Key Responsibilities

- Design, deploy, and maintain security controls across IT and OT network environments.
- Configure, monitor, and troubleshoot firewalls (Cisco ASA/Firepower, Fortinet, Palo Alto, or similar).
- Manage and secure Layer 2/Layer 3 switching infrastructure, including VLANs, trunking, and segmentation.
- Deploy and administer Cisco Cyber Vision for OT asset visibility, threat detection, and network monitoring.
- Collaborate with plant/production teams to ensure security measures do not disrupt operational continuity.
- Support incident response, root cause analysis, and remediation for network security events.
- Maintain documentation for network diagrams, firewall rules, access controls, and security policies.
- Perform regular vulnerability assessments and support patch management for OT network devices.
- Assist in access control management (802.1X, NAC) for both IT and OT environments.
- Stay current with emerging threats,



vulnerabilities, and best practices in OT/ICS security.

Required Skills & Qualifications

- 2–3 years of experience in network security engineering, with exposure to OT/ICS environments
- Solid understanding of firewalls — rule creation, policy management, VPNs, NAT
- Solid grasp of switching concepts — VLANs, STP, trunking, port security, inter-VLAN routing
- Hands-on experience with Cisco Cyber Vision (or similar OT visibility tools) is mandatory
- CCNA certification is mandatory
- Familiarity with SIEM tools and log analysis is a plus.
- Basic understanding of Windows/Linux server environments
- Strong troubleshooting and problem-solving skills
- Good communication skills to coordinate with both IT and OT/plant team.

📌 Network Security Engineer (Bengaluru)
🏢 Velocis
📍 Bengaluru