Find work in Canada.

319,153 jobs across our Canadian network. How we count

Jobs in Canada

25+ jobs

Email me new jobs Save this search

Added 1 hour ago
VS
Secondary Counsellor (Continuing Full-Time with Benefits)
Vancouver School Board
Vancouver, BC
- Full-time
Experienced Teachers to include current Principal, Vice Principal and previous Administrator(s)
Added 1 hour ago
W
HSE Specialist
Worley
AB · Edmonton, AB
- Full-time
Prepare and provide site safety statistical information to HSE Administrator and clients.
Added 1 hour ago
MD
Fisheries Populations Monitoring and Regulations Manager - State Prog Admin Manager Sr
Minnesota Direct Care and Treatment
Saint-Paul, NB · St.-Paul, NB
- Full-time
Job Class: State Program Administrator Manager Senior
Added 2 hours ago
H
Senior Servicenow Developer – SPM
HCLTech
Canada
- Contract
ServiceNow Certified System Administrator (CSA) and Certified Implementation Specialist – Strategic Portfolio Management (CIS-SPM) certifications.
Added 3 hours ago
IT
administrator, database
Imperial Truck & Trailer Repair
Calgary, AB
- Full-time
Added 3 hours ago
TC
Program Manager, Part-Time
Taproot Community Support Services
Kelowna, BC
- Part-time
Added 3 hours ago
R
Lead Application Administrator
RBC
Toronto, ON
- Full-time
…issues within the RBC supported solution. The Lead Application Administrator will support one to many applications and the associated technical environment. An expert knowledge of…
Added 4 hours ago
TE
Branch Administrator
TK Elevator
Sudbury, ON · Greater Sudbury, ON
- Full-time
Added 4 hours ago
JF
Office Administrator
Jewish Federation of British Columbia (JFBC)
Vancouver, BC · Greater Vancouver Metropolitan Area
- Internship
Camp Miriam seeks a talented and self-motivated candidate for the role of Office Administrator in our Vancouver Office. The Office Administrator ensures the smooth operation of Camp…
Added 5 hours ago
SG
Payroll and Benefits Administrator
S3 Group Ltd.
Medicine Hat, AB
- Full-time
Added 5 hours ago
M
AI Business Solutions
Microsoft
Calgary, AB
- Full-time
Added 6 hours ago
Program Administrator, Policy (contract until May 2028, Hybrid, Toronto)
Law Society of Ontario
Toronto, ON
Added 6 hours ago
TH
PACS Administrator
The Hospital for Sick Children
Toronto, ON
- Full-time
We are currently recruiting for a PACS Administrator to join our team! In this role you will be responsible for the management of day-to-day production and support for the PACS/RIS…
Added 6 hours ago
CL
Senior Office Administrator
Charger Logistics Inc
Brampton, ON
- Full-time
We are currently looking for a Senior Office Administrator to join our team at our Brampton office. The successful candidate will support day-to-day administrative and operational…
Added 6 hours ago
JF
Youth and Family Programming Director
Jewish Federation of Ottawa
Ottawa, ON
- Part-time
The Youth and Family Programming Director (“the director”) serves as the lead programmer and administrator for all programming and engagement for young families, children and youth.…
Added 7 hours ago
W
Data Engineer
Wiraa
Canada
- Full-time
3–5+ years of hands-on experience as a Database Administrator, Data Engineer, or similar data-focused role
Added 7 hours ago
TS
IT Business Systems Engineer - Collaboration Tools & Analytics /Spécialiste des systèmes d'affaires TI - Outils de collaboration et analytique
TD SYNNEX North America
Mississauga, ON
- $70,000 to $85,000 CAD / year
- Full-time
Serve as a core administrator for collaboration platforms (Atlassian Jira, Confluence, JSM) and homegrown IT Tools, which serve as the underlying tools for our SDLC, including customization…
Added 8 hours ago
R
Part-Time Property Administrator
Realstar
Cornwall, ON
- Part-time
We are currently seeking a Property Administrator who will also perform leasing responsibilities to work at one of our properties in Toronto. This position would require you to work on-site…
Added 8 hours ago
T
Senior Salesforce Analyst, Marketing Delivery
TD
Toronto, ON
- Full-time
Salesforce Marketing Cloud certifications (Administrator, Developer, and/or Email Specialist).
Added 8 hours ago
AC
Occupational Claims Manager
Aramark Canada
Mississauga, ON
- Full-time
…effective oversight and accountability of the third-party claims administrator; improved return-to-work outcomes; reduced claim duration and costs; and meaningful contributions to the…
Added 8 hours ago
OV
Systems Consultant, Information Technology - Full Time - Markham Stouffville Hospital
Oak Valley Health
Markham, ON
- Full-time
Microsoft 365 administrator required, Administrator expert or higher preferred
Added 8 hours ago
LT
Senior Product Cybersecurity Engineer - Platform Security
L3Harris Technologies
Montreal, QC
- Full-time
Minimum of 10 years of experience in cybersecurity serving as a Senior IT/Security Administrator, Security Engineer, or Security Architect within engineering-driven product development…
Added 9 hours ago
A
Office Administration / Administración de Oficina
Agoasis
NB · Chiasson Office, NB
- Full-time
We are looking for a reliable Office Administrator. They will undertake administrative tasks, ensuring the rest of the staff has adequate support to work efficiently. The tasks of the…
Added 9 hours ago
MG
Technical Analyst, Database
Michael Garron Hospital
Toronto, ON
- Full-time
Added 9 hours ago
DC
Technical Specialist, Real Property Management
Defence Construction Canada
Cold Lake, AB
- Full-time
…planning role (e.g. Registered Professional Planner, Real Property Administrator, Facilities Management…

