Jobs in Canada

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Added 1 month ago
VS
Associate Software Engineer in Test
Veeva Systems
Toronto, ON
- Full-time
Graduates or anyone curious about Quality Engineering can apply. Our onboarding program provides a dedicated buddy to guide you through the process, and our collaborative environment is the…
Added 1 month ago
C&
Assistant Facilities Manager
Cushman & Wakefield
Toronto, ON
- Full-time
…includes oversight of janitorial services, life-safety systems, engineering functions, site services, and general maintenance. All activities must align with Cushman & Wakefield policies…
Added 1 month ago
CP
Quality Assurance Associate
Catalent Pharma Solutions
Strathroy, ON · CAN-Strathroy Ontario
- Full-time
We have an opportunity for a Quality Assurance Associate to join our team. In this role, you will help create a culture of quality compliance and continuous improvement that meets…
Added 1 month ago
TM
Operational Excellence Analyst
Toyota Motor Corporation
Toyota Credit Canada Inc - Head Office
- Full-time
Apply Toyota Way methodologies including TPS, TBP, to support structured problem solving, standardization of work, and visual process mapping
Added 1 month ago
Onsite AV Service Technician
Diversified
Toronto, ON
As a Diversified associate, you'll dive headfirst into big, complex, and rewarding projects that push the boundaries of what's possible. Plus, you'll enjoy a flexible work environment,…
Added 1 month ago
Engineer Associate - Multiple Locations
Cargill
Clavet, SK
…Cargill, you must apply online and complete the entire application process, along with an e-signature. Please complete your application as soon as…
Added 1 month ago
C
Senior Network Administrator
CGI
Calgary, AB
- Full-time
…collaboration with infrastructure, security, application support, engineering, vendor, and service delivery teams to maintain secure, stable, resilient, and highly available network…
Added 1 month ago
SC
Director - Design & Construction
Staples Canada
Richmond Hill, ON
- $125,300 to $156,600 CAD / year
- Full-time
Oversee tender and bid process for all construction and engineering related needs.
Added 1 month ago
T
Market Risk Associate - FX (5563)
TD
Toronto, ON
- Full-time
We are seeking an experienced and highly skilled Market Risk Associate to join our dynamic Market Risk Management team. The successful candidate will play a pivotal role in assessing,…
Added 1 month ago
AP
Field Technician
Astro Pak
Hamilton, ON
- Full-time
As an Associate Field Technician at Purepass, an Astro Pak company, you’ll receive hands-on training while travelling to customer sites to perform specialized chemical cleaning and…
Added 1 month ago
A
Sr Associate, Product Strategy
Appnovation
Vancouver, BC
- Full-time
As a Senior Associate, you are an independent practitioner who leads meaningful portions of the work. You own requirements, backlogs, process maps, journeys, and prioritisation - the…
Added 1 month ago
Senior Experience Designer - EA SPORTS™ NHL
Electronic Arts
Vancouver, BC
You will report to the Associate UX Director. We collaborate with all disciplines to create high-quality experiences that promote player engagement and strengthen the identity of the EA…
Added 1 month ago
PC
Enterprise Application - Experienced Designer, Senior Associate (Reliability Security Clearance Required)
Pwc Canada
Ottawa, ON
- Full-time
As a Senior Associate in PwC’s Customer Transformation practice, you will support teams helping organizations design and deliver customer-centric strategies, experiences, interfaces, and…
Added 1 month ago
P
Enterprise Application - Experienced Designer, Senior Associate (Reliability Security Clearance Required)
PwC
Ottawa, ON · Toronto, ON
- Full-time
As a Senior Associate in PwC’s Customer Transformation practice, you will support teams helping organizations design and deliver customer-centric strategies, experiences, interfaces, and…
Added 1 month ago
Field Technician
ASTRO PAK
Hamilton, ON
As an Associate Field Technician at Purepass, an Astro Pak company, you’ll receive hands-on training while travelling to customer sites to perform specialized chemical cleaning and…
Added 1 month ago
S&
Transmission Line Designer 2 - Grid
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
…dimensions. In preparing your drawings, you will confer directly with engineering staff in interpreting input from a variety of sources, such as engineering specifications, weight and…
Added 1 month ago
S&
Transmission Line Designer 3 - Grid
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
…dimensions. In preparing your drawings, you will confer directly with engineering staff in interpreting input from a variety of sources, such as engineering specifications, weight and…
Added 1 month ago
Sr Associate, Product Strategy
Appnovation Technologies
Vancouver, BC
As a Senior Associate, you are an independent practitioner who leads meaningful portions of the work. You own requirements, backlogs, process maps, journeys, and prioritisation - the…
Added 1 month ago
SI
Director - Design & Construction
Staples Inc.
Richmond Hill, ON
- Full-time
Oversee tender and bid process for all construction and engineering related needs.
Added 1 month ago
LE
Production Assembly Associate
LUMINOR Environmental Inc.
Guelph, ON
- Full-time
Straight day shift, Monday to Friday · Successful candidates must have legal authorization to work in Canada on a full-time basis for any employer
Added 1 month ago
SI
Electrician- Afternoons
Snackruptors Inc
Cambridge, ON
- Other
Apply now to the Electrician on our growing Maintenance & Engineering team and be a part of our exciting journey!
Added 1 month ago
SI
Electrician- Nights
Snackruptors Inc
Cambridge, ON
- Other
Apply now to the Electrician on our growing Maintenance & Engineering team and be a part of our exciting journey!
Added 1 month ago
AG
QA - Data Reviewer, Associate
AtomVie Global Radiopharma
Hamilton, ON
- Up to $70,000 CAD / year
- Full-time
The QA – Data Reviewer, Associate is responsible for ensuring GMP compliance and data integrity through verification of records generated in sampling, preparation, instrumental analysis,…
Added 1 month ago
FR
Condominium Manager
FirstService Residential Canada
Toronto, ON
- Full-time
Our dedication to associate satisfaction and growth is recognized by our Great Place to Work certification, exemplifying our commitment to fostering a positive and inclusive workplace…
Added 1 month ago
FC
Maintenance Technician III
FedEx Canada
Mississauga, ON
- Full-time
Additional Details: Flexible afternoon/night shifts, 1:30 PM–10 PM

CGI

Senior Network Administrator

Calgary, AB, Canada

Full-time

Apply on LinkedIn About employer

Applications open in a new tab.

Job details

Job type: Full-time
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 on LinkedIn 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

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Work requirements

Jobs in Canada