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Vijayakumar N K

Vijayakumar N K

Senior Manager

Talent
ChennaiMember since July 21, 2026
Digital ForensicsThreat HuntingIncident Response
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Digital ForensicsThreat HuntingIncident Response

About

A cyber defender with extensive experience in digital forensics and incident response. Possesses a diverse background that includes roles in consulting firms and the healthcare sector, providing a unique perspective on cybersecurity challenges and solutions. Has worked across various sectors including, but not limited to, IT, FMCG, automobile, life science, healthcare, financial services, and media. Has executed/managed short-term assignments in Southeast Asia, the Middle East, and East Africa.

Experience

Senior Manager at PrimEra Medical Technologies Private Limited (2020-04 – Present)

  • Serve as a core member of the Cybersecurity Leadership team, leading the Digital Forensics, Incident Response and Threat Hunting verticals.
  • Architected and established the Threat Hunting vertical from the ground up, including the design of end-to-end processes, methodologies, and operational frameworks.
  • Supervise daily DFIR and Threat Hunting operations, defining KPIs and metrics to track outcomes and continuous improvement areas.
  • Serve as the primary escalation point for all significant security events requiring review and investigation, as identified by the team.
  • Document, report and present critical information pertaining to the investigation/procedures performed.
  • Lead the deployment and maintenance of the DFIR toolset.
  • Conceptualize and facilitate the tabletop exercises or simulated cyberattack scenarios to assess IR preparedness.
  • Collaborate with cross-functional teams to mitigate identified risks and implement effective prevention and detection measures.
  • Present weekly updates to the CISO on cases, threat hunts, and key initiatives, including hunting methodologies, threat coverage, and outcomes.
  • Manage the end-to-end hiring process from profile evaluation to interviews.
  • Manage, execute, and lead engagements related to malware attacks, Business Email Compromise (BEC), spear phishing, data leakage, Advanced Persistent Threat (APT), digital evidence recovery, and other corporate investigations.
  • Interact with clients to obtain information on the case, identify relevant data points, and understand their expectations.
  • Create a project plan containing the objectives, work steps, timelines, and resourcing information.
  • Perform data collection from the identified and relevant sources in the order of volatility.
  • Perform analysis and provide identified indicators of compromise (IOC), which would help clients to identify/scope additional compromised systems and in remediation.
  • Reconstruct events of the reported attack/incident, and prepare and present a report to clients, capturing investigative facts about the modus operandi, intent, and impact of the attack/incident.
  • Integrate and work with member firms from other countries on forensic engagements and business proposals.
  • Contribute to business development through the preparation of proposals/pitch decks, client presentations and discussions, managing client visits, and attending business conferences.
  • Manage administrative events relating to the engagements such as planning, risk management, resource allocation, billing, and revenue accrual.
  • Involve in the hiring process to evaluate candidates.
  • Prepare, implement, and validate standard operating procedures on cyber incident response, cyber investigations, and digital evidence recovery.
  • Develop scripts to decrease evidence-processing timelines.
  • Prepare training material on digital evidence recovery and cyber security awareness, and train clients on the same.
  • Work closely with team members and train them in forensic evidence collection, analysis, engagement, and client management.
  • Interact with third-party vendors for product and service offerings, to ensure engagement/client requirements are addressed.

Manager at KPMG (2017-02 – 2019-05)

  • Manage, execute, and lead engagements related to malware attacks, Business Email Compromise (BEC), spear phishing, data leakage, Advanced Persistent Threat (APT), digital evidence recovery, and other corporate investigations.
  • Interact with clients to obtain information on the case, identify relevant data points, and understand their expectations.
  • Create a project plan containing the objectives, work steps, timelines, and resourcing information.
  • Perform data collection from the identified and relevant sources in the order of volatility.
  • Perform analysis and provide identified indicators of compromise (IOC), which would help clients to identify/scope additional compromised systems and in remediation.
  • Reconstruct events of the reported attack/incident, and prepare and present a report to clients, capturing investigative facts about the modus operandi, intent, and impact of the attack/incident.
  • Integrate and work with member firms from other countries on forensic engagements and business proposals.
  • Contribute to business development through the preparation of proposals/pitch decks, client presentations and discussions, managing client visits, and attending business conferences.
  • Manage administrative events relating to the engagements such as planning, risk management, resource allocation, billing, and revenue accrual.
  • Involve in the hiring process to evaluate candidates.
  • Prepare, implement, and validate standard operating procedures on cyber incident response, cyber investigations, and digital evidence recovery.
  • Develop scripts to decrease evidence-processing timelines.
  • Prepare training material on digital evidence recovery and cyber security awareness, and train clients on the same.
  • Work closely with team members and train them in forensic evidence collection, analysis, engagement, and client management.
  • Interact with third-party vendors for product and service offerings, to ensure engagement/client requirements are addressed.

Manager at Ernst & Young LLP (2011-01 – 2017-02)

Part of the Forensic Technology and Discovery Services team.

  • Collect digital evidence using globally accepted forensic tools and methodology.
  • Conduct investigations related to data leakage, spear phishing, malware attack, application security review, data integrity review on Good Manufacturing Practice (GMP) & 21 CFR Part 11 compliance, investigation of allegations relating but not limited to bribery, employee conflict of interest, vendor kickbacks, and procurement frauds.
  • Analyse ESI (Electronically Stored Information) to identify case-relevant evidence and reporting.
  • Manage evidence processing activities to ensure data is available for review on time.
  • Formulate the forensic triage document that would help the investigation team to identify outliers quickly and efficiently.
  • Involve in the hiring process to evaluate candidates.
  • Train team members on the forensic acquisition and analysis process.
  • Lead teams on many critical and complex investigations.
  • Manage the forensic technology lab concerning asset inventory, upgradation of tools/equipment, procurement, and evidence management.

Education

Master's Degree in Cyber Forensics and Information Security – University of Madras

Bachelor's Degree in Computer Applications – Vivekananda College, University of Madras

Skills

Senior Manager

Reviews

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