Sisco Jobs

OT Network Operations Engineer

Sisco Jobs Doha, Qatar

Human Resources · 11-50 employees

4 d ago
Mid (2-5 yrs) Full-time Qatar
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About the role

The role involves maintaining and troubleshooting industrial network infrastructure to ensure reliable connectivity and operational continuity. You will coordinate with IT and security teams to manage network configurations, firewall rules, and secure communication across OT environments.

What they look for

Network infrastructure Industrial switches Routers Firewalls VLAN Network segmentation DMZ Network security Packet capture Modbus TCP PROFINET Wireshark Network monitoring OT security architecture Troubleshooting Latency analysis

Requirements

Candidates should have 3-5 years of experience in network operations and possess strong skills in configuring industrial networking hardware. Professional certifications such as CCNA or CCNP are explicitly preferred for this position.

Full description

We are Sisco Jobs, a recruitment consultancy based in Trichy, Tamil Nadu. We are hiring for the position of OT Network Operations Engineer in Qatar.

We are seeking a technically skilled professional to support the operation, maintenance, troubleshooting, and security of Operational Technology (OT) networks. The role involves managing industrial network infrastructure, resolving connectivity and performance issues, maintaining network configurations, and supporting secure communication across OT environments.

Key Responsibilities

  • Maintain OT network infrastructure to ensure reliable connectivity and operational continuity.
  • Configure and troubleshoot industrial switches, routers, and firewalls.
  • Diagnose and resolve network connectivity, latency, packet loss, and protocol-related issues.
  • Maintain device configurations, VLAN assignments, routing settings, and firewall rules.
  • Support OT network segmentation, demilitarized zones (DMZs), and secure remote access.
  • Analyze network logs, packet captures, and performance indicators to identify faults.
  • Document network topology, configuration changes, incident resolutions, and maintenance activities.
  • Coordinate with OT, IT, and security teams to resolve incidents while minimizing disruption to industrial operations.

Required Skills

  • Maintaining availability and reliability of industrial networks
  • Configuring and troubleshooting network infrastructure
  • Maintaining firewall rules and secure traffic flows
  • Supporting logical isolation and OT network security
  • Analyzing latency, connectivity, protocols, logs, and packet captures

Preferred Skills

  • CCNA, CCNP, or equivalent networking certification (explicitly preferred in the requirement).
  • Familiarity with industrial communication protocols such as Modbus TCP and PROFINET (suggested).
  • Experience with Wireshark, network monitoring tools, and OT security architecture (suggested).

Contact Number - 9786888866