Network Engineer

Network Engineer

Job Summary

We are seeking one skilled Network Engineer to support a large-scale network hardware replacement initiative involving approximately 200-250 end-of-life devices across three data centers. This role will help transition legacy Cisco and Arista infrastructure to new equipment that is staged and available onsite. The engineer will partner closely with hardware and data center teams to configure, test, validate, and cut over network replacements.

Responsibilities

• Configure and deploy new Cisco and Arista network devices, including 1:1 configuration migration from legacy hardware.
• Execute migrations from Arista to Cisco infrastructure and validate functionality following replacement.
• Collaborate with hardware and data center teams to validate replacements and perform cutovers.
• Create and manage configuration batching matrices, port-mapping documentation, and cutover validation materials.
• Support firewall configuration and integration, primarily Palo Alto, with Fortinet exposure beneficial.
• Follow internal change management processes and coordinate activities across internal teams.
• Maintain end-to-end documentation and validation for device replacements.
• Work sequentially across three data centers, with one data center active for cutovers at a time.
• Participate in project coordination and status updates, including tracking progress, dependencies, and blockers.

Qualifications

• 3-5 years of hands-on network engineering experience with Cisco and Arista switches, including configuration, CLI, and deployment.
• Demonstrated experience migrating network environments from Arista to Cisco.
• Strong routing and switching experience in enterprise data center environments.
• Hands-on experience with Cisco Application Centric Infrastructure (ACI), Nexus switches, and spine-leaf architecture.
• Solid working knowledge of network firewalls, especially Palo Alto. Fortinet experience is a plus.
• Familiarity with network operating systems and command structures for both Cisco and Arista platforms.
• Experience supporting large-scale hardware replacement or network migration initiatives.
• Strong communication and cross-functional collaboration skills.
• Basic project coordination or project management experience, with the ability to organize tasks and coordinate with internal teams.

Preferred Qualifications

• Experience working in or supporting large enterprise data centers.
• Familiarity with batching and port-mapping matrices used during device replacements.
• Cloud networking experience.
• Scripting and network automation experience.