SYSTEM ENGINEER

Demonstrated experience in Information Technology industry including Linux and Middleware engineering with extensive background in operating system/application installation and production support.

AREA OF EXPERTISE

Operating Systems : Oracle Solaris, IBM AIX, CentOS/RHEL Linux, Windows 7, Server 2003, 2008, 2012

Application Server/ Web Server: Apache Tomcat and JBoss, Oracle Weblogic, IBM WebSphere, Apache Web server, IBM HTTP server, IIS.

Databases: Microsoft SQL Server, Oracle 11g RDBMS, Redis 5.x & 6.0.12, Cassandra and MEM-SQL

BPM Tools: PEGA and Appian.

Load Balancer: Netscaler, F5

Scripting Languages: Jacl, Jython, Python,Perl, Unix Shell Scripting ( ksh, bash)

Naming Services: DNS, LDAP, Active Directory

Communication Protocols: TCP/IP, UDP, HTTP, HTTPS, SMTP,FTP,SFTP,SSH,DHCP

Productivity Tools: Jira, Microsoft Office, Visio, Project, Lotus Notes,SharePoint, Lync, Cisco WebEx.

Server Hardware: Super Mircro, HP, Dell

Monitoring Tools: Wily Introscope, Splunk, Nagios, App Dynamics.

Automation Tools: BMC Bladelogic, Puppet, Ansible.

PROFESSIONAL EXPERIENCE

BANK OF AMERICA MERRILL LYNCH, PENNINGTON, NJ 03/20 – Current

Linux/ Chief / Redis Engineer

Working as Chief Engineer for various projects at Global Wealth Management and Consumer domains at bank of America, which includes collecting Business requirement documents from Application Team and create end to end Infrastructure Design, creating builds sheets and provision them if it Virtual or Physical machines using Portals.

On-boarding Applications to CI-CD using following tools, Jenkins, Artifactory, Ansible, Celestial and XLR.

Expertise in Creating Template for Components, Inventory, Extra Variables and Groups for access in Ansible Tower.

Expert in Installing and Configuring Redis Enterprise Edition 5.x and 6.0.12.

Experienced in collecting onboarding requirements for Redis and do the Shards and Clustering calculations for Sizing the Database.

Supporting NO-SQL Databases like Redis/Mem-SQL and Cassandra End-to-End Production Support.

Expert in Balancing Shards in Redis Database and keeping nodes in maintenance mode for any OS Patch requirements.

Supporting multiple projects in Redis Enterprise, worked on Release schedules and Supporting for any Issues in Production.

Expert in Upgrading Redis Database from 5.x to 6.0.12

Worked on GEO-Replication Cluster Creation in Redis Enterprise Edition.

Worked on Red Hat Linux upgrade patches monthly on required bases and vulnerabilities like hardware and Software.

Automated environments like middleware product installations and configurations from BladeLogic using NSH Scripts and Jobs.

Worked with vendors for on-boarding new applications like Pega, Appian and MEM-SQL in memory database

provisioned servers for supporting infrastructure, involved in design architecture and promoted to next level setup like Dev/SE/QA and PROD.

QBE, Madison, WI 12/19 – 3/20

Infrastructure Engineer

Working as Infrastructure Engineer for various projects at QBE Insurance, Including Server Infrastructure and API Applications.

Worked on ticketing system like Service now on all the Non-Production and Production Change, Incident and Problem resolution.

Worked on Deploying applications in various platforms like Mulesoft, Webmethods, Websphere and Tomcat servers.

Monitored the health of the JVM taking Thread Dumps and analyzing the stack trace these helped in performing Root Cause Analysis to find the cause of the problem.

BANK OF AMERICA MERRILL LYNCH, PENNINGTON, NJ 09/15 – 12/19

Linux/ Chief / Middleware Engineer

Working as Chief Engineer for various projects at Global Wealth Management and Consumer domains at bank of America, which includes collecting Business requirement documents from Application Team and create end to end Infrastructure Design, creating builds sheets and provision them if it Virtual or Physical machines using Portals.

On-boarding Applications to CI-CD using following tools, Jenkins, Artifactory, Ansible, Celestial and XLR.

Expertise in Creating Template for Components, Inventory, Extra Variables and Groups for access in Ansible Tower.

Support IBM Websphere Application Infrastructure as service, (Iaas) environment by utilizing Jira's for managing workflow, perform physical and virtual server builds for a new existing DC's including Raid Configurations, Linux/Unix OS

Opened tickets for PMR for IBM support for troubleshooting.

Installation/Configuration via Blade-logic and Puppet, IPMI Configuration and Nagios Monitoring setup. Other tasks include server reclaims, turn up switch ports, remediate server vulnerabilities, Disabling weak TLS/SSL ciphers and updating operating system packages, troubleshoot server failures, participate in on-call rotation working tickets/escalations and update cookbooks/recipes.

