Posted 3 months ago
Network Infrastructure Specialist
@ Querentia Inc.
Ottawa, Ontario
Overview
Querentia Inc. is hiring Intermediate and Senior Network Infrastructure Specialists on a contract basis for Government of Canada projects. The work covers designing, deploying and supporting secure enterprise networks, including Extreme/Avaya Fabric, SDN, WAN and NAC. An active Secret or Top Secret clearance is mandatory.
Responsibilities:
- Design, deploy, maintain and troubleshoot enterprise network infrastructure
- Support Extreme/Avaya Fabric networks, routers, switches, firewalls and VPNs
- Design and support SDN and WAN
- Implement and maintain NAC solutions
- Create technical documentation and network diagrams
Requirements summary:
- 5-9 years (Intermediate) or 10+ years (Senior) relevant experience
- University degree, diploma or equivalent IT experience
- Hands-on experience with enterprise networking, SDN, WAN, VPN and NAC
- Active Secret or Top Secret security clearance (mandatory)
- Government or highly regulated environment experience (highly preferred)
Tools & skills
Source and dates
Source type not verified · jsonld
- Employer posting date
- 2026-08-05
- First seen by our source
- 2026-10-26
- Source record updated
- 2026-11-02
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Mid level |
| Department | IT |
| Experience | 5+ years |
| Work setting | Office, Client sites |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Education | College diploma (preferred) |
| Security clearance | Secret |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Querentia Inc.
| Field | Value |
|---|---|
| Open jobs on Jobsy | 331 |
Role: Network Infrastructure Specialist - Intermediate & Senior
Job Summary
We are seeking Intermediate (5-9 years) and Senior (10+ years) Network Infrastructure Specialists to design, deploy, and support secure enterprise network environments for Government of Canada projects. The ideal candidate will have strong expertise in enterprise networking, security, WAN, SDN, VPNs, and network infrastructure design.
Key Responsibilities
•
Design, deploy, maintain, and troubleshoot enterprise network infrastructure.
•
Support Extreme/Avaya Fabric Networks , routers, switches, firewalls, and VPN solutions.
•
Design and support Software Defined Networks (SDN) and Wide Area Networks (WAN) .
•
Implement and maintain Network Access Control (NAC) solutions.
•
Create and maintain technical documentation, network diagrams, and deployment standards.
•
Collaborate with infrastructure and security teams to ensure reliable, secure, and compliant network operations.
Required Skills & Experience
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Intermediate: 5-9 years | Senior: 10+ years of relevant experience.
•
University degree, diploma, or equivalent IT experience.
•
Hands-on experience with:
•
Physical network infrastructure design, deployment, and troubleshooting
•
Extreme/Avaya Fabric Networks
•
Enterprise routers, switches, and firewalls
•
VPN technologies
•
Software Defined Networking (SDN)
•
Wide Area Networks (WAN)
•
Enterprise Network Access Control (NAC)
•
Network documentation and architecture diagrams
•
Experience supporting secure Government or highly regulated environments is highly preferred.
Mandatory: Active Secret or Top Secret Security Clearance .
Journal
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