We are looking for an experienced Red Hat Certified OpenShift Administrator with strong expertise in enterprise OpenShift environments, automation, Infrastructure as Code, CI/CD, GitOps, cloud migration, and platform engineering.
The ideal candidate should have extensive hands-on experience managing large-scale OpenShift clusters and a strong understanding of the underlying infrastructure, networking, security, virtualization, and automation ecosystem.
Key Responsibilities
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Install, configure, administer, upgrade, and manage large-scale Red Hat OpenShift clusters.
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Perform OpenShift platform administration, troubleshooting, monitoring, performance optimization, and capacity management.
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Design and implement automation for OpenShift infrastructure and application deployments.
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Manage infrastructure using Terraform, Ansible, and Jenkins.
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Implement and maintain GitOps-driven configuration management and deployment using tools such as Argo CD.
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Support migration of enterprise applications and workloads to cloud environments.
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Develop and maintain CI/CD pipelines using Jenkins and Git-based workflows.
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Automate infrastructure provisioning, configuration management, application deployment, and operational activities.
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Develop and maintain Helm charts for application packaging and deployment.
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Work closely with development, infrastructure, security, networking, and application teams to resolve complex platform issues.
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Integrate OpenShift and enterprise platforms through REST/SOAP APIs.
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Develop API consumers/publishers and support integration with external systems.
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Support high-availability architectures and ensure platform reliability and resilience.
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Troubleshoot complex issues involving OpenShift, networking, DNS, SSL/TLS, certificates, load balancers, firewalls, Active Directory, and infrastructure components.
Mandatory Technical Skills
Red Hat OpenShift
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Strong hands-on expertise in Red Hat OpenShift Administration.
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Red Hat Certified OpenShift Administrator certification preferred/required.
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Extensive experience with installation, configuration, upgrades, automation, troubleshooting, and management of enterprise OpenShift clusters.
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Experience with OpenShift Virtualization / KubeVirt.
Infrastructure as Code & Automation
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Expert-level experience with:
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Terraform
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Ansible
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Jenkins
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Strong understanding of Infrastructure as Code (IaC), configuration management, orchestration, and automation practices.
CI/CD & GitOps
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Strong experience implementing GitOps-based deployment models.
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Hands-on experience with Argo CD / ArgoCD.
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Strong knowledge of Jenkins pipeline development.
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Ability to write and maintain Jenkinsfiles using Groovy.
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Experience with Helm and Helm chart development.
Scripting & Automation
Excellent scripting/programming capabilities using:
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Bash
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PowerShell
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Python
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Groovy
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Helm / Helm Templates
API & Integration
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Strong understanding of API communications and integrations.
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Hands-on experience with REST and SOAP APIs.
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Ability to develop and integrate API consumers and publishers.
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Understanding of authentication, communication protocols, and enterprise API integration patterns.
Infrastructure & Networking Knowledge
Strong conceptual and practical understanding of enterprise infrastructure, including:
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DNS architecture and troubleshooting
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Authoritative and Non-Authoritative DNS
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Dynamic DNS
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BIND DNS
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DNS Forwarders
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Load Balancers
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Site Selectors
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Firewalls
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High Availability architectures
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Network communication and traffic flows
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SSL/TLS communication
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SSL handshake and certificate validation
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Cipher Suites and encryption algorithms
Security & Identity
Strong understanding of enterprise security concepts, including:
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Active Directory
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Security Organizational Units (OUs)
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Active Directory policies
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Digital certificates
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SAN certificates
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Client authentication
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Keystores
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Mutual SSL / mTLS
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SSL/TLS security
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Secrets and privileged-access management
Experience with enterprise vault and secrets-management technologies such as:
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HashiCorp Vault
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CyberArk
OpenShift & Platform Engineering
The candidate should demonstrate a strong understanding of:
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OpenShift architecture and components
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Kubernetes concepts and orchestration
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Containerized application platforms
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OpenShift networking
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Storage and persistent volumes
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Cluster security
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High availability and disaster recovery concepts
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OpenShift Virtualization / KubeVirt
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Platform automation
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Enterprise workload migration
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Cloud-native application deployment
Required Experience
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8+ years of overall experience in relevant technical positions, preferably within large enterprise environments.
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Strong hands-on experience administering and supporting enterprise-scale OpenShift platforms.
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Proven experience with automation, orchestration, and Infrastructure as Code.
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Experience working with complex enterprise infrastructure and security environments.
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Strong troubleshooting and problem-solving skills.
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Ability to work with multiple technical teams and stakeholders in a large-scale enterprise environment.
Preferred Qualifications
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Red Hat Certified OpenShift Administrator certification.
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Strong hands-on experience with Ansible, Jenkins, and Terraform.
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Experience implementing GitOps and Argo CD.
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Experience with cloud migration and modernization initiatives.
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Experience supporting highly available and business-critical enterprise platforms.
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Experience in banking, financial services, or other large regulated environments is highly desirable.