Harsha

908-***-****

ac3fdp@r.postjobfree.com

An IT professional with 5 years of experience in configuring, implementing Splunk Server Infrastructure across Windows, Unix and Linux and developing Splunk Apps and 2 years of experience in Systems Administration. Engineered Splunk to build, configure and maintain heterogeneous environments and in depth knowledge of log analyzation generated by various systems including security products such as SiteMinder, PingFederate, and LDAP Directories, Application Server, Webserver and HTTP methodologies.

Professional Summary:

Responsible to install, configure and administer Splunk Enterprise Server and Splunk Universal Forwarder in large distributed environment comprising Windows, Redhat, Solaris, AIX with exposure to various Splunk Apps to monitor Splunk deployments.

Upgrade and Optimize Splunk setup with new releases, setup Splunk Forwarders for new

Application tiers introduced into environment.

Work closely with System Administration and Production Team to create new Splunk Dashboards for Operation teams

Monitor the Splunk Infrastructure (Identify bad searches, dashboards and overall health of Splunk) and collaborate with respective teams to improve performance.

Worked extensively on corporate wide Enterprise Releases and DR Events.

System Administration familiar with Windows 2003 2008 Servers, Red Hat Linux Enterprise Servers, Solaris and IBM AIX servers.

Created and configured websites and application pools in IIS and worked extensively on

.Net deployments in Windows space

Worked extensively on application deployment automation in both Unix and Windows space, using continuous build and integration tools like Jenkins

Expertise in GSKit commands for creating keystores and trust stores and other SSL related functions.

Working knowledge in deploying, testing and support of full life cycle implementations of various Internet/Intranet and distributed applications.

Excellent working skills in optimization and analyzing of Enterprise Applications using tools like CA Wily Introscope, Tivoli Performance Monitor/WAS Resource analyzer and Garbage Collector Tool, Tivoli Enterprise server monitoring.

Involved in SiteMinder Web Agent installation and configuring the Web Agent on Web Server

Instances.

Excellent skills on troubleshooting and problem determination of HTTP/System/ Network related problems including monitoring, capacity planning and maintenance by providing 24X7 support on call for all mission critical applications.

Coordinated Project Management tasks, overseen and lead WebSphere related infrastructure

Projects

Worked on Load balancer interfaces like CISCO ANM and F5 BIGIP.

Expertise on investigating HTTP issues using tools like Fiddler, HTTP Analyzer etc.

Excellent communication and interpersonal skills.

Able to quickly learn new technologies think creatively and solve problems in a team environment as well as individually.

Technical Skills:

Log Analysis Tool

Splunk Enterprise Server 4.x.x/5.x.x/6.x.x, Splunk Universal Forwarder 4.xx/5.xx/6.xx

Web/App Servers

Web Sphere Application Server 5.0/6.x/7.x/8.x, Web Sphere MQ Sever 6.x/7.x, WebSphere XD 6.0/6.1, IBM Http Server 6.x/7.x/8.x, Apache Web Server, 1.2/ 2.x, Tomcat 5.x/6.x/7.x, IIS 6/7.x

Operating Systems

IBM AIX (5.1/6.1), RHL Linux, Windows Server 2003/2008 R2, Solaris 8.x/9.x VMWare

Programming

Java, J2EE, C++, C, SQL/PL SQL, HTML, DHTML, XML.

Scripting

JACL, Jython, WSCP, WSADMIN, Korn Shell Script, Perl, JavaScript, CSS, Batch

Databases

Oracle (8i/9i), UDB/DB2, Sybase, MS SQL Server, IBM DB2

Monitoring tools

Wily Introscope 8.x/9.x, Tivoli, BSM Topaz, Tivoli Performance Viewer, NMON (AIX), IBM Thread and Heap Analyzers

Networking

TCP/IP Protocols, Socket Programming, DNS.

Frame work

MVC, J2EE Design Patterns, Struts.

