ICS/OT Security Analyst (Nozomi Networks)

Job Overview

I am hiring a Freelance OT/ICS Security Analyst to support cybersecurity advisory services within industrial networks for the energy and critical infrastructure sector. The role requires strong knowledge of SCADA/DCS environments, industrial protocols, OT security monitoring technologies, and IIoT architectures, working closely with client teams to identify risks, troubleshoot technical issues, and enhance security posture. This role is remote from anywhere, one day a week for 36 months.

Responsibilities

• Support customer teams in analysing critical security alerts generated by Nozomi Networks appliances to determine real impact on industrial facilities.
• Retune probes to correct misinterpretation of legitimate industrial traffic and reduce false positives.
• Refine and customize detection rules to improve the anomaly detection capabilities of monitoring solutions.
• Support incident handling phases during cyb...