Threat Hunter – L3
Atos
full-time
Posted on:
Location Type: Office
Location: Mahape • India
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Tech Stack
About the role
- Proactively hunt for threats across endpoints, network, cloud, and SIEM data sources.
- Develop and test threat hypotheses using cyber threat intel (CTI), ATT&CK framework, and past incident data.
- Analyze logs, events, and telemetry from SIEM, EDR, NDR, and cloud security tools.
- Identify patterns, anomalies, and Indicators of Attack (IOA) / Indicators of Compromise (IOC).
- Create threat detection use cases, rules, and dashboards in SIEM/EDR platforms.
- Work closely with SOC teams to improve detection coverage and reduce false positives.
- Conduct root-cause analysis of suspicious activity and recommend long-term fixes.
- Build, document, and maintain threat hunting playbooks.
- Stay updated with emerging threats, APT groups, TTPs, and security trends.
- Collaborate with Incident Response, Red Team, and Vulnerability Management teams.
Requirements
- Strong understanding of cybersecurity fundamentals, threat types, and attack techniques.
- Hands-on experience with SIEM tools (Splunk / QRadar / Sentinel / Chronicle / Elastic).
- Experience with EDR platforms (CrowdStrike, Defender, Carbon Black, SentinelOne).
- Good knowledge of MITRE ATT&CK, Cyber Kill Chain, and threat modeling.
- Ability to analyze large datasets and identify suspicious behavior.
- Experience creating custom detections, correlation rules, and use cases.
- Strong skills in log analysis (Windows, Linux, network devices, cloud logs, etc.).
- Scripting knowledge (Python / PowerShell) is preferred.
- Experience with threat intelligence platforms is an added advantage.
Benefits
- Health insurance
- Professional development opportunities
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
cybersecurity fundamentalsthreat detectionlog analysisscriptingcustom detectionscorrelation rulesthreat modelingroot-cause analysisdata analysisthreat hunting
Soft skills
collaborationproactive problem solvingcommunicationanalytical thinkingattention to detail