IDE

Eclipse, RAD 7, Net Beans, Edit plus, TOAD

Others

Site Minder r6/r12/r12.5,PingFederate 6.X,7.X

Professional Experience:

CVS, RI Oct 2017 – Till Date

Sr. Splunk Administrator and Developer

Responsibilities:

Install, configure and administer Splunk Enterprise Server 6.0.4 and Splunk Forwarder 4.x.x/5.x.x/6.x.x on Redhat Linux and Windows severs.

Setup Splunk Forwarders for new application tiers introduced into environment and existing applications.

Work closely with Production Team to create new Business Interacting Splunk dashboards.

Monitor the Splunk infrastructure (Identify bad searches, dashboards and overall health of splunk) and collaborate with respective teams to improve performance.

Configured Splunk forwarder to discard unnecessary log events to reduce license costs using props and transforms configurations.

Created Regular Expressions for Field Extractions and Field Transformations in Splunk.

Built Powerful Dashboards and Alerts for Fraud Detection when unexpected incident event happens or failure Authentication events coming more than often.

Anonymize the PII (Personally Identifiable Information) data in Splunk. Masked sensitive information such SSN numbers, Addresses when showing results in Splunk.

Created Dashboards and Reports to show Login count of each application, to show which app resources being accessed more, Number of failed logins, statistics on High hitting applications.

Coordinated Project Management tasks, overseen and lead Splunk related infrastructure projects

Configure Splunk for all the mission critical applications and using Splunk effectively for Application troubleshooting and monitoring post go lives

Supported 8+ Splunk search Heads, 40 + Indexers, 2300 + forwarders.

Extensively involved in troubleshooting the issues and document the problem resolutions for future references. Attended Change management meetings for approval for the applications which are supposed to go live and provided the MOM of CM meetings to the team.

Experienced in attending the bridge calls for production issues and non prod issues and involved application teams or database teams or networking teams to resolve the issues and involved in Root cause analysis for the issues encountered. Also provided 24/7 on call support for all the production applications.

Involved in developing complex scripts to automate batch jobs.

Developed a POC on usage of Puppet Configuration Management tool.

●Configured Splunk Mint to monitor Mobile Apps hosted by company, Created Graphical Dashboards to show users Geolocation where they are running mobile apps and their interests.

Environment: Splunk Enterprise Server 4.x.x/5.x.x/6.x.x, Universal Splunk Forwarder 4.x.x/5.x.x/6.x.x, RedHat Linux, IBM HTTP Web Server 6.1/7/8, Oracle, HACMP 5.4, HTML, Java Script, XML, Wily Introscope 9.x, IIS 7, Windows 2003, Windows 2008 R2, Python (Jython), Regular Expressions.

Westfield Insurance, OH Feb 2016 – Sep 2017

Splunk Developer

Responsibilities:

●Maintenance of existing Splunk infrastructure on Solaris platforms and setting up new environment on Linux VM’s in development and testing the existing apps after migrated from existing Splunk Infrastructure.

●Coordinating all application teams to migrate the Splunk Forwarders to new Splunk environment.

●Configured Indexer replication to achieve data availability, data fidelity, disaster tolerance and

●Improved search performance by configuring 2 search heads for all Indexes in production.

●Created and configured management reports and dashboards in Splunk for application log monitoring.

●Responsible for administering, maintaining and configuring a 24 x 7 highly available, Splunk apps for production portal environment.

●Involved in SWAT calls for all unexpected incidents to help investigate the problems, provide data statistics from beginning of SSO login to end of business transaction flow.

●Provided third level technical escalation for problem resolution or circumvention of application deployment issues and Middleware component issues in Web Hosting environments.

●Efficiently handled Work Load Management for load balancing and failover, improving performance, reliability and scalability.

●Involved in monitoring, trouble shooting and performance tuning using Wily 8.x monitor, Tivoli performance viewer, and Thread Analyzer.

●Provided load/stress and architecture validation testing and troubleshooting on issues such as Out of Memory, 100% CPU Usage hung Thread sessions, session replication, JVM Crashes.

