standard operating procedures, team player, customer focused.

EDUCATION:
CKA Certified Kubernetes Administrator is a plus
RedHat Certified Specialist in OpenShift Administration or equivalent is a plus 5+ years of related work experience regardless of educational background
Bachelor's degree preferred, not required (software engineering, computer science, and/or related field)