About the role

Senior Network Engineer managing enterprise LAN infrastructure including Arista and Cisco switches. Collaborating with teams to deliver IT services and maintain network integrity.

Responsibilities

Partners with business leaders to deliver services that support company objectives and are consistent with Computacenter values
Monitoring and maintaining existing LAN infrastructure, including Arista campus and data center switches and wireless access points
Replacing failed Arista hardware and applying approved configuration templates
Installing network equipment such as switches, access points, optics, and supporting hardware following established standards
Performing RMA tasks including equipment replacement, packaging returns, coordinating shipping, and updating inventory and documentation
Monitoring, updating, and resolving daily tickets in the customer ticketing system
Performing routine moves, adds, and changes (MAC)
Supporting wireless troubleshooting using Arista CVaaS tools and onsite RF validation
Performing basic network administration tasks, including documentation updates
Assisting project teams with ongoing tasks and scheduled work
Performing copper and fiber patching, labeling, and verification in network closets and data centers
Assisting with network inventory (switches, APs, optics, cables, spare hardware)
Reviewing basic packet captures for L2/L3 issues (Wireshark)
Understanding logical network drawings and updating diagrams as required
Understanding the OSI model and Layer 1 fundamentals
Supporting Computacenter’s mission and core values

College diploma in IT, Networking, or a related technical field (preferred)
2–4 years of experience in enterprise network support
Experience with enterprise switching (Arista preferred; Cisco acceptable)
Certifications a plus (Arista ACE L1 or ACE L2, Cisco CCNA)
Legally eligible to work in Canada
Works under general supervision and follows established procedures
Strong analytical and systematic approach to troubleshooting
Takes initiative in learning new tools and processes
Familiar with standard IT tools, monitoring platforms, and ticketing systems
Organized and detail oriented
Communicates clearly with technical and non technical staff
Able to work under pressure and meet deadlines
Routine administrative abilities (ticket updates, documentation, inventory)
Able to meet physical requirements, including standing, walking, and lifting up to 50 lbs