CGI

Senior Network Administrator

Calgary, AB, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 1, 2026
Posting language: English
Posted: Oct 2, 2026

Original job description

Position Description

The Senior Network Administrator is responsible for the day to day administration, monitoring, maintenance, troubleshooting, and support of enterprise network infrastructure, ensuring secure, stable, resilient, and highly available services. The role supports routers, switches, firewalls, load balancers, and related network services across production, test, and disaster recovery environments. The Senior Network Administrator works closely with network engineers, security specialists, infrastructure teams, application support teams, vendors, and other stakeholders to resolve incidents, implement controlled changes, support lifecycle and security initiatives, and drive continuous service improvement. The role requires strong enterprise networking expertise, advanced troubleshooting capabilities, disciplined change management practices, and experience supporting complex, business critical environments.

Your future duties and responsibilities

s a Senior Network Administrator, you will provide hands-on operational support for a complex enterprise network supporting business-critical services. This role requires close collaboration with infrastructure, security, application support, engineering, vendor, and service delivery teams to maintain secure, stable, resilient, and highly available network services.

You will troubleshoot complex technical issues, implement controlled changes, maintain operational documentation, and contribute to modernization and continuous improvement initiatives.

Your responsibilities will include:

Administer and support routers, switches, firewalls, load balancers, and related network services.
Monitor network health, capacity, utilization, availability, and performance.
Investigate and resolve network incidents, service disruptions, connectivity issues, and performance problems.
Participate in major incident response, technical escalations, root cause analysis, and problem management.
Implement network changes in accordance with established change management processes.
Support network hardware and software lifecycle activities.
Review network configurations for alignment with operational and security standards.
Assist with vulnerability remediation and infrastructure security initiatives.
Administer firewall policies, access control lists (ACLs), routing protocols, virtual private networks (VPNs), and related network technologies.
Participate in disaster recovery and business continuity exercises.
Develop and maintain network documentation, diagrams, standards, procedures, runbooks, and knowledge articles.
Identify opportunities to improve network stability, resilience, security, and operational efficiency.
Support automation, standardization, modernization, and continuous service improvement initiatives.
Participate in operational reporting and service review activities.
Communicate technical information clearly to technical and non-technical stakeholders.
Participate in an after-hours on-call rotation supporting critical business services.

