Bijan Roy Karmakar
Senior Middleware Administrator
Kolkata
Summary
Middleware Engineer with 9 years of experience in administering and optimizing enterprise middleware (Apache, Tomcat, Oracle Weblogic, Jboss,IBM WebSphere), administering TIBCO solutions (BW5/BW6, EMS, Hawk, Spotfire, WebPlayer), File Transfer technologies (IBM Connect Direct, TIBCO MFT).
Proficient in handling Incidents, service requests, change management, and Problem tickets in ServiceNow, ensuring smooth operations and swift issue resolution in enterprise environments.
Results-driven IT professional with comprehensive background in middleware solutions, aligning technology with business goals. Proven track record in enhancing system reliability and performance through innovative problem-solving and effective resource management. Known for fostering team collaboration and adaptability in dynamic environments, bringing crucial skills in system integration and automation to table. Currently looking for options to move to onshore based locations.
Overview
9
9
years of professional experience
2
2
Certifications
Work History
Sr. Middleware Administrator
Accenture (ATCI)
05.2022 - Current
- Middleware Administration: Administered diverse middleware technologies, including Apache httpd, Apache Tomcat, Oracle WebLogic, and JBoss/Wildfly, ensuring optimal performance and reliability for 100+ production instances with 99.98% uptime.
- TIBCO Component Management: Oversaw various TIBCO components such as BusinessWorks 5/6, Hawk, EMS, and Spotfire, enhancing integration and monitoring capabilities.
- Integration Solutions: Managed additional integration tools like IBM Connect Direct and IBM FileAgent to support secure and efficient file transfers.
- Team Mentorship & Support: Provided guidance and technical support to team members, assisting them in troubleshooting critical issues and deepening their expertise in complex middleware technologies.
- ServiceNow Proficiency: Efficiently handled incidents, changes, tasks, and problem tickets using ServiceNow, streamlining IT service management processes.
- Automation & Scripting: Automated repetitive tasks using Bash/Shell scripting, including instance creation on Apache Tomcat and deployment processes (e.g., backup, cache clearance, application deployment, and service restarts), thereby reducing manual workload by 40% and deployment errors by 70%.
Middleware Administrator
TATA Consultancy Services
01.2017 - 05.2022
- Multi-Platform Expertise: Demonstrated proficiency in managing and maintaining environments on Red Hat Enterprise Linux, Microsoft Windows Server (2010 & 2016).
- Application Support & Deployment: Provided comprehensive application support by deploying application archives within defined release intervals, ensuring smooth and timely updates.
- Automation Engineering: Developed and implemented automation solutions using MS Powershell and Linux Shell scripting to streamline repetitive tasks, reducing manual effort and improving operational efficiency.
- Middleware Installation & Configuration: Installed and configured middleware instances based on specific requirements, optimizing system performance and reliability.
- Security Enhancements: Resolved Apache vulnerabilities by implementing secure configurations that restricted unauthorized access to local files over HTTPS.
- Oracle Technologies: Managed Oracle WebLogic Server and Oracle Enterprise Manager 11g (Fusion Middleware), specializing in forms and report management.
- IBM MQ Administration: Oversaw IBM WebSphere MQ operations, including the configuration of new queues and channels to facilitate reliable messaging.
- Incident Management: Utilized the ServiceNow Incident Management tool to efficiently track, manage, and resolve issues, ensuring adherence to ITIL best practices.
Education
MBA - Project Management & Operations
XIBMS – Bangalore
Bangalore01.2021
B.Tech - Electronics & Communication Engineering
Gurunanak Institute Of Technology
Kolkata06-2016
Skills
TIBCO Technologies
Enterprise Integration & File Transfer Tools
Utilization Of Monitoring tools
Incident management
Scripting languages
Oracle weblogic server
WebSphere application server
Apache tomcat administration
JBoss application server
Problem-solving & RCA
Certification
Microsoft Certified: Azure Fundamentals (AZ-900)
Clients/Projects
- Projects:
Public Power Corporation (P.P.C Romania) (Aug 2024 – Present)
· Initiated involvement during the transition phase by conducting thorough knowledge transfer sessions, ensuring comprehensive understanding of the infrastructure.
· Developed detailed Standard Operating Procedures (SOPs) for all activities, enabling consistent execution by the team.
· Administered various middleware and integration technologies, including Apache, Tomcat, WebLogic, JBoss, Tibco BW 5/6, EMS, Hawk, as well as integration tools like Connect Direct and FileAgent.
· Manage incidents, deployments, patching, and upgrade activities for middleware and Tibco components.
· Collaborate closely with leadership to steer and lead the middleware team within the project.
Enel S.P.A Italy (July 2022 – Present)
· Managed critical middleware systems including Tomcat, Apache, JBoss, and Tibco (BW 5/6, Spotfire, EMS) along with integration and file transfer solutions (Connect Direct, MFT).
· Led domain extension, upgrade, and migration initiatives for various middleware instances.
· Mentored new joiners to ensure smooth adaptation to the client environment.
· Resolved high-priority issues swiftly to minimize downtime.
SAIPEM S.P.A Italy (May 2022 – Oct 2024)
· Streamlined and restructured unorganized middleware architecture to create a well-documented, easily understandable environment for new team members.
· Automated Tomcat and WebLogic instance provisioning along with JDK upgrade processes to improve efficiency and reduce manual effort. Improved provisioning time by 50% via automation of instance setup.
· Automated JBoss/Wildfly Installation & configuration,Apache installation and configuration, including virtual host and proxy setup.
American Insurance Group (AIG-USA) (January 2017 – May 2022)
· Supported a complex and customized middleware infrastructure, including IBM WebSphere, IBM MQ, Apache TomEE, Apache WebServer, IIS.
· Managed IBM MQ infrastructure on the secure AS400 OS, created and managed queues, channels, and messages, ensuring high system reliability.
· Developed monitoring automation that reduced manual checks by 80% and generated daily uptime reports with real-time service availability metrics, increasing visibility and issue detection.
Timeline
Sr. Middleware Administrator
Accenture (ATCI)
05.2022 - Current
Middleware Administrator
TATA Consultancy Services
01.2017 - 05.2022
MBA - Project Management & Operations
XIBMS – Bangalore
B.Tech - Electronics & Communication Engineering
Gurunanak Institute Of Technology