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Network QA Engineer

iS5 Communications

iS5 Communications

Quality Assurance
Posted on Tuesday, May 2, 2023

What you’ll be doing:

Are you interested in helping to secure and enable reliable operations of a nation’s critical infrastructure? Our Company develops products and solutions that do just that. Utilizing the companies designed secure networking and edge computing platform for Industry 4.0 and Industrial IoT applications, the Company is developing innovative cybersecurity, industrial communications, big data, and AI/machine learning solutions for Smart Grids, Intelligent Transportation Systems, and other critical infrastructure industries. Our Company is seeking individuals to help build the next generation solutions for our global customer base at our Corporate Headquarters in Mississauga, Ontario.

Our Company is currently looking for a creative and experienced Network QA Engineer with a great can-do attitude and passion for network testing/ troubleshooting. The Network QA Engineer will be a part of our QA team and participate in team activities such as functional and system level test execution, regression, performance, stability, interoperability testing. Along with the QA team the candidate will be interacting with testing and development teams in multiple locations.

This role reports to the Director of OEM and Quality Engineering.


The role will include understanding iS5 customer requirements & product solutions, forming knowledge and opinions about system level test coverage, being a writer and/or a key reviewer for system test plans & coverage, and providing technical knowledge sharing inside the company. The primary responsibilities of the role will be:

  • Designing and developing test cases for network equipment
  • Configuring QA network test environments in both L2 and L3
  • Reviewing the test plan and making improvements and suggestions as required.
  • Performing QA of new and existing products according to the test plan and generating a test report prior to product/feature/code release
  • Investigating reported product bugs, reproducing reported issues, performing root cause analysis and communicating details to the development team for fixing
  • Testing engineering provided code fixes and validating bug resolution
  • Collaborating with other QA team members on test cases, root cause analysis and test plan improvements
  • Collaborating with our development team on open code issues, bug fixes and feature requests/product feedback. • Support customer-based activities like problem investigation and presale activities


  • Degree in electrical engineering, computer engineering or equivalent areas with 5+ years of practical work experience
  • Role requires hands-on experience performing manual QA testing in the NETWORKING industry
  • Role requires hands-on experience with network emulating and debugging tools. (iXIA, Spirent, Wireshark)
  • Outstanding technical & hands-on expertise in system testing execution, system test planning, and customer issues troubleshooting & resolution (required)
  • Must have experience of working on Layer2 Ethernet technologies (RSTP; LLDP, Multicast Filtering, IGMP snooping, 802.1.x, etc.)
  • Experience of working on Layer3 IP technologies (IPv4/IPv6, SNMP, IPSEC, VRRP, RIP, ISIS, OSPF, BGP, EIRGP, MPLS, PBR, ACL etc.)
  • Knowledge or experience in Spirent ITest an asset
  • Cisco CCNA/CCNP certification an asset
  • Experience in Automation Test Development (TCL/Perl/Python) an asset
  • Experience with NMS system level testing will be applicable an asset
  • Excellent communication skills (written and spoken)c
  • To fit in our growing and diverse team, you must be:
    • Critical thinker and problem solver
    • Have excellent communication skills both written and spoken
    • Proactive and energetic, creative and self-starter
    • Team-oriented and collaborator, committed to the organization and its vision

What iS5 offers:

Our team is everything! You will have an opportunity to join a talented, fast-paced, and collaborative team. Some of the perks our team members have are:

  • Medical, Dental and Vision care benefits
  • Access to public transportation
  • Flexible work hours
  • Employee Referral Programs
  • And more!