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Added 1 hour ago
A
It Support
Actalent
Burnaby, BC
- $28 to $35 CAD / hour
- Contract
The IT Support / Systems Administrator will provide Level 1 and Level 2 support, manage an active ticket pipeline, and play a key role in onboarding new hires. This role reports into IT…
Added 17 hours ago
Insurance Administrator
Talent Acquisition Team at Westland Insurance. Text reply only.
Dartmouth, NS
As an Insurance Administrator, you’ll flex your solid communication and technical skills to support a team of Personal Lines Advisors. You’ll play an integral role, providing day-to-day…
Added 17 hours ago
Insurance Administrator
Talent Acquisition Team at Westland Insurance. Text reply only.
O'leary, PE
As an Insurance Administrator, you’ll flex your solid communication and technical skills to support a team of Personal Lines Advisors. You’ll play an integral role, providing day-to-day…
Added 17 hours ago
BC
Senior DB2 DBA
BMO Capital Markets
Toronto, ON
- Full-time
We are looking for a Senior Database Administrator (Db2 z/OS) to join our Mainframe Platform & Application Services team. In this role, you'll help design, optimize, and support the…
Added 18 hours ago
PC
Salesforce Platform Owner
Parkland Corporation
Calgary, AB
- Full-time
The Salesforce Product Owner bridges business strategy and technical execution across the enterprise ecosystem. In this role, you will own the platform roadmap, prioritize the sprint…
Added 1 day ago
PC
Cloud Architecture & Engineering, Director
Pwc Canada
Ottawa, ON · Toronto, ON
- Full-time
This role combines deep technical cloud expertise with strategic leadership, practice development, and team coaching.
Added 1 day ago
CO
26-165 Database Administrator 1
City of Maple Ridge
Maple Ridge, BC
- $51.14 to $60.42 CAD / hour
- Full-time
We have an exciting opportunity in our Information Technology Department for a Temporary Full-Time Database Administrator. Reporting to the Project Manager, ERP System, you will play a key…
Added 1 day ago
RB
Transaction Processing Administrator
Royal Bank of Canada
Toronto, ON
- Full-time
Join RBC Investor Services as a Financial Processing Administrator where you'll play a critical role in delivering exceptional client experience through accurate and efficient transaction…
Added 1 day ago
TC
Engineering Administrator/Coordinator
Tridon Communications
AB · Edmonton, AB
- Full-time
We’re looking for an Engineering Administrator & Coordinator to support our Engineering Department through effective documentation, scheduling, reporting, and project coordination.
Added 1 day ago
SP
Business Strategy Senior Manager - Canadian Public Sector Experience Services
Salesforce Partner Canada
ON · Ontario, Canada
- Full-time
…They work with our key enterprise customers, partners, and technical delivery leaders to drive scale, speed to value, and a sustained landscape for future success. They bring deep expertise…
Added 1 day ago
A
Senior MS SQL Server & Azure Database Administrator (L3) / Montreal, QC - (Hybrid)
AceStack
Montreal, QC
- Full-time
Job Description: Senior MS SQL Server & Azure Database Administrator (L3)
Added 1 day ago
TS
26-75 Corporate Financial Analyst (18 months, Casual)
Technical Safety BC
Vancouver, BC
- Full-time
Act as system administrator and subject matter expert with Workday Adaptive Planning, the financial reporting and budgeting software, including creating models, designing reports,…
Added 1 day ago
Network Administrator
R W Tomlinson
Ottawa, ON
R.W. Tomlinson Limited is seeking an experienced Network Administrator to join our IT Systems group. This role is responsible for the administration, security, performance, and continued…
Added 1 day ago
BC
Estimation Administrator
Bird Construction
Ajax, ON
- Full-time
Join our Proposals Team as an Estimating Administrator as we pursue a variety of construction projects that will improve the mobility of the citizens of GTA. Reporting to the Project…
Added 1 day ago
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Senior IT Specialist - Kubernetes
Telesat
Ottawa, ON
- Full-time
CNCF Certified Kubernetes Administrator (CKA)
Added 1 day ago
AC
Administrateur·trice systèmes Unix/Linux
ALTEN Canada
Montreal, QC
- Full-time
Added 1 day ago
AC
Expert·e Admin AD
ALTEN Canada
Montreal, QC
- Full-time
To support the growth of our client in the aerospace industry, ALTEN Canada is seeking an Active Directory (AD) Administrator Expert to support IAM initiatives and infrastructure…
Added 1 day ago
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Systems Administrator
Hays
Ottawa, ON · Greater Ottawa Metropolitan Area
- Full-time
Our client is seeking a hands-on Systems Administrator to support, maintain, and enhance their Microsoft cloud environment. This role will be responsible for identity and access management,…
Added 1 day ago
R
Transaction Processing Administrator
RBC
Toronto, ON
- Full-time
Join RBC Investor Services as a Financial Processing Administrator where you'll play a critical role in delivering exceptional client experience through accurate and efficient transaction…
Added 1 day ago
A
Network Administrator
Altis
Ottawa, ON
- $110,000 to $120,000 CAD / year
- Full-time
Are you an experienced Network Administrator who enjoys solving complex technical challenges while leading and mentoring others? We're looking for a skilled professional to join the IT…
Added 1 day ago
SW
Portfolio Administrator
Scotia Wealth Management
Toronto, ON
- Full-time
Additionally, the Portfolio Administrator will support and deliver upon the market and regional goals of operational excellence through ongoing review and enhancement of processes,…
Added 1 day ago
AA
Design and Purchasing Administrator (18-month contract)
ALMAG Aluminum
Brampton, ON
- Full-time
Reporting to the Design & Estimating Manager, the Design and Purchasing Administrator will support the design and purchasing teams by fulfilling administrative tasks related, but not…
Added 1 day ago
AI
Service Delivery Manager
Apptoza Inc.
Montreal, QC
- Full-time
Microsoft Certified: Azure Administrator Associate.
Added 1 day ago
AA
Design and Purchasing Administrator (18-month contract)
Almag Aluminum
Brampton, ON
- Full-time
Reporting to the Design & Estimating Manager, the Design and Purchasing Administrator will support the design and purchasing teams by fulfilling administrative tasks related, but not…
Added 1 day ago
WR
After School Support - LTO - 10 hrs per week
Waterloo Region District School Board
Elmira, ON
- Full-time

