Network Administrator

i3 Solutions Inc. - Mississauga, ON (30+ days ago)

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The Network Administrator is responsible for general network maintenance on local and wide area networks (LAN’s and WAN’s), relating to users, contexts and network devices. This individual installs, configures, and supports the software and hardware components of internal/external networks, as well as deploys and maintains all systems, applications and related computer equipment. The Network Administrator troubleshoots network performance and provides technical guidance to end users.

This is a client facing position in addition to managing the internal networking needs for a small to medium sized managed service business. Network Administrator will lead technical debugging investigations for clients in addition to proposing new solutions or enhancements to existing architecture.

Job Duties

· Perform the planning, development, and management of all Network services, programs, and support throughout the enterprise

· Data center administration/maintenance, including security, access control, policies, routing, failover, DR management, VMware environments, accounts, updates.

· Technical Support, particularly where network technology is involved.

· Administer and maintain the use of all networks as well as connections to the Internet and peripheral equipment

· Provide training and orientation for staff in services, applications and equipment, ensuring that appropriate operational documentation is produced

· Install, maintain, evaluate, and upgrade all computer hardware and software

· Provide internal and external Network support (server security, software updates, hardware maintenance, etc.)

· Operate master consoles to manage and synchronize use of the networks and to monitor its performance

· Assist with the implementation, deployment and operation of information systems and technology solutions for business needs

· Assist senior management with the direction and facilitation of Network strategic and tactical planning

· Oversee project management for Network-related undertakings, including clear capture of business requirements, provision of functional deliverables, milestone planning, and project post-mortems

· Assist with capacity planning for network bandwidth, storage requirements, messaging, Web sites, and other applications

· Stay informed on new or emerging trends and technologies that provide clear benefits to the organization, business partners, and/or customers

· Perform network start-ups and close-downs

· Perform test for security and quality control purposes

· Create status reports as required; present findings to senior management

· Perform and assist with disaster recovery operations as necessary

· Monitor company use of the network including e-mail, web navigation and software installation

· Plan end-user training as required

· Perform other duties as assigned


· Post-Secondary Degree or Diploma in network engineering, or an acceptable combination of education and relevant experience required

· Advanced overall knowledge of networking design and configuration

· Experience with security protocols, Cisco ASA and related, Fortinet, Fortiweb are required

· Proficiency with Active Directory, able to create/modify user accounts and manage user accounts, both in AD and Group Policy

· Proficiency with networks, firewalls, encryption, and other aspects of network security technologies

· Solid understanding of switching and routing protocols (including STP, VTP, EIGRP, OSPF, BGP, MPLS, etc.)

· Highly effective project management skills

· Ability to explain technical concepts and theories to non-technical audiences

· High degree of resourcefulness, flexibility, and adaptability

· Able to effectively communicate both verbally and in writing

· Experience with Virtual Machines

· Knowledgeable about Linux administration and scripting language

Work Conditions

· Some Travel required

  • Ability to attend and conduct presentations
  • Manual dexterity required to use desktop computer and peripherals
  • Overtime as required

Job Types: Full-time, Permanent


  • Wireshark: 5 years (Required)
  • firewall: 5 years (Required)
  • Network Administration: 5 years (Required)


  • DCS / DEC (Required)


  • CCNA Security (Required)
  • CCNA Routing and Switching (Required)