OT SOC Analyst

3 days ago

Bengaluru, Karnataka, India Infocus Technologies Full time US$ 90,000 - US$ 1,20,000 per year

Job Description:

We are seeking a skilled and proactive OT SOC Analyst to join our cybersecurity operations team. This role is focused on protecting industrial control systems (ICS) and operational technology (OT) environments through continuous monitoring, incident response, and development of OT-specific detection and response strategies.

Key Responsibilities:

  • OT Incident Response:

  • Detect, investigate, and respond to cybersecurity incidents affecting OT systems.

  • Coordinate with plant operations and engineering teams during security events.

  • Conduct root cause analysis and document incident findings.

  • OT Security Protocols & Compliance:

  • Implement and enforce OT security best practices and standards (e.g., ISA/IEC 62443, NIST

  • Assist in designing secure OT network architectures based on the Purdue Model.

  • Monitor adherence to OT-specific access controls, patching, and asset hardening.

  • Use Case & Playbook Development:

  • Design and implement detection use cases tailored to ICS/SCADA environments.

  • Create and maintain incident response playbooks for OT scenarios (e.g., unauthorized PLC changes, protocol abuse).

  • Continuously improve detection coverage and response efficiency.

  • Hands-On Tool Usage:

  • Monitor and analyze alerts using IDS (e.g., Snort, Zeek, Nozomi Networks, Claroty).

  • Utilize SIEM tools (e.g., Splunk, QRadar) for log correlation, rule creation, and threat detection.
  • Support OT endpoint monitoring using EDR solutions (e.g., CrowdStrike, Defender for Endpoint).
  • Perform traffic analysis using tools like Wireshark for protocol inspection and anomaly detection.

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