Senior Network Engineer, Edge & Optical Transport (Remote/Hybrid)

Lightning; San Francisco, Seattle, New York (CA, WA, NY); Hybride; USD 180 000 - 225 000; Plein temps

Avantages offerts par ce poste

Health Coverage

Equity RSUs

401(k) matching

Unlimited PTO

Parental & Family Leave

Professional development allowance

Wellness stipend

Hybrid work model

In-office meals

Résumé du poste

Lightning AI is seeking a Senior Network Engineer to own the edge network and optical transport infrastructure. You will manage Juniper PTX routers and Smartoptics line systems while connecting data centers, providers, and external networks.

A hands-on role spanning IP routing and the optical layer awaits, with collaboration across data center, compute, and operations teams. This position offers hybrid work from SF/Seattle/NYC offices or fully remote within the U.S., with occasional team

Qualifications

• 5+ years of experience operating production edge, backbone networks.
• Hands-on experience with Juniper PTX routers and Junos OS/Evolved.
• Strong knowledge of IPv4/IPv6, BGP, peering and transit, route filtering, and convergence.
• Practical experience operating DWDM optical transport/open line systems.
• Ability to isolate faults across router interfaces, transceivers, and optical line systems.
• Experience planning/turning up high-capacity Ethernet and DC interconnects with redundancy.
• Experience using Python, Ansible, or similar tools to automate network ops.
• Experience with network monitoring/telemetry and production changes with validation/rollback.
• Strong documentation and communication skills.

Responsabilités

• Operate, configure, and expand Juniper PTX edge/backbone routers; manage routing policy and upgrades.
• Manage internet transit, peering, and external connectivity using IPv4/IPv6 and BGP.
• Deploy/maintain Smartoptics M32/M40 optical line systems for DWDM transport.
• Troubleshoot failures across packet and optical layers; monitor performance.
• Plan resilient paths across edge, backbone, and optical networks; validate failover.
• Coordinate circuit delivery with carriers, colocation providers, and vendors.
• Automate provisioning, configuration validation, backups, and checks using Python/Ansible.
• Improve telemetry/alerting for routing health and service availability.
• Maintain runbooks, IP addressing, diagrams, and inventories.

Connaissances

Juniper PTX

Junos OS/Evolved

IPv4/IPv6

BGP

DWDM

Python

Ansible

Automation

Monitoring

Documentation

Outils

Junos OS/Evolved

Smartoptics M32

Smartoptics M40

Description du poste

Lightning AI is seeking a Senior Network Engineer to own the edge network and optical transport infrastructure. You will manage Juniper PTX routers and Smartoptics line systems while connecting data centers, providers, and external networks.

A hands-on role spanning IP routing and the optical layer awaits, with collaboration across data center, compute, and operations teams. This position offers hybrid work from SF/Seattle/NYC offices or fully remote within the U.S., with occasional team