R W Tomlinson

Network Administrator

Ottawa, ON, Canada

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Job details

Experience: 5+ years experience as a network professional.
Posting language: English
Posted: Oct 23, 2026

Original job description

Network Administrator

R.W. Tomlinson Limited is seeking an experienced Network Administrator to join our IT Systems group. This role is responsible for the administration, security, performance, and continued growth of our network infrastructure, while leading a small team and supporting complex projects and escalated incidents. The successful candidate will bring strong technical expertise, sound problem-solving skills, and the ability to communicate priorities, risks, and solutions in a fast-paced, collaborative environment.

Location: 100 Citigate Drive, Ottawa, ON

Vacancy Type: Replacement

DUTIES & RESPONSIBILITIES:

Ensure patching and compliance of all network devices.
Project Management.
Network Design and Implementation.
Network Troubleshooting.
Network Hardware Configuration.
Network Performance Tuning.
Identify threats and technical vulnerabilities of networks.
Network growth and device provisioning/administration as required.
Documentation of configurations and procedures.
Transfer knowledge to all IT teams as required.
Liaise with network vendors.

REQUIREMENTS:

5+ years experience as a network professional.
Very strong analytical skills.
Strong experience in network security (i.e., firewalls and intrusion prevention systems).
Familiar with 802.1x port-based network access control.
Colorless port configurations.
Hands-on Data Center experience and technical knowledge of network systems for LAN and WAN.
Technical knowledge of network protocols and standards such as: Ethernet, LACP, TCP/IP, OSPF, Spanning Tree, 802.1X, QoS, VoIP, RADIUS, LDAP, VRRP, HSRP, STP, IPSec/IKE, DNS, NTP, SNMPv3, SMTP, FTP, FTPS, SSH/SCP.
Strong knowledge of Mobility Controllers, Enterprise WIFI and AP management.
Experience with VRRP.
Experience with switch stacking configuration and management.
Experience with network monitoring and management (Airwave an asset).
Network policy management sever experience.
Extensive experience with routing protocols and layer 3 devices.
Experience with MPLS configuration and management.
Hands-on experience with routing and switching of multiple VLANs.
Experience with High Availability systems (HA).
Hardware, software, and network analysis (i.e. Wireshark, NetFlow) and excellent problem solving skills.
Strong written and oral communication skills.
Ability to prioritize and execute tasks in a high-pressure environment.
Experience working in a team-oriented, collaborative environment.
Flexible, self-starter/works on own initiative in a fast paced environment.
Strong documentation skills.
Ability to engage in multiple concurrent complex projects.

WORKING CONDITIONS:

Standard office environment. Will be required to work weekends or evenings as required. Travel will be required on an irregular basis.

COMPENSATION:

The expected range for this position is $90,000 - $115,000 annually. Placement within the range is dependent on a variety of factors including qualifications and experience.

TOMLINSON OFFERS:

Competitive wages
Bonus programs
Employer paid health and dental benefits
Extensive training programs and tuition reimbursement
Retirement benefits program
Family-oriented team environment
Employee discounts and other rewards programs

The Tomlinson Group of Companies encourages applications from all qualified candidates. Please contact Human Resources if you need accommodation at any stage of the application process or want more information on our accommodation policies. We are committed to leveraging the latest technology to enhance our recruitment process. We may use AI tools in the screening and selection of candidates to efficiently and fairly assess all applicants. A Recruiter will review all results generated by AI. If you have any questions, please contact our HR department.

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More about this job

Responsibilities

The Network Administrator is responsible for the administration, security, performance, and growth of the network infrastructure. They will lead a small team, manage complex projects, and handle escalated technical incidents.

Requirements

Candidates must have 5+ years of experience as a network professional with strong technical expertise in network security and protocols. Excellent problem-solving, communication, and documentation skills are required to succeed in this fast-paced environment.

Skills

Network administration
Network security
Firewalls
Intrusion prevention systems
LAN
WAN
Routing protocols
Switching
VLANs
Network monitoring
Project management
Troubleshooting
Hardware configuration
Performance tuning
Documentation
Vendor management

Benefits

Health benefits
Dental benefits
Bonus programs
Training programs
Tuition reimbursement
Retirement benefits program
Employee discounts

Visa sponsorship

Not detected in the job text

Keywords

Network Administrator
IT Systems
Network Infrastructure
Patching
Compliance
Project Management
Network Design
Firewalls
Intrusion Prevention Systems
802.1x
Data Center
LAN
WAN
Ethernet
LACP
TCP/IP
OSPF
Spanning Tree
QoS
VoIP
RADIUS
LDAP
VRRP
HSRP
STP
IPSec
DNS
NTP
SNMPv3
Wireshark

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