Worked with vendors for on-boarding new applications like Pega, Appian and MEM-SQL in memory database

provisioned servers for supporting infrastructure, involved in design architecture and promoted to next level setup like Dev/SE/QA and PROD.

Worked on Red Hat Linux upgrade patches monthly on required bases and vulnerabilities like hardware and Software.

Automated environments like middleware product installations and configurations from BladeLogic using NSH Scripts and Jobs.

Deployed Applications in various application servers like Websphere, Jboss and Tomcat environments.Expertise in Tuning and performance monitoring of Application Servers by Tivoli Performance Viewer & Wily like setting the dynamic cache size and setting the JVM heap size using collected Performance Monitoring Infrastructure (PMI) data.

Configured JMS support by creating MQ Connection Factories and Destinations and coordinate with MQ Series team.

Installed and Configured Site-minder for Single sign on setup, register policy servers depending up on environments with Web servers.

Worked on Remedy ticketing systems for supporting client issues in both lower level environments and productions.

Designed Infrastructure depends up on application requirement from front end DNS to back end Database.

Worked on POCs for various projects for choosing the right software as per the application team needed.

Verisk Analytics, Jersey City, NJ 04/15 – 09/15

Infrastructure Engineer

Experience working with Web server applications using IBM HTTP, Apache and Databases like Oracle, DB2, Sybase and SQL Server, besides integrating them with applications. Configured JMS Provider using WebSphere MQ for messaging system.

Created all MQ Objects like MQ Queues, Channels and also Resolved Channel issues and Cluster issues. Diagnosed the problem using AMQ logs.

Worked on Inbound and Outbound scenarios for the application connectivity to the gate way queue manager.

Implemented TLS/SSL cipher suites for MQ Channels.

Installed, configured, administered WebSphere Application Server XD on Windows for multiple projects. Also deployed J2EE components on WAS XD 8.5.5 using WAS Admin Console.

Installed Jboss EAP and Tomcat on Windows and Linux environment. Worked on Creating JNDI,J2C authentications, Context, Reverse proxies in Tomcat and Apache environment.

Good in Apache, Tomcat and JBoss performance tuning, setup strategy for failover, high availability and performance

SSL Configuration on all the IHS,Apache web servers and also in Crypto.

Configured cells, nodes, clustering, application servers, virtual hosts, and session management for Websphere setup.

Experience with web administration, which includes installation of Sun One/IPlanet Web Servers and configuration of Web Server Plug-ins.

Facilitated and contributed Web & Java cross organization teams to review, standardize and document operational best practices for implementing, managing and monitoring applications deployed in a J2EE environment.

Installation of IIS & Plug-in configuration with WebSphere server. Enabling security by integrating LDAP servers with WebSphere.

Provided Naming Standards, Backup & Recovery and Problem Determination Strategies for the project.

Transferred Default cloudscape database to MS SQL Server database.

Hands on experience automating the environment using Jacl/Jython, Perl, Shell scripting. Experience in using ITCAM and solar winds for Monitoring the applications.

Good Skills in analyzing the application using the Heap and thread Analyzer. Hands on experience in Scheduling Dumps through ITCAM.

WestChester County GOV, White Plains, NY 07/12 – 04/15

Middleware Admin.

As a only Engineer in team worked on various projects Installed, configured, administered WebSphere Application Server ND/Jboss/Tomcat on UNIX, HP-UX, Windows for multiple projects. Experience in deploying J2EE components on WAS 6.1/7.0/8.x using WAS Admin Console.

Experience with web administration, which includes installation of Sun One/IPlanet Web Servers and configuration of Web Server Plug-ins. Installation of IIS & Plug-in configuration with WebSphere server.

Configuration of WebSphere Application server clusters and deploying J2EE applications to the Cluster. Enabling security by integrating LDAP servers with WebSphere.

Provided Naming Standards, Backup & Recovery and Problem Determination Strategies for the project. Transferred Default cloudscape database to MS SQL Server database.

Configured WebSphere Application Server with LDAP Security, Web Content management 6.0 using WPSconfig authoring task.

Collection of JVM statistics, garbage collection data for monitoring the heap and physical memory. Enabling Java Virtual Machine profiler Interface (JVMPI) for more comprehensive performance analysis. Installed Site Minder web agents for Web servers.

Expertise in deploying and migrating to staging areas and production.

Successful implementation of Workload Management (WLM) using cloning/clustering techniques including horizontal and vertical clustering for fail over processes.

Setup and managed Cron jobs, batch processing and job scheduling using shell scripts.

