syed mustaba

• Support enterprise infrastructure hosting 200+ business-critical
applications.
• Administer Kubernetes and OpenShift production environments.
• Support cloud-native workloads running on GCP.
• Implement GitOps deployments using Argo CD.
• Support CI/CD pipelines through Azure DevOps.
• Manage containerized workloads using Docker and Kubernetes.
• Monitor infrastructure and applications using Dynatrace and Grafana.
• Manage secrets and credentials using HashiCorp Vault.
• Participate in 12/7 on-call production support.
• Perform incident management, RCA, troubleshooting, and problem
resolution.
• Collaborate with a 40-member engineering organization.
• Utilize GitHub Copilot for code review, script validation, automation
development, and troubleshooting.

• Managed Kubernetes, OpenShift, GKE, WebLogic, Tomcat, and Apigee
platforms.
• Automated operational activities using Ansible and Shell scripting.
• Monitored platforms using Dynatrace and APM tools.
• Supported enterprise production operations, deployments, and reliability
initiatives.
• Performed troubleshooting, capacity planning, and root cause analysis.

• Administered Red Hat Enterprise Linux (RHEL) servers supporting
enterprise production environments.
• Administered and supported OpenShift 4 (OCP4) clusters for enterprise
application deployments and platform operations.
• Installed, configured, and administered Oracle WebLogic Server and
Apache Tomcat.
• Configured and managed WebLogic Domains, Managed Servers,
Clusters, and Node Manager.
• Performed application deployments, rollback activities, and release
validations across Development, QA, UAT, and Production environments.
• Administered Apache Tomcat instances and supported Java-based
enterprise applications.
• Managed application secrets securely using HashiCorp Vault.
• Supported Apigee API Gateway administration, deployments, and
troubleshooting.
• Automated operational and deployment tasks using Ansible and Shell
scripting.
• Implemented configuration management and deployment automation.
• Monitored application performance using Dynatrace/APM.
• Performed RCA and production support.
• Collaborated across infrastructure teams.
• Participated in change management and on-call support.

• Provided L2 production support for enterprise Java and WebLogic-based
applications.
• Monitored application availability and performed proactive health checks
on production environments.
• Supported application deployments and post-deployment validation
activities on Oracle WebLogic Server.
• Troubleshot WebLogic server, application, and middleware-related issues
to ensure minimal downtime.
• Analyzed application logs and coordinated with development teams for
issue resolution.
• Performed incident management, Root Cause Analysis (RCA), and change
implementation following ITIL processes.
• Assisted in production releases, application restarts, and rollback
activities while ensuring SLA compliance.

• Installed, configured, and administered Oracle WebLogic Server across
Development, QA, UAT, and Production environments.
• Created and managed WebLogic Domains, Managed Servers, Clusters,
Node Manager, and Machine configurations.
• Configured and maintained JDBC Data Sources, JMS Servers, Queues,
Topics, Connection Factories, and Work Managers.
• Deployed, redeployed, and validated EAR, WAR, and JAR applications
using the WebLogic Administration Console and WLST scripts.
• Performed WebLogic server startup, shutdown, health monitoring,
performance tuning, and capacity management.
• Installed Oracle Critical Patch Updates (CPU), middleware patches, and
performed WebLogic version upgrades.
• Configured SSL certificates, keystores, truststores, and implemented
WebLogic security configurations.
• Monitored server health, analyzed JVM heap utilization, thread dumps,
and server logs to resolve performance issues.
• Troubleshot middleware-related production incidents and collaborated
with development teams to resolve application issues.
• Supported production releases, emergency deployments, rollback
activities, and change implementations.
• Automated routine administrative tasks using Shell scripting and WLST.
• Followed ITIL processes for Incident, Change, and Problem Management
while providing 24×7 production support for mission-critical enterprise
applications.
•

• Installation, administration, deployment, clustering, JMS, JDBC, and
production support for Oracle WebLogic environments.