Required Qualifications To Be Successful In This Role

Five (5) or more years of experience in network administration, network operations, or a related infrastructure support role.

Strong knowledge of Transmission Control Protocol/Internet Protocol (TCP/IP) networking.
Strong knowledge of routing and switching technologies.
Experience with virtual local area networks (VLANs) and Layer 2 and Layer 3 networking.
Knowledge of Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), and network security fundamentals.
Experience supporting production enterprise network environments.
Demonstrated ability to troubleshoot complex network connectivity and performance issues.
Experience working within incident, problem, and change management processes.
Strong analytical and problem-solving skills.
Excellent written and verbal communication skills.

Desired Qualifications:

Experience with Cisco switching and routing platforms.
Experience administering Check Point and Fortinet firewalls.
Experience supporting F5 load balancers.
Knowledge of OSPF and BGP routing protocols.
Experience with HSRP and Virtual Router Redundancy Protocol (VRRP).
Experience administering firewall policies and access control lists (ACLs).
Knowledge of wide area networks (WANs) and Multiprotocol Label Switching (MPLS).
Experience with virtual private networks (VPNs) and remote access technologies.
Experience with network monitoring and alerting platforms.
Knowledge of high-availability and resilient network architectures.
Experience supporting financial services or another highly regulated environment.
Exposure to hybrid cloud and modern networking technologies.

Professional Attributes:

Strong operational support mindset with a clear sense of ownership.
Ability to remain effective while resolving high-priority or complex service issues.
Strong customer service and stakeholder management skills.
Disciplined approach to change management and documentation.
Ability to work independently and collaborate effectively within a team.
Commitment to operational excellence, continuous learning, and service improvement.

Education and Certification:

Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), or an equivalent industry certification is considered an asset.
Equivalent combinations of relevant education, certification, and enterprise networking experience may be considered.

CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level, geographic market, experience and training, and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $70,000- $120,000. This role is an existing vacancy.

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

At CGI, we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal-opportunity employer, being able to perform your best during the recruitment process is important to us. If you require an accommodation, please inform your recruiter.

That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals.

To learn more about accessibility at CGI, contact us via email. Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.

Come join our team - one of the largest IT and business consulting services firms in the world.

Apply About employer

More about this job

Responsibilities

Administer, monitor, troubleshoot, and maintain enterprise network infrastructure, including routers, switches, firewalls, and load balancers, while supporting secure and highly available services. Resolve incidents, implement controlled changes, maintain operational documentation, support security and lifecycle initiatives, and contribute to disaster recovery and continuous improvement.

Requirements

Requires at least five years of experience in network administration, network operations, or related infrastructure support, with strong TCP/IP, routing, switching, and enterprise production network expertise. Candidates should be able to troubleshoot complex issues and work within incident, problem, and change management processes; CCNA, CCNP, or an equivalent certification is an asset.

Skills

TCP/IP Networking
Routing And Switching
VLANs
Layer 2 And Layer 3 Networking
Network Troubleshooting
Network Monitoring
Firewall Administration
Access Control Lists
VPNs
DNS And DHCP
Incident And Problem Management
Change Management
Network Security
Disaster Recovery
Network Documentation

Visa sponsorship

Not detected in the job text

Keywords

TCP/IP
Cisco
Check Point
Fortinet
F5 Load Balancers
OSPF
BGP
HSRP
VRRP
VLANs
DNS
DHCP
VPN
WAN
MPLS
Firewalls
Access Control Lists
Network Monitoring
High Availability
Disaster Recovery
Hybrid Cloud
CCNA
CCNP
Incident Management
Problem Management
Change Management
Vulnerability Remediation
Root Cause Analysis
Network Security
Financial Services

Report this job