Network Administrator

Tomlinson Group of Companies; Ottawa; On-site; CAD 90,000 - 115,000; Full time

Benefits offered by this job

Competitive wages

Bonus programs

Employer paid health and dental benefit

Extensive training programs andTuition

Retirement benefits program

Family-oriented team environment

Employee discounts and other rewards

Job summary

Tomlinson Group of Companies is seeking an experienced Network Administrator to join our IT Systems group in Ottawa. The role is responsible for the administration, security, performance, and growth of our network infrastructure, leading a small team and supporting complex projects and escalated incidents.

The position is based at 100 Citigate Drive, Ottawa, ON, and requires management of patching, design, and deployment across LAN/WAN, with strong collaboration across IT teams and vendors.

Qualifications

• 5+ years experience as a network professional.
• Strong experience in network security (firewalls and intrusion prevention systems).
• Familiar with 802.1x port-based network access control.
• Hands-on Data Center experience with LAN/WAN.
• Extensive experience with routing protocols and VLANs.

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.

Skills

Network security

LAN/WAN design

Router config

802.1x

VoIP & QoS

Wireshark analysis

Documentation

Vendor liaison

Tools

AirWave

NetFlow

Wireshark

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.