Sr Application Support

Tittle: Sr. Application Support Location by Preference: Denver, CO or Phoenix, AZ or Strongsville, OH or Pittsburgh, PA Work Mode : Onsite 5 days a week Duration: Contract to Hire Years Of Exp Required: 8+ Years

Function of the Group: Support the?Openshift?platform? Industry Background: Finance / Banking

Summary:?? Troubleshoot highly technical problems, which may require assessing source code to analyze and resolve problems. This requires advanced troubleshooting skills and must be able to adapt and create non-standard approaches to problem solving.?? ?

Job Responsibilities:

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

Required Skills

• 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?

Education & Certification:

CKA Certified Kubernetes Administrator is a plus? RedHat Certified Specialist in OpenShift Administration or equivalent is a plus? 7+ years of related work experience regardless of educational background? Bachelor's degree preferred, not?required?(software engineering, computer science, and/or related field)?

Ref: #404-IT Pittsburgh