Cybersecurity Engineer for OT Networks

4 days ago


Edmonton, Alberta, Canada Dexcent Full time

About the Job:

We are seeking an OT Network Architect to join our team at Dexcent Inc. This role requires strong collaboration with IT, engineering, and operations teams to ensure secure, reliable, and high-performing OT network infrastructures.

Key Responsibilities:

  • Designing and implementing OT network architectures aligned with industry best practices, NIST, IEC 62443, and business objectives.
  • Developing Network Architecture Design Documents and maintaining Network & Hardware Standards.
  • Establishing Network & Hardware Design Principles for scalability, performance, and security.
  • Defining Network and Hardware Redundancy & Failover Strategies to ensure high availability.
  • Creating Network and Hardware Data Flow Diagrams for system interactions.

Qualifications & Experience:

  • Bachelor's degree in Computer Science, Network Engineering, Cybersecurity, or a related field.
  • 10+ years of experience in network architecture, industrial networking, or OT cybersecurity.
  • Strong knowledge of OT/ICS protocols such as Modbus, DNP3, OPC-UA, PROFINET, and BACnet.
  • Experience designing and securing SCADA, DCS, PLC, and IIoT environments.
  • Hands-on experience with Cisco, Palo Alto, Fortinet, or equivalent networking/security devices.

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