Monitored the health of the JVM taking Thread Dumps and analyzing the stack trace these helped in performing Root Cause Analysis to find the cause of the problem.

Platform Maintenance/Environment support and troubleshooting, Internal and external web servers on various platforms.

Involved in troubleshooting and performance tuning using Resource Analyzer and Log Analyzer.

Hands on WebSphere administration using command line tools.

Good Knowledge of Application Packaging (jar, war, ear) & deploying the applications on Jboss and Tomcat application servers.

Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and Java Mail sessions.

Created, tested & deployed J2EE applications on WebSphere Application Server using WSAD tools.

Used CVS, SUB-VERSIONS, CLEAR CASE and Maven for creating builds.

Bank Of America, Jacksonville, FL 01/10 – 07/12

System Administrator/WebSphere Admin-XD

Installed, Configured and Administered WebSphere Application Server ND&XD 6.1/7.0, WebSphere MQ 7.0 on AIX, Solaris, HP-UX and Windows platform for all Test, Dev, Load & Production environments.

Installed and Configured WebSphere Application Server with IBM HTTP Server 6.1

Installed and Configured Microsoft Windows Clusters.

Managed tools in WBI Monitor and created business processes in WSAD-IE.

Expertise in Message Oriented Middleware (MOM) implementation and operation.

Installed, Configured and Administered WebSphere Application Server 6.0/6.1 on UNIX and Windows Platform.

Configured WebSphere Application Server with LDAP Security using ORACLE OBLIX.

Installing and configuring themes and skins and applying them to specific portlets and pages.

Installed Configured and Administered WebSphere Extended Deployment (XD) 6.0/6.1.

Creating Dynamic Clusters in WebSphere Extended Deployment (XD) for the execution environment and long-running applications.

Involved in setting up connection pool for the hung threads to set back the servers to normal state.

Responsible for writing and developing shell scripts to automate various tasks like installation & management of log file monitoring, log rotation, and performance monitoring working with JACL files.

Managed cron jobs to execute WebSphere clear cache syslogs.

Exposure to enterprise class system monitoring tools. Experience with the best in class site monitoring tools such as Tivoli & Wily.

Responsible for installation and configuring (set up and registration with policy server) of Netegrity Siteminder Web agents for iPlanet web server/IHS.

Responsible for setting customized Siteminder Logins, Access Control Lists (ACL's), Custom error responses on iPlanet web server.

Developed reports using reporting tools IBI WEBFOCUS and ACTUATE.

Involved in computing IBM VM (Virtual Machine) - mode, LPARs (Logical Partitions) virtualized environment.

Hands on experience in installation and configuring WebSphere Enterprise service Bus.

Used WILY Performance tools for monitoring and tuning the WebSphere environment (JVM heap size, data base connection pool size, etc).

WAS responsible for creating users with various roles to access the WebSphere admin console.

Used WebSphere plug-in for load balancing across the cluster members.

Responsible for troubleshooting networking issues, opening tickets for DNS changes, firewall requests.

Provided the design/architectural lead and assistance to all of Enterprise Technology for the deployment and operational support of applications.

24/7 on-call production support and troubleshooting issues related to Sun One, IHS & WebSphere.

Installed & configured the SSL’s on Web Server instances.

Responsible for writing and executing UNIX shell Scripts for automated build and deployment of applications.

Experience in Setting up of Nodes, Data Sources, Virtual Hosts, configuring Servlets Engines, Session Managers including planning installation and configuration of WebSphere Application Server Trace Service and IBM Distributed Debugger.

Worked closely with different groups as the application was integrated with other products.

Migrated to WAS 5.0 Network Deployment and Base on AIX/Windows platforms to WAS 6.0 ND.

Documented all the project work done as a project report and sent out weekly reports to the manager.

Handled deployment of Java Servlets, Session Beans and Entity Beans for modules to the respective application server instances.

Experience on working with WebSphere customer center.

Provided Web based customer support.

Worked on BMC Blade-Logic and BMA for automating the environments.

Used Blade-Logic tool for automated copy and deploy jobs for EARs and used clear-case for Java virtual machine builds and also used for small configuration changes.

EDUCATION:

Bachelor’s degree in Engineering from Jawaharlal Nehru technology University, INDIA.

Master’s degree in Engineering from Lamar University, Texas, USA.

PROFESSIONAL TRAINING

Red Hat Enterprise Linux 7 System Administration

Memsql Database Administration

IBM WebSphere Application Server Administration

Pega Administration

Appian Administration

Introduction to TCP/IP

Datastax Enterprise of Apache Cassandra

CERTIFICATION:

IBM WebSphere Application Server Network Deployment V6.1, Core Administration Certified.

AWS Certified Developer – Associate Level.

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