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Network Engineer - Operational Technology, Oil & Gas
Network Engineer - Operational Technology, Oil & GasAstra North Infoteck Inc. • Calgary, AB, ca
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Network Engineer - Operational Technology, Oil & Gas

Network Engineer - Operational Technology, Oil & Gas

Astra North Infoteck Inc. • Calgary, AB, ca
30+ days ago
Job type
  • Full-time
  • Quick Apply
Job description
Job Description
Skills: Network Routing(WAN Technology)~CNS_Network Security_Cisco Experience Required: 6-8

Key Responsibilities:
• Configure and deploy OT network equipment (Cisco switches/routers, industrial models, Palo Alto firewalls) across Calgary field facilities.
• Implement and support OT segmentation aligned with the Purdue Model (zone/conduit design, firewall policies, VLANs).
• Build, configure, and troubleshoot Aruba/SilverPeak SD WAN and integrate with existing OT/wide area networks.
• Design and validate routing architecture using OSPF/BGP/EIGRP for high availability and resiliency.
• Perform on site cabling verification, testing, and coordination with contractors to ensure compliance with standards.
• Configure and optimize WAN links including satellite, wireless, and APN connections for remote sites.
• Develop network design documents, implementation plans, runbooks, and as built documentation.
• Support cutovers, migrations, and commissioning of OT networks at field sites with minimal downtime.
• Troubleshoot network issues across L1–L3 layers, including OT specific constraints and isolated networks.
• Collaborate with security, servers, OT, and field teams to deliver stable and secure site networking


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Network Engineer - Operational Technology, Oil & Gas • Calgary, AB, ca

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