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Cyber Security Analyst

Tata Consultancy Services

0 - 3 years

Chennai

Posted: 20/05/2026

Getting a referral is 5x more effective than applying directly

Job Description

Company : TCS

Skill : Threat Hunting

Experience Range : 6 to 15 years

Location : Chennai and Hyderabad

Date : 23rd May 2026 (Saturday)

Interview Mode : In-Person (Walkin)


Note : Pls apply only if available for the Face to Face (Walkin) Interview on 23rd May 2026 (Saturday)


Job Description :


Security Threat Hunting, Detection Engineering, Splunk, SOC

  • Designs, develops, tests, and maintains threat detection rules, searches, and analytics within Splunk and other security platforms to identify suspicious activities, anomalous behaviors, and potential insider threats.
  • Engineer detection logic for insider threat scenarios including data exfiltration, unauthorized access, privilege abuse, policy violations, and behavioral anomalies.
  • Creates and optimizes Splunk searches, correlation rules, and alerts to monitor for indicators of compromise and suspicious user activities across the enterprise.
  • Develops and tunes detection signatures and behavioral baselines to minimize false positives while maximizing detection efficacy.
  • Collaborates with the Security Operations Center (SOC) to operationalize newly developed detections and ensure proper incident response workflows.

Threat Hunting & Analysis:

  • Identifies potential threats, anomalous or malicious activities to network resources by examining and analyzing network traffic, end user activity, and insider behavior patterns.
  • Conducts proactive threat hunting campaigns focused on insider threat indicators, leveraging hypothesis-driven and intelligence-led methodologies.
  • Conducts research and analysis of various source data sets and identified malicious activities to analyze root cause, network weaknesses, and insider risk factors.
  • Performs behavioral analysis of user activities to detect deviation from established baselines and identify potential insider threats.

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