St. Thomas, On It help desk Jobs – 13 Openings This Week

Senior IT Network Administrator
Confidential —London, ON
- $78,000–$85,000 a year
- Full-time
- Azure
- Computer Science
- Maintenance
- Dental care
- Employee assistance program
Quick apply
9d
IT Support Technician
Casey's Creative Kitchens —St. Thomas, ON
- $25–$30 an hour
- Full-time
- Google Suite
- Windows
- No university degree
- Life insurance
- Paid sick leave
Quick apply
3d
Technology Support Specialist – Help Desk
Western University —London, ON
- $67,680–$96,590 a year
- Computer Science
- Presentation skills
- Bachelor's
4d
IT Support Technician
Waste Solutions Canada —London, ON
- $45,000–$50,000 a year
- Full-time
- Maintenance
- Windows
- Communication skills
Quick apply
Senior Analyst, IT Quality Applications
PowerCo SE —St. Thomas, ON
- $88,390–$110,496 a year
- Computer science
- Azure
- Computer Science
- Paid time off
- Employee assistance program
Desktop Support Engineer (Dispatch /On-call)
Axiom Technologies —London, ON
- On call
- Windows
- Microsoft Office
- Communication skills
Co-op Service Desk Technician - Winter 2027 (January to April) - London, Ontario (IN OFFICE)
Info-Tech Research Group International —London, ON
- Inventory management
- English
- Windows
Quick apply
5d
Senior Analyst, IT Energy & HSE Applications
PowerCo SE —St. Thomas, ON
- $88,390–$110,496 a year
- Azure
- Computer Science
- PMP
- Paid time off
- Employee assistance program
Bilingual IT Support Analyst - Tier 1
EMCO Corporation —London, ON
- $50,000–$55,000 a year
- Full-time
- Hybrid work
- Microsoft Outlook
- English
- Windows
Quick apply
Specialist, Modern Endpoint
Miller Thomson —London, ON
- $88,397–$108,041 a year
- Full-time
- Maintenance
- Windows
- Analysis skills
- Disability insurance
- Dental care
IT Technician - Head Office - London
OpenRoad Auto Group —London, ON
- $45,000–$50,000 a year
- Full-time
- Engineering
- Maintenance
- Windows
- Dental care
Quick apply

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Senior IT Network Administrator
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The Senior IT Network Administrator will troubleshoot complex network issues, lead infrastructure projects, monitor network performance, implement security…
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it help desk jobs near st. thomas, on

Senior IT Network Administrator

Confidential
London, ON

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Job details

Permanent | Full-time | Fixed term contract
$78,000–$85,000 a year
9 days ago

Qualifications

Microsoft Windows Server
Network administration
QoS
TCP
Cloud infrastructure
Azure
Defect resolution root cause analysis
Computer Science
Incident management
CCNP
Ansible
Vendor management
CCNA
OSPF
LAN
Maintenance
Disaster recovery planning
English
Windows
Network infrastructure
AWS
Analysis skills
Bachelor's
IDS
IT project management
CompTIA Network+
BGP
Mentoring
Routing protocols
WAN
Contracts
Network architecture
Linux
Capacity planning
Network monitoring
Root cause analysis
CompTIA Security+
Communication skills
Python
PowerShell
High availability
Juniper
Network security
Information Technology

Full job description

Job Overview

We are seeking a dynamic and highly skilled Senior IT Network Administrator to lead our organization's network infrastructure and ensure seamless connectivity across all platforms. In this pivotal role, you will design, implement, and maintain robust network solutions that support our business operations. Your expertise will drive innovation, optimize performance, and enhance security across cloud environments and on-premises systems. Join us to empower our technological backbone and contribute to our mission of delivering exceptional digital experiences.

Senior IT Network Administrator Job Summary

We are seeking an experienced Senior IT Network Administrator to design, implement, maintain, and secure the organization’s network infrastructure. The successful candidate will be responsible for ensuring high availability, performance, reliability, and security across LAN, WAN, wireless, cloud, and remote-access environments.

The Senior IT Network Administrator will troubleshoot complex network issues, lead infrastructure projects, monitor network performance, implement security controls, and provide technical leadership and mentoring to junior IT staff.

