Senior Network Lab & Validation Engineer

VSG Recruitment; Hamilton; On-site; CAD 120,000 - 160,000; Full time

Job summary

VSG Recruitment is supporting a Canadian technology company seeking a senior network engineer to act as a technical authority. You will build realistic network test environments, reproduce complex failures, analyze network behaviour, and advise engineering and product teams.

The role focuses on hands-on work with network equipment, configurations, packet captures, telemetry, and debugging difficult technical problems without people management duties.

Qualifications

• At least seven years hands-on network engineering experience.
• Deep knowledge of switching, routing, VLANs, multicast, QoS, and traffic flows.
• Experience diagnosing complex problems using packet captures, telemetry, and logs.
• Ability to document configurations and provide technical guidance across teams.

Responsibilities

• Build and maintain network lab and test environments for product development, investigation, validation, and demonstrations.
• Configure and troubleshoot switches, routers, endpoints, VLANs, multicast, QoS, routing, timing systems, and traffic flows.
• Reproduce failures involving packet loss, timing, multicast, congestion, misrouting, firmware, configuration changes, and device replacement.
• Capture and analyze packets, flow data, telemetry, logs, configurations, monitoring data, and timing information.
• Identify root causes, meaningful signals, edge cases, and system limitations.
• Define test scenarios, expected outcomes, and validation requirements.
• Document configurations, system behaviour, test conditions, findings, and recommended solutions.
• Advise engineering, product management, leadership, and customer-facing teams.
• Support selected customer demonstrations, pilots, and field-validation activities.
• Use scripting, APIs, and automation where appropriate.

Skills

Network engineering

Root-cause analysis

Documentation

Independent work

Customer-facing guidance

Tools

Packet capture tools

Telemetry/monitoring

Scripting/automation

Job description

VSG Recruitment is supporting a Canadian technology company seeking a senior network engineer to act as a technical authority. You will build realistic network test environments, reproduce complex failures, analyze network behaviour, and advise engineering and product teams.

The role focuses on hands-on work with network equipment, configurations, packet captures, telemetry, and debugging difficult technical problems without people management duties.