ole focuses on firewalls, ACLs, network segmentation, secure WAN/VPN connectivity, and IEC-aligned security controls, ensuring compliance and high availability in critical OT environments.
Key Responsibilities
Design and review firewall and ACL baselines aligned with security architecture
Implement and validate network segmentation (VLAN, VPN, DMZ)
Support secure WAN/MPLS/VPN connectivity and remote access governance
Validate inter-zone communication flows and DMZ enforcement
Enable logging and SIEM onboarding for network devices
Troubleshoot network issues across L2/L3 switches, routers, and firewalls
Maintain firewall rule sets, baselines, and change documentation
Collaborate with OT architects, OEMs, and customer teams
Align network configurations with IEC 62443 and IEC 62351 standards
Operate within high-availability OT environments following strict change management
High-impact role in critical OT and industrial security environments
Hands-on ownership of network security architecture and governance
Exposure to international OT security standards (IEC 62443 / IEC 62351)
Collaboration with OEMs, architects, and enterprise customers
Strong career growth in OT cybersecurity and network security leadership
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