Network Infrastructure Engineer with With Cisco and SDN expereince

Mississauga, ON
On-site
Posted Oct 15, 2026
1 position

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Employment type: Contract
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Associate
Application method: Direct apply is available

Job summary

Upgrade, troubleshoot, and support enterprise network infrastructure, including Cisco routers and switches, firewalls, and F5 load balancers. Investigate, design, plan, and implement physical and logical communications networks while collaborating with other IT infrastructure teams.

Job details

Role: Senior Network Engineer / Network Infrastructure Engineer Location: Mississauga-Ontario-CA Duration: Contract Experience Level: 7-10 years About Smart IT Frame: At Smart IT Frame, we connect top talent with leading organizations across the USA. With over a decade of staffing excellence, we specialize in IT, healthcare, and professional roles, empowering both clients and candidates to grow together. Job Description Network Engineer RoutingSDWANSwitchingFirewallsLoad Balancers Interpersonal skills Excellent Team Leading experience able to take the team forward in a cohesive way Ability to create and maintain strong relationships Flexibility to adapt to change in a dynamic environment Work collaboratively with the companys other IT infrastructure teams Resilient team player who is goalorientated and demonstrates a high level of commitment with the ability to work under minimal supervision Excellent Written and Verbal communication skills with people at all levels across the organization Strong process oriented approach to work and excellent attention to detail Ability to prioritize tasks well Demonstrate a business focused mind set with strong emphasis on teamwork and efficiency Mandatory skill set Ability to troubleshoot and upgrade Cisco routers Cisco Nexus Catalyst Switches Cisco SDWAN Cisco Palo Alto CheckPoint Firewalls and F5 Load Balancers Ability and skilled to perform routerswitch network hardwaresoftware upgrades Hands on experience in Routing Protocol Development BGP OSPF VPN and Static providing IP Addressing Strategy NAT ReAddressing WAN IP Routed Network Integration Wireless LAN technologies Hands on experience on wireless technologies eg Meraki Aruba Hands on experience in cisco catalyst and Nexus 7k and 9k switches Hands on experience to work on NAC solutions eg Cisco ISE Experience with LAN routing switching Security Voice and Wireless LAN products Knowledge of network protocols VPN OSPF BGP TCPIP Knowledge of Cisco Nexus and Datacenter support Experience and hands on with Cisco ACS Cisco DNACPublic DNS services Providing Network Engineering services in support of the large enterprise customer data networks Excellent written and verbal communications skills are essential Proven analytic skills and the ability to isolate and resolve complex issues Good to have Minimum of 10 years of relevant handson experience in configuring and troubleshooting Network devices Cisco routers Switches Firewalls and F5 Load Balancers Cisco CCNP certification Cisco SDWANPalo AltoF5 or higher certification a plus Experience and hands on with Cisco ACS Cisco DNAC Public DNS services Exposure experience in working in a Cloud environment knowing AWS Azure or Google cloud from a Network perspective Data and Video Network exposure Preferred Tool Knowledge Any other relevant Networking tools for performance analysis InfoBloxNetMRI Wireshark Cisco DNA Major RESPONSIBILITIES Hands on experience on Cisco routers Switches Firewalls and F5 Load Balancers upgrade and troubleshooting Investigate design plan and implement physical and logical communications network Skills Mandatory Skills : Cisco-sdn-network-administration 📩 Apply today or share profiles at deighton@smartitframe.com

What you’ll do

Requirements

The role requires hands-on experience with Cisco routing and switching, SD-WAN, firewalls, load balancers, network upgrades, and protocols such as BGP and OSPF. Candidates should have strong troubleshooting, communication, teamwork, and leadership skills; Cisco CCNP certification and related vendor certifications are listed as preferred.