Summary
Overview
Work History
Education
Skills
Timeline
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Ranjith Kumar

Ranjith Kumar

Cyber Security Lead
Madurai

Summary

Accomplished Technical Specialist with a proven track record at HCL Tech, specializing in cybersecurity and technical support. Excelled in leading high-priority projects, demonstrating expertise in EDR & traditional AV's and exceptional problem-solving abilities. Fostered team growth and maintained a 100% SLA compliance rate, showcasing leadership and advanced technical skills.

Overview

14
14
years of professional experience

Work History

Technical Specialist

HCL Tech
08.2021 - Current
  • Working as a Technical Specialist - Lead L3 in CSFC (Cybersecurity Fusion Center) domain.
  • Managed multiple high-priority projects simultaneously, consistently meeting deadlines while maintaining attention to detail.
  • Provided exceptional customer support, resolving complex technical issues with effective communication skills.
  • Maintained comprehensive documentation of technical processes, facilitating knowledge sharing among team members.
  • Trained junior technicians on industry best practices and company-specific procedures, fostering a culture of continuous learning and professional growth.
  • Actively working on servers and workstations version and signature compliance.
  • Worked on all security incidents, RITMs, and PTasks and maintained SLAs on a daily basis.
  • Handling upgrade activity for AV tools and maintaining N/N-1 versions for both servers and workstations. Representing Daily, Weekly, and MOR's calls with clients and providing SIP whenever needed.
  • Handling policy migration activities as part of weekly BAU tasks in Cylance (Agent & Optics).
  • Proactive measures and threat hunting were taken to prevent any malicious or ransomware attacks in the environment.
  • Actively blocking IOC's on all AV tools and sharing consolidated reports to clients.
  • Actively managing multiple teams within CSFC, with no escalations or SLA breaches to date.
  • Mentored fellow team members in advanced technical concepts, fostering a collaborative work environment where ideas were freely exchanged.

IT Analyst - Technical Lead

Tata Consultancy Service
10.2014 - 08.2021
  • Improved user experience, monitoring feedback, and making necessary adjustments to software applications.
  • Provided expert support, troubleshooting complex technical problems for end-users in a timely manner.
  • Promoted collaboration among IT team members, facilitating knowledge sharing, and skill development opportunities.
  • Handled Daily Team meetings/Daily Leads call/ Ops call/ Weekly calls with Vendors and Stakeholder's to discuss and provide daily/weekly updates.
  • Handling SOC incidents and providing resolutions at the earliest.
    Configure and administer VirusScan Enterprise security solutions on servers and endpoints.
  • Configure and manage ePolicy Orchestrator application servers, manage EPO database, and regular updates.
  • Coordinate with product vendors on issue resolution.
  • Ensuring daily DAT updates.
  • Analysis of Threats.
  • Creating tagging and sorting criteria’s.
  • Building reports and dashboards based on customer requirements.
  • Ensure the ITIL framework is followed.
  • Creating and managing different enforcement rules in Carbon Black Protection.
  • Whitelisting the files and paths on servers and workstations based on the requirement.
  • Upgrading and patching activities.

System Administrator

Microland Pvt.Ltd
09.2012 - 10.2014
  • Established effective communication channels between IT support staff and end-users, leading to improved issue resolution times overall.
  • Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
  • Simplified troubleshooting processes by creating detailed documentation for system configurations, procedures, and best practices.
  • Monitoring and managing the complete environment for security threats using McAfee (EPO & VSE).
  • Maintaining AV compliance on a daily basis and troubleshooting out-of-date servers.
  • Handling and troubleshooting incidents on a daily basis.
  • Provided support for McAfee products (EPO and VSE). Installation, configuration, and day-to-day management of McAfee.
  • Configure and maintain on-demand and real-time anti-malware scan policies.

Exchange Administrator

Wipro Technologies
02.2011 - 08.2012
  • Ensured compliance with company policies by managing message tracking logs, journaling rules, eDiscovery searches, and litigation holds as needed.
  • Investigated issues and provided technology-based solutions.
  • Provided end-user support for email-related issues, ensuring timely resolution and user satisfaction.
  • Managing mail flow issues includes mail tracking in ESM and investigation of NDR.
  • Troubleshooting issues related to Outlook.

Education

Bachelor of Engineering - Electronics And Communications Engineering

Raja College of Engineering And Technology
Madurai, India
05.2001 -

Skills

Cylance Protect

Timeline

Technical Specialist

HCL Tech
08.2021 - Current

IT Analyst - Technical Lead

Tata Consultancy Service
10.2014 - 08.2021

System Administrator

Microland Pvt.Ltd
09.2012 - 10.2014

Exchange Administrator

Wipro Technologies
02.2011 - 08.2012

Bachelor of Engineering - Electronics And Communications Engineering

Raja College of Engineering And Technology
05.2001 -

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Ranjith KumarCyber Security Lead