HARIHARAN RAVICHANDRAN
Hosur
Summary
Dynamic Cyber Security Analyst and Certified Splunk Developer with over three years of experience, dedicated to enhancing security operations and data analysis. Proven expertise in designing and optimising Splunk deployments, coupled with strong critical thinking and problem-solving abilities. Recognised for flexibility and strategic planning skills, contributing to efficient operational processes. Accomplishments include achieving the Business English Certificate and becoming a Google Cloud certified Associate Engineer. Eager to leverage this background to deliver impactful insights and improve security frameworks within a forward-thinking organisation.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Splunk Developer
TATA CONSULTANCY SERVICES
12.2021 - Current
- Proficient with Splunk enterprise architecture and various components (Indexer, forwarder, Search head, deployment server).
- Experienced in handling various types of environments SIT-A DEV SIT-B Pre-prod & Prod . Having experience on different types of data ingestion (ex: Universal forwarder based, Syslog based, HEC based, REST API based configuration).
- Experienced in troubleshooting the log ingestion from the servers if no logs are forwarded to Splunk.
Good hands-on experience in configuring universal forwarder, heavy forwarder, indexer, Search head and license master. - Excelled in modifying the configuration files in Splunk such as props.conf, inputs.conf, serverclass.conf, Apps.conf according to the requirement.
Experienced with Splunk agent installation, index, source type creation, whitelisting, Magic 6 & Magic 8 configuration, CIM mapping. - Managed end-to-end Splunk deployment, overseeing installation, configuration, and maintenance of indexers and search heads.
- Proficient with Splunk SPL search query like stats, dedup sort commands.
Ingested and normalized data from various sources, including logs and metrics, using Splunk forwarders and custom configurations. - Designed and developed interactive dashboards to provide actionable insights to different teams, resulting in a 30% reduction in incident response time.
Created complex Splunk queries using SPL to identify security threats and anomalies, leading to a 40% improvement in threat detection. - Developed custom field extractions and event types to enhance data parsing and improve search accuracy
- Upgraded the Splunk platform to the latest versions as per the suggestions & prescribed versions in Splunk base by using the automated shell scripting concepts.
- Collaborated with cross-functional teams to define and implement data retention policies and access controls, ensuring compliance with industry regulations.
- Mentored junior team members on Splunk best practices and troubleshooting techniques, improving overall team performance.
- Created CSR for RHEL servers and installed the SSL Certificates in both server and load balancers
- Experience in Ticketing tools like BMC remedy & service now.
Education
BE - Electronics And Communication Engineering
K Ramakrishnan College of Technology
05-2020
Skills
- Splunk Administration
- Data Onboarding and Parsing
- Dashboard Creation and Visualization
- Alerting and Monitoring
- Search Optimization
- Security Information and Event Management (SIEM)
- Project management
- Process documentation
Certification
- BEC (Business English Certificate)
- Google Cloud certified Associate Engineer
- Core Certified Splunk Power user Certification
Languages
English
Tamil
Hindi
Timeline
Splunk Developer
TATA CONSULTANCY SERVICES
12.2021 - Current
BE - Electronics And Communication Engineering
K Ramakrishnan College of Technology
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