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Network Security Engineer

USA💼 Full-time💰 $150,000–$150,000🗓 2026-09-24 → 2026-09-26

Core

Design, develop, program, and commission OT equipment for industrial control systems while building and maintaining secure OT network architectures.

Role type

Senior IC OT Network Security Engineer

Builds

OT network architectures, automation and controls projects, secure network segments

Domain

Industrial Control Systems (ICS) / OT Cybersecurity

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

OT cybersecurity, IT networking, network architecture diagramming, firewall setup, VLAN configuration, EtherNet/IP, Modbus TCP/IP, OPC UA, Profinet, MQTT, Cisco platforms, Fortinet platforms

Preferred skills

OT cybersecurity certification, 4-year college degree in related discipline

Technologies

Cisco, Fortinet, Ethernet Firewall, MQTT, Network Profinet, TCP/IP, AI Security

Responsibilities

Design and configure VLANs and firewall rules to segment OT and IT networks; configure switches, firewalls, and servers on site; test and validate communications between OT and IT networks; lead automation and controls projects from concept through implementation; create and maintain network architecture diagrams; apply OT cybersecurity best practices and standards.

Seniority

Mid-Senior, hands-on IC

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