EZHILKUMAR SUBRAMANIAN
Senior Manager
Chennai,TN
Summary
Experienced Splunk Administrator\Developer & Databricks with nearly 18 years of leadership and technical experience in providing Microsoft Windows, Unix and Linux Operating Systems support, system installations, and troubleshooting in an intensive networking environment with ticketing tools. Demonstrated excellence in Infrastructure Management in Splunk, Databricks, ServiceNow, AI, DevOps, Azure, AWS, GCP, IBM Tivoli Monitoring, Netcool Omnibus & Impact, TWS, ITNM, Flexera, and BMC Products like BMC Patrol and BMC Portal. Project management skills with experience leading cross-functional teams and delivering projects within scope, timeline, and budget constraints. Stay abreast of industry trends and best practices in Splunk administration and development, evaluating new technologies and methodologies to drive innovation and process improvement initiatives. Excellent problem-solving skills with the ability to diagnose and resolve complex issues. Strong communication and interpersonal skills, with the ability to effectively interact with clients and stakeholders at all levels.
Overview
18
18
years of professional experience
7
7
Certifications
Work History
Senior Manager
Capgemini
05.2024 - Current
- Project: Standard Chartered Bank
- Support incident detection, investigation and response through Splunk Dashboards for the Cybersecurity use cases.
- Develop and maintain Splunk dashboards, alerts and reports for monitoring.
- Creation of dashboards in Databricks for cybersecurity use cases.
- Performing POC on Agentic AI models for cyber-attacks happening in the environment.
- Use Databricks notebooks to extract, transform, and clean large datasets from multiple sources.
- Apply PySpark or SQL within Databricks to handle missing values, standardize formats, and prepare data for analysis or modelling.
- Write efficient SQL queries and analytical expressions in Databricks to generate insights and reports.
- Build and optimize data pipelines to support dashboards, KPIs, and ad-hoc business analysis.
- Design, develop and publish interactive dashboards and reports under PowerBI.
- Connect Power BI to Databricks and other data sources for live analytics.
Principle Consultant
Infosys
06.2023 - 01.2024
- Project: BHP
Technical Lead
Tech Mahindra
06.2020 - 06.2023
- Projects: ATT, Scotia Bank and Ford
- Knowledge about Splunk architecture and various components (indexer, forwarder, search head, deployment server), Heavy and Universal forwarder, and License model
- Performed the installation of all Splunk components on AWS Instance
- Launched the AWS instance through putty and performed all configuration settings
- Set up, maintained and evolved the Cloud infrastructure of web applications
- Worked with Amazon Web Services (AWS) to assess applications, software and hardware
- Developed, coordinated and administrated AWS infrastructure; automated deployments and infrastructure as code
- Installed Splunk Search Head, Indexer and Forwarders on 10000+ servers (Windows, Unix and Linux environment)
- Managed various types of charts alert settings, app creation, user and role access permissions, created & managed app, and created user role permissions to knowledge objects
- Set up Splunk to capture and analyze data from various layers load balancers, web servers and application servers
- Created dashboard from search head, schedule searches, inline search vs. scheduled search in a dashboard
- Installed and maintained the Splunk adds-on including the DB Connect, Active Directory LDAP for work with directory and SQL database
- Created dashboards, report, scheduled searches and alerts
- Helped teams to onboard data, create various knowledge objects, install and maintain the Splunk Apps, TAs
- Integrated ServiceNow with Splunk to generate the Incidents from Splunk
- Set up the Splunk to monitor the customer volume and track the customer activity
- Captured data from various front-end and Middleware application
- Created Proof-of-Concept dashboards for IT operations, and service owners used to monitor application and server health
- Tracked and resolved complex production issues by analyzing data from various monitoring tools from syslog and application logs while working with various teams’ real time on a conference call
- Configured the adds-on app SSO Integration for user authentication and single Sign-on in Splunk Web
- Configured and installed Splunk Enterprise, Agent, Apache Server for user and role authentication and SSO
- Part of the Victor ops team responsible for integration of Splunk with Victorops
- Upgraded Splunk to 6.2.3 with patching in multiple servers without downtime
- Worked on indexers and computing servers and with configuration management
- Used Splunk data Connector between Splunk Enterprise and Relational Database
- Provided access on roles and restriction permissions; reported on license usage and set distributed license system
- Worked with regular expression and statistical functions and Splunk knowledge objects (field extractions, macros, event types
- Strong knowledge of Redhat Linux, Firewalls and Load Balancing principles
Senior Technical Lead (Splunk Administrator\Developer)
Trianz Holdings Pvt. Ltd.
07.2015 - 06.2020
- Client: MPGS(MasterCardPaymentGatewayServices)
- Deployed Splunk updates and license distribution over multiple servers using a deployment server
- Created Dashboard Views, Reports and Alerts for events and configured alert mail
- Created Splunk apps for consuming data for applications and implemented apps
- Worked based on the concepts of ITIL and ITSM ServiceNow with SLA Agreements
- Scheduled Backups and Restore, Maintenance plans using Native & Third-party tools
- Scheduled and automated database tasks - jobs, alerts, emails, and notification
- Expertise in PowerShell Scripts created automation and applied into operations successfully
- Designed, documented and implemented moderate to-complex technical solutions
- Led cross-functional projects, product evaluations, gathering system requirements, testing, and implementing solutions
- Analyzed and monitored incident management and incident resolution problems
- Resolved configuration-based issues in coordination with infrastructure support teams and Splunk support
- Worked on DB Connect configuration for Oracle and MySQL
- Provided services related to JavaScript for advance UI as well Python for advance backend integrations
- Field Extraction, Using Regex Command and Regex in configuration files
Senior Systems Engineer
Bank of America
10.2010 - 10.2015
- Implemented ITM6.2 environment and upgraded the infrastructure as per latest release by IBM
- Created profiles for different application monitoring and base health and welfare for the different OS in ITM5
- Deployed ITM5 and ITM6 agents for the various application and operating systems
- Created situations for process, services, applications & log monitoring in ITM6.2 for the different request by standard process of monitoring requirement
- Worked with testing of hardware monitoring with ITM5.x and creation of monitoring for generic script health check for critical application domains
Specialist
Wipro Technologies
02.2008 - 06.2010
- Installed and configured TMF, DM 3.7 and TEC 3.7; added end points in Tivoli environments and its maintenance activities
- Created the monitoring profile and distributed the same to endpoints
- Performed integration with Tivoli Enterprise Console server; created Tivoli software distribution packages of the MSI files
- Distributed software’s across the TME; troubleshoot software distribution failures
- Interacted with clients for the confirmation of RFS
- Bringed servers under BMC Portal agent less monitoring, and BMC Patrol monitoring by installing Patrol Agents & loading the necessary knowledge modules
Software Engineer
Future Focus Infotech Private Limited
09.2007 - 11.2007
- Specialization: Offshore Midrange Support | Project: Aviva
Education
MBA - IT
01.2013
BE - EEE
01.2005
Diploma - EEE
01.2002
Skills
Splunk Administration
Certification
Splunk Core Certified Power User
Timeline
Senior Manager
Capgemini
05.2024 - Current
Principle Consultant
Infosys
06.2023 - 01.2024
Technical Lead
Tech Mahindra
06.2020 - 06.2023
Senior Technical Lead (Splunk Administrator\Developer)
Trianz Holdings Pvt. Ltd.
07.2015 - 06.2020
Senior Systems Engineer
Bank of America
10.2010 - 10.2015
Specialist
Wipro Technologies
02.2008 - 06.2010
Software Engineer
Future Focus Infotech Private Limited
09.2007 - 11.2007