Senior Red Hat OpenShift Administrator / Engineer

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

8+ years of overall experience in relevant technical positions, preferably within large enterprise environments. Strong hands-on experience administering and supporting enterprise-scale OpenShift platforms. Proven experience with automation, orchestration, and Infrastructure as Code. Experience working with complex enterprise infrastructure and security environments.