What you'll actually do
- Assess OT/ICS environments for cyber risks
- Implement network segmentation between IT and OT
- Develop OT-specific incident response plans
- Conduct OT asset inventory and vulnerability management
- Advise on IEC 62443 and NERC CIP compliance
- Liaise between IT security and OT/engineering teams
Skills you need
Understanding of industrial protocols (Modbus, DNP3, EtherNet/IP)OT network architecture (Purdue model)IEC 62443 and NERC CIP frameworksIndustrial system design (PLCs, SCADA, DCS)Network segmentation and firewall designIT/OT convergence challenges
Tools & platforms
Claroty / Dragos / Nozomi (OT security platforms)Wireshark (OT protocol analysis)Nessus for OTIndustrial firewalls (Tofino, Fortinet Rugged)SCADA/HMI systems (practical knowledge)
Certifications to Target
1GICSP (Global Industrial Cyber Security Professional)
2IEC 62443 Security Level Management
3CSSA (Certified SCADA Security Architect)
4CompTIA Security+
Who Is a Good Fit?
- → OT / SCADA Engineers
- → Electrical / Instrumentation Engineers
- → Process Control Engineers
- → IT security professionals targeting OT
Career Growth Path
1
OT Security Analyst → OT Security Engineer2
→ OT Security Architect3
→ Head of OT Cybersecurity4
→ Independent OT Security Consultant