Senior OT Threat Hunter and Detection SME

Atos
Bengaluru, Mumbai
Workplace: HybridFull timeFunction: Administration & Executive AssistanceExperience: 6-10 yearsSkills: ["Threat hunting","Incident investigation","Analysis","Stakeholder engagement","Incident scoping"]

Identify suspicious activity and strengthen threat-detection across OT and industrial control system (ICS) environments. You’ll conduct proactive threat hunting, analyze OT network traffic, alerts, and logs, and map findings to MITRE ATT&CK for ICS/Enterprise. Partner with OT SOC, plant engineering, and incident-response teams to build detection use cases, investigation playbooks, and containment recommendations, while improving monitoring coverage and reducing false positives.

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Atos
Atos
7 hours ago

Senior OT Threat Hunter and Detection SME

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Last checked: 7 hours agoStatus: Live

Job Summary

Identify suspicious activity and strengthen threat-detection across OT and industrial control system (ICS) environments. You’ll conduct proactive threat hunting, analyze OT network traffic, alerts, and logs, and map findings to MITRE ATT&CK for ICS/Enterprise. Partner with OT SOC, plant engineering, and incident-response teams to build detection use cases, investigation playbooks, and containment recommendations, while improving monitoring coverage and reducing false positives.
Location: Bengaluru, Mumbai
Workplace: Hybrid
Employment Type: Full time
Job Function: Administration & Executive Assistance
Seniority: Mid level

Key Responsibilities

  • •Conduct proactive threat hunting across OT and ICS environments and investigate unauthorized activity, lateral movement, and protocol misuse.
  • •Analyze OT network traffic and security monitoring data (alerts, logs, packet captures, network flows, authentication logs) to identify indicators of compromise.
  • •Develop and validate OT detection use cases and analytics, including hunting queries, alert-triage guides, response playbooks, and investigation procedures.
  • •Tune security alerts and establish baseline communication patterns for critical industrial assets and network zones to improve detection quality.
  • •Triaging OT IDS/NDR/SIEM/endpoint alerts, correlating IT/OT alerts for potential attack paths, supporting incident scoping, and supporting post-incident reviews to improve detections.
Travel: Medium travel

Key Requirements

  • •6–10 years of experience in OT/ICS security threat hunting and detection engineering.
  • •Experience analyzing OT network traffic, security alerts, logs, and asset inventories to identify suspicious activity.
  • •Ability to develop and validate OT-specific detection use cases, tuning security alerts to reduce false positives.
  • •Familiarity with MITRE ATT&CK (ICS and Enterprise) to map findings to relevant attack techniques.
  • •Experience supporting OT incident investigations, including alert triage, evidence documentation, and containment recommendations.
Experience:6-10 yearsOT securityICSSOCIncident response
Skills:Threat huntingIncident investigationAnalysisStakeholder engagementIncident scoping
Tech Stack:MITRE ATT&CKSIEMIDSNDREndpoint telemetryFirewall logsPacket capturesNetwork flows

Company Brief

Atos
Global digital services and consulting firm delivering cloud, cybersecurity, big data, digital workplace, and managed services to enterprise and public sector clients. Provides IT transformation, systems integration, and outsourcing solutions worldwide.
Industry: Consulting
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Bezons, France
Founded: 1997
WebsiteLinkedIn