Senior OT Security Analyst
Core
Lead frontline monitoring and triage of operational technology (OT) environments to identify adversary activity and support incident response.
Role type
Senior IC OT Security Analyst
Builds
Real-time threat detection and response capabilities for critical infrastructure customers
Domain
Industrial cybersecurity / Critical Infrastructure
Required skills
Network security analysis, TCP/IP and firewall configuration, IDS/IPS and SIEM operations, packet analysis, incident investigation, technical reporting, shift management
Preferred skills
OT protocol knowledge (Modbus, DNP3, Ethernet/IP), ICS environment experience, adversary tactics frameworks (MITRE ATT&CK for ICS), PCAP analysis, Python or Bash scripting
Technologies
Dragos Platform, SIEM, IDS/IPS, TCP/IP, Modbus, DNP3, Ethernet/IP, Python, Bash
Responsibilities
Lead shift operations and triage detection alerts from the Dragos Platform; Investigate suspicious network activity and anomalies; Escalate findings to incident responders with actionable documentation; Partner with engineering teams to tune detection logic and reduce false positives; Write incident summaries and operational reports for stakeholders; Support asset classification, vulnerability management, and hardening recommendations.
Seniority
Senior, hands-on IC
