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naukri

SOC Engineer

Starlink WLL
Doha, QAT
Senior
1 weeks ago
NozomiForescoutSIEMOT SecurityICS SecurityThreat Hunting
Free

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Security Monitoring & Threat Detection

  • Administration, management, and Support deployment and tuning of OT security tools (Nozomi, Forescout).
  • Monitor OT/ICS environments using SIEM and OT security monitoring platforms.
  • Detect, analyze, and respond to cyber threats targeting industrial control systems.
  • Support and ensure micro segmentation strategies for OT network zones (Purdue Model alignment).
  • Collaborate with engineering teams to safely implement containment actions in live OT environments.
  • Conduct threat hunting across industrial environments using network and log data.
  • Handle and support incident response for OT cyber events with minimal operational disruption.
  • Maintain OT asset visibility and network behavior baselines.
  • Ensure compliance with IEC 62443, NIST ICS, and organizational security standards.
  • Work with firewall, IDS/IPS, NAC, and segmentation technologies in OT networks.

Detection Engineering & Use Case Management

  • Develop and tune OT specific detection rules and correlation logic in SIEM platforms.
  • Align detection use cases with MITRE ATT&CK for ICS framework.
  • Reduce false positives and improve detection accuracy and coverage.
  • Periodically review and optimize alert thresholds and detection logic.
  • Support OT security architecture integrating SIEM, IDS/IPS, packet brokers, and segmentation tools.
  • Assist in onboarding log sources, parser development, and normalization of OT data.
  • Optimize dashboards, alerts, and reporting for operational visibility.

OT Network Visibility, Packet Analysis & Traffic Engineering

  • Operate packet brokers and TAP infrastructure to enable full OT network visibility.
  • Perform deep packet inspection of industrial protocols (Modbus, DNP3, OPC UA, IEC 104, Ethernet/IP).
  • Analyze east west and north south traffic for suspicious activity and lateral movement.
  • Identify unauthorized communications and protocol anomalies.
  • Support network telemetry collection for OT environments.

Asset Visibility, Threat Hunting & Compliance Management

  • Maintain complete OT asset inventory and network topology visibility.
  • Identify unauthorized devices, rogue connections, and shadow OT assets.
  • Conduct proactive threat hunting using logs, network telemetry, and behavioral analytics.
  • Correlate threat intelligence with OT environment risks and vulnerabilities.
  • Ensure compliance with IEC 62443, NIST ICS, ISO standards, and internal security policies.
  • Support internal/external audits and provide security evidence for compliance reporting.
  • Contribute to risk assessments and OT security posture improvement initiatives.

Reporting & Stakeholder Management

  • Prepare and present OT security reports (incidents, risks, and trends).
  • Maintain dashboards for vulnerabilities, threats, and compliance status.
  • Communicate critical incidents and risks to SOC, OT, and business stakeholders.
  • Provide executive level reporting on OT security posture and exposure.
  • Track remediation status and SLA Tracking.
  • Support audit and regulatory reporting requirements (IEC 62443, NIST ICS).

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