OT Networking Engineer

Job description

**Job Description:** - ------------------- * We are seeking an experienced IT OT Networking Engineer with expertise in industrial networking OT cybersecurity ICS SCADA systems and network security * The role involves designing securing and supporting converged IT OT networks across manufacturing utilities energy and industrial environments while ensuring reliability compliance and seamless connectivity **Key Responsibilities:** - ------------------------ * Design and support IT OT network architectures following the Purdue Model and defense in depth principles * Configure and manage VLANs ACLs VRFs OSPF BGP NAT QoS DMZs and network segmentation * Deploy and administer Palo Alto Fortinet and Cisco firewalls * Support connectivity for SCADA PLC RTU HMI Historian and IIoT systems * Implement secure remote access solutions using VPNs Jump Servers and Zero Trust models * Monitor and troubleshoot network performance using SolarWinds PRTG Zabbix Wireshark Nozomi and Claroty * Secure industrial protocols including Modbus TCP OPC UA Profinet EtherNet IP DNP3 and BACnet **Technical Requirements:** - -------------------------- * 9 to 15 years of experience in Network Engineering including 3 years in OT Industrial environments such as Manufacturing Utilities Pharma Energy or Oil Gas * Strong expertise in L2 L3 networking Routing Switching VLANs ACLs STP HSRP VRRP OSPF BGP and QoS * Hands on experience with Cisco Juniper Aruba or HPE networking solutions and Palo Alto Fortinet or Cisco firewalls * Experience with network services and tools including DHCP DNS NTP IPAM Syslog and Wireshark * Good understanding of ICS SCADA architectures Purdue Model OT DMZ design Historian connectivity and industrial networking concepts * Working knowledge of industrial protocols such as Modbus TCP OPC UA Profinet EtherNet IP and DNP3 * Familiarity with OT cybersecurity frameworks and controls including IEC 62443 NIST CSF IDS IPS NAC SIEM and vulnerability management **Additional Responsibilities:** - ------------------------------- * Strong stakeholder management and communication skills * Ability to bridge IT and OT requirements effectively * Excellent troubleshooting documentation and problem solving capabilities **Preferred Skills:** - -------------------- Domain-\>IOT-\>IOT-ALL,Technology-\>Industrial IOT Embedded Software-\>Control Systems \& Acquisition Systems-\>SCADA,Technology-\>Industrial IOT Embedded Software-\>OPC Standards for process control-\>OPC UA