عرفان شيخ

• Led the migration of on-premises Kubernetes clusters to SUSE Rancher’s RKE2, enhancing scalability and performance for application deployments.
• Managed the transition of UAT/SIT clusters to Azure AKS, creating a robust hybrid cloud environment and microservices architecture.
• Developed and maintained a secure GitOps CI/CD pipeline, streamlining integration and deployment processes while boosting operational reliability.
• Utilized Kubernetes v1.22.x, SUSE Rancher, and Rancher Fleet to optimize container orchestration and management, supporting seamless application integration.
• Collaborated with cross-functional teams to ensure efficient middleware and integration support, enhancing application performance and reliability.
• Provided expertise in WebLogic Administration and Oracle Service Bus, ensuring effective service orchestration and management.

• Lead the installation and patching of Oracle WebLogic and Oracle Service Bus across diverse environments, including Windows, Linux, and Solaris, to guarantee uninterrupted service delivery.
• Collaborate with Application Server DBAs and Oracle DBAs to troubleshoot and resolve complex application issues, significantly improving system reliability and performance metrics.
• Design and implement high-availability solutions, leveraging clustering and load balancing techniques for WebLogic to optimize configuration and maintenance processes.
• Drive automation initiatives to streamline deployment and integration processes, enhancing operational efficiency and reducing downtime.
• Provide integration support and application troubleshooting to ensure seamless middleware operations and enhance user experience.

• Administer and configure Oracle Fusion Middleware technologies, including WebLogic, SOA-OSB, and Portal across various versions (10g, 11g, 12c), ensuring seamless integration and deployment.
• Deliver comprehensive support and troubleshooting for middleware applications, achieving optimal performance and high availability.
• Efficiently resolve escalated queries and issues within SLA timeframes, significantly reducing customer impact and boosting satisfaction levels.
• Serve as the primary owner for critical care systems, performing regular software and system health checks to maintain operational excellence.
• Collaborate with cross-functional teams to enhance integration processes, leveraging automation tools to streamline workflows and improve efficiency.

• Oracle SOA Implementation Certified with a robust background in Oracle Fusion Middleware administration, making me an ideal candidate for DevOps Engineer and Middleware Administrator roles.
• Successfully installed and configured WebLogic, SOA Suite 11g, and Oracle Service Bus 12c across UAT and Production environments, enhancing integration and boosting operational efficiency.
• Designed and managed WebLogic clustered domains in both 11g and 12c, optimizing system performance and reliability.
• Demonstrated expertise in troubleshooting and providing integration support, ensuring high availability and performance of applications.
• Committed to continuous improvement and staying updated with the latest industry trends in DevOps and Middleware technologies.

• Served as an Oracle Fusion Middleware Expert, optimizing E-government applications for the Himachal Pradesh State Electric Board.
• Spearheaded the establishment of UAT, Testing, and Production Environments, facilitating seamless integration of essential applications like ENMS, SAP, EA, and CRM.
• Designed and optimized the Fusion Middleware environment, enhancing operational efficiency for the Application Architecture team and supporting comprehensive analysis and evaluation.
• Partnered with cross-functional teams to streamline processes, ensuring effective communication and collaboration across various departments.
• Developed and maintained robust integration solutions, leveraging Oracle Service Bus and SOA Suite to enhance application performance and reliability.
• Provided ongoing support and administration for WebLogic environments, ensuring high availability and optimal performance of applications.