Application Support Sr - Contractor
Listed on 2026-06-11
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IT/Tech
IT Support, Systems Administrator, Cloud Computing, Systems Engineer
Job Summary:
We are seeking a skilled Open Shift Administrator with a strong background in Linux system administration, scripting, automation and Dev Ops practices. The ideal candidate will be responsible for maintaining and supporting Red Hat Open Shift 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 Red Hat Open Shift 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, Git Ops 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:
" Red Hat Open Shift (v4.x preferred) " Linux (Red Hat Linux, CoreOS) system administration " Shell scripting, bash, and/or Python " Knowledge of Dev Ops tools such as Jenkins, Git, Ansible, Helm, Docker, and Git Ops 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, Fluent
D " Good problem-solving skills and experience in incident triage and root cause analysis " Red Hat Certified Specialist in Open Shift 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
Red Hat Certified Specialist in Open Shift 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)
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