Key Responsibilities

Design, configure, maintain, and troubleshoot enterprise LAN/WAN network infrastructure.
Administer and support routers, switches, firewalls, wireless networks, VPNs, and network monitoring systems.
Manage network security, including firewall policies, access controls, segmentation, IDS/IPS, and secure remote access.
Monitor network performance, availability, capacity, and security using appropriate monitoring and management tools.
Diagnose and resolve complex network connectivity, routing, switching, DNS, DHCP, and performance issues.
Configure and maintain VLANs, routing protocols, VPNs, QoS, NAT, and network access controls.
Plan and execute network upgrades, migrations, expansions, and infrastructure improvement projects.
Maintain network documentation, diagrams, configurations, procedures, and disaster-recovery documentation.
Implement network redundancy, high availability, backup connectivity, and disaster-recovery solutions.
Collaborate with cybersecurity, systems, cloud, application, and help-desk teams to resolve infrastructure issues.
Support cloud networking environments such as Microsoft Azure and/or AWS.
Manage network-related vendors, service providers, contracts, and technical escalations.
Conduct capacity planning and recommend improvements to network architecture and technology.
Participate in incident response, root-cause analysis, and post-incident reviews.
Establish and maintain network standards, policies, and best practices.
Provide technical guidance and mentorship to network administrators and other IT staff.
Participate in an on-call or after-hours support rotation when required.

Required Qualifications

5+ years of experience in network administration or network engineering.
Strong knowledge of TCP/IP, DNS, DHCP, VLANs, routing, switching, NAT, VPN, and network security.
Hands-on experience with enterprise routers, switches, firewalls, and wireless infrastructure.
Experience with network monitoring and troubleshooting tools.
Strong knowledge of network security principles and best practices.
Experience with Windows and/or Linux server environments.
Experience supporting hybrid on-premises and cloud network infrastructure.
Strong analytical, troubleshooting, and problem-solving skills.
Excellent communication and documentation skills.
Ability to manage multiple projects and priorities independently.

Preferred Qualifications

CCNA, CCNP, Network+, Security+, or equivalent certifications.
Experience with Cisco, Fortinet, Palo Alto, Aruba, Juniper, or similar enterprise technologies.
Experience with Microsoft Azure and/or AWS networking.
Knowledge of SD-WAN, SDN, NAC, Zero Trust, and network automation.
Experience with PowerShell, Python, Ansible, or other network automation technologies.
Experience with ITIL-based service management.
Bachelor’s degree in Information Technology, Computer Science, Networking, or a related field.

Key Skills

Networking: TCP/IP, LAN/WAN, VLAN, STP, OSPF, BGP, VPN, QoS, NAT, DNS, DHCP
Security: Firewalls, IDS/IPS, NAC, MFA, network segmentation, Zero Trust
Infrastructure: Cisco, Fortinet, Palo Alto, Aruba, Juniper, wireless networks
Cloud: Microsoft Azure, AWS, hybrid networking
Tools: Network monitoring, packet capture, configuration management, ticketing systems
Automation: PowerShell, Python, Ansible
Professional: Leadership, troubleshooting, communication, documentation, project management

Pay: $78,000.00-$85,000.00 per year

Benefits:

Casual dress
Dental care
Employee assistance program
Life insurance
On-site parking
Vision care

Ability to commute/relocate:

London, ON: reliably commute or plan to relocate before starting work (required)

Application question(s):

Are you located in the London \ St Thomas area?

Experience:

Network administration: 7 years (preferred)

Language:

English (required)

Work Location: In person

Quick apply

Refine Your Search

it help desk jobs in st. thomas, on

Senior IT Network Administrator

IT Support Technician

Technology Support Specialist – Help Desk

IT Support Technician

Senior Analyst, IT Quality Applications

Desktop Support Engineer (Dispatch /On-call)

Co-op Service Desk Technician - Winter 2027 (January to April) - London, Ontario (IN OFFICE)

Senior Analyst, IT Energy & HSE Applications

Bilingual IT Support Analyst - Tier 1

Specialist, Modern Endpoint

IT Technician - Head Office - London

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