●Monitored for Application core dumps, or forced thread dumps to check for system objects using thread analyzer.

●Developed shell scripts to handle everyday System Administration tasks such as backup procedure, system cleanup, everyday system tasks, log rotation etc.

●Problem determinations such as Broken Pipe/Connection reset issues by enabling traces in WebSphere V6.0/6.1 various Components and even automating various processes using wsadmin script.

Environment: Splunk Enterprise Server 5.1.2, Splunk Forwarder 5.1, 5.4, Shell, Python Scripting, Splunk

ADP, WA Jan 2013 – Oct 2015

Splunk Engineer and Developer

Responsibilities

●Optimized Splunk for peak performance by splitting Splunk indexing and search activities across different machines.

●Prepared, arranged and tested Splunk search strings and operational strings. Created and configured management reports and dashboards.

●Extracted complex fields from different types of Log files using Regular Expressions.

●Created Search Commands to retrieve multiline log events in the form Single transaction giving Start Line and End Line as inputs.

●Created EVAL Functions where necessary to create new field during search run time.

●Provide inputs for identifying best fit architectural solutions – deployment for Splunk project.

●Splunk Engineer/Dashboard Developer responsible for the end to end event monitoring infrastructure of business aligned applications.

●Experience in setting up dashboards for senior management and production support required to use SPLUNK.

●Architecture various components within Splunk (indexer, forwarder, searchhead, deployment server), Heavy and Universal forwarder, Parsing, Indexing, Searching concepts, Hot, Warm, Cold, Frozen bucketing, License model.

●Maintained and managed assigned systems, Splunk related issues and administrators.

Environment: Splunk Enterprise Server 4.1.7, Splunk Forwarder 4.0, 4.3, Shell, Python Scripting, Splunk

American Eagle Outfitters, PA May 2010 – Nov 2012

System Support Engineer

Responsibilities:

●Involved in System Administration tasks on Linux/Solaris/NAS infrastructure running real time Oracle Databases.

●Performed Problem Management and Change Management on Redhat Linux and Solaris systems.

●Installed and configured Red hat Linux (AS3.x & 4.x), and Solaris 8/9 on various systems for clients Production purpose. Patching them according to oracle standards and kernel upgrades as recommended by the dba's for their applications.

●Client management like understanding and implementing required changes and new requirements on all systems located in data center.

●Created Volume Groups, Logical Volumes and file systems using LVM.

●Configured the environment for Disk Redundancy using VERITAS.

●Tuned TCP/IP parameters like TCP window size, etc.

●Implemented network security to various UNIX services.

●Installed and configured SSH server and clients and configured NFS using Auto Mounter functionality.

●Tuned Kernel Parameters as required by applications also upgraded firmware of various hardware components on RISC servers.

●Installed and configured Apache web server on Linux systems.

●As part of proactive projects, Patch assessments and installations have been carried out efficiently on all production systems.

●Worked on performance monitoring tools like sarcheck and top.

●Wrote shell scripts to monitor and notify CPU and Disk usage.

●Allocated system storage and planned future storage requirements.

●Creation of users with passwords and assigning them table spaces like user data and temporary, granting privileges (system and object) through roles and profiles on LDAP.

●Suggesting different backup methods, automation of backup procedures in relation with Nature of the application.

●Maintain backups and monitor backup integrity using Legato Networker, Network Appliance snapshot, and ufsdump/ufsrestore Storage and backup.

●Interfaced with system engineers, network engineers, and systems analysts to resolve hardware and networking issues during system implementation and production.

●System monitoring and diagnosis of message logs, execute diagnostics and effect repairs.

●Monitor stability and performance of network and data storage services, ensuring 24x7 operations.

Environment: Sun Solaris 8/9, Red Hat Linux 3/4, Samba, Tivoli Storage Manager 5.2, WebSphere, Oracle 8i, Apache 1.2.

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