JOB PURPOSE
The Network Engineer III serves as a senior technical resource within the OnX
Canada infrastructure team. In addition to advanced troubleshooting, repair, and
maintenance, this role leads network design, high-level architecture planning,
and complex project execution. The Engineer III will serve as a subject matter
expert, mentor junior engineers, and ensure customer networks operate at peak
efficiency and security.
ESSENTIAL FUNCTIONS
- Lead complex network design, configuration, and implementation projects.
- Provide advanced troubleshooting and root cause analysis for critical issues.
- Oversee creation and maintenance of system documentation, diagrams, and
operational procedures.
- Perform network capacity analysis and proactively plan upgrades or
adjustments.
- Act as a technical escalation point for Network Engineers II and other team
members.
- Participate in and lead on-call support rotations for critical incidents.
- Perform onsite work at customer locations and oversee vendor coordination.
EDUCATION
- Bachelor’s degree in a related field or equivalent experience.
- Cisco CCNP (required) or CCIE certification strongly preferred.
- Network+ certification.
EXPERIENCE / BACKGROUND
- 7+ years enterprise IT infrastructure networking experience.
- Proven experience in mission-critical, 24x7 high availability environments.
- Mastery of troubleshooting tools such as ping, traceroute, nslookup, dig,
Wireshark.
- Advanced understanding of IP subnetting and variable length subnet masks.
- Expertise with dynamic routing protocols (BGP, OSPF, EIGRP, RIP) and
longest-match qualifier concepts.
- Advanced experience with wireless controllers and access points
administration and troubleshooting.
- Hands-on experience with Cisco ACI configuration and management.
- In-depth working knowledge of Cisco technologies: Catalyst, Nexus, Umbrella,
Wireless, Catalyst Center, ISE, SNA.
- Strong experience setting up WAN connections, site-to-site VPNs, and client
VPNs.
- Advanced knowledge of stateful and next-generation firewalls (Fortigate, Palo
Alto, Cisco ASA, FTD+FMC, CheckPoint).
- Significant experience with hybrid or blended cloud/on-prem environments
(AWS, Azure).
SPECIAL KNOWLEDGE / SKILLS
- Ability to design, review, and optimize enterprise-scale network
architectures.
- Skilled in mentoring and leading technical teams.
- Strong documentation and communication abilities.
- Advanced vendor management and stakeholder engagement skills.
- Additional industry certifications (AWS, Microsoft) are a strong asset.
- ITIL certification preferred.
Due to U.S. Government requirements applicable to foreign-owned
telecommunications providers, non-US citizens may be required to submit to an
extensive government agency background check which will necessitate disclosure
of sensitive Personally Identifiable Information.
