MUNIRAJASEKHAR D

Cloud-ready Middleware Administrator with 13+ years of experience in enterprise IT environments. Extensive expertise in managing WebSphere, WebLogic, and JBoss platforms, with growing proficiency in cloud platforms such as AWS and Azure. Skilled in SSL management, containerization (Docker), automation, and cloud-based middleware solutions. Proven ability to ensure high availability, performance tuning, and cross-functional collaboration.

• Barclays & Toll Logistics, Middleware Administrator, 2023-01-01, Handled Jira tickets and provided timely solutions., Involved in certificate renewals, CSR generation, and keystore/truststore management., Led P1/P2 bridge calls ensuring quick resolutions within SLA., Applied fix packs and maintained high availability of environments., Provided RCA-ICA for critical incidents and ensured compliance with SLA., Collaborated with Dev, QA, DBA, and UNIX teams for smooth operations., Managed SSL certificates, monitoring, renewals, and new site/domain creations.
• AT&T, Senior WebSphere Administrator, 2021-10-01, 2023-01-01, Installed, configured, and troubleshot IBM WebSphere Application Server., Actively engaged with customers on SEV1 and SEV2 issues., Prepared SOPs and acted as DR SPOC during downtime activities., Implemented JVM tuning and URL redirection for optimized performance., Interacted with PMR teams to resolve hung threads and OOM exceptions., Installed IHS and WAS using silent installation with response files., Configured LDAP and Sun One Directory servers for security policies.
• A1 Telekom Austria, WebSphere Administrator, 2016-02-01, 2021-10-01, Managed WebSphere Application Server domains and IHS configurations., Proactively monitored and tuned system resources for performance., Assisted in deployments and resolved related issues efficiently., Configured and enabled LDAP-based security for WAS environments., Installed and configured IBM HTTP Server with SSL security., Provided technical consultation to application development teams.
• CNA Insurance, WebSphere Administrator, 2013-12-01, 2016-02-01, Configured WebSphere Application Server and IHS web servers., Provided proactive monitoring, troubleshooting, and RCA for incidents., Installed IBM HTTP Server and configured plug-ins., Enabled Global Security System with LDAP integration., Performed deployments, log analysis, and issue resolution.
• State Street Corporation (USA), WebSphere Administrator, 2012-06-01, 2013-12-01, Administered WebSphere Application Server domains and Apache servers., Provided proactive monitoring, tuning, and troubleshooting., Configured LDAP security and SSL-enabled websites., Installed and configured Apache and IBM HTTP Server., Assisted users and support personnel with technical guidance.