Senior Network Engineer, Edge & Optical Transport (Fully Remote)

Lightning AI; United States; Remote; USD 150,000 - 190,000; Full time

Benefits offered by this job

Comprehensive health coverage (medical

401(k) matching & RSUs

Unlimited PTO

Parental leave

Learning & development allowance

Wellness stipend

Sabbatical after four years

Flexible work schedules

Complimentary meals

Job summary

Lightning AI is seeking a senior network engineer to operate and scale our global edge and data center networks, including Juniper PTX and optical transport. You will manage IPv4/IPv6, BGP, and DWDM, and automate network tasks with Python and Ansible.

The role emphasizes hands-on troubleshooting, resilient path planning, and coordinating with carriers, with generous benefits and opportunities for learning and growth across our international offices.

Qualifications

• 5+ years of experience operating production edge, backbone, or large-scale data center networks.
• Strong knowledge of IPv4/IPv6, BGP, internet routing, and DWDM optical transport.
• Experience in network automation and monitoring.

Responsibilities

• Operate and expand our edge and backbone routers and optical line systems for DWDM transport and data center interconnects.
• Manage internet transit, peering, and external connectivity using IPv4/IPv6, BGP, and routing policy; automate network operations with Python and Ansible.
• Troubleshoot packet and optical layer issues, plan resilient paths, and coordinate with carriers for circuit delivery and fault resolution.

Skills

Juniper PTX

DWDM

IPv4/IPv6

BGP

Python

Ansible

Tools

Juniper PTX hardware

Optical transport

Job description

• Lightning AI is the company behind PyTorch Lightning, building an end-to-end platform for developing, training, and deploying AI systems.
• Founded in 2019, we operate globally with offices in New York City, San Francisco, Seattle, and London, backed by top venture capital firms.

What You Will Do:

• Operate and expand our Juniper PTX edge and backbone routers and Smartoptics optical line systems for DWDM transport and data center interconnects.
• Manage internet transit, peering, and external connectivity using IPv4/IPv6, BGP, and routing policy, and automate network operations with Python and Ansible.
• Troubleshoot packet and optical layer issues, plan resilient paths, and coordinate with carriers for circuit delivery and fault resolution.

What You Will Need:

• 5+ years of experience operating production edge, backbone, or large-scale data center networks with hands-on Juniper PTX and optical transport expertise.
• Strong knowledge of IPv4/IPv6, BGP, internet routing, and DWDM optical transport, along with experience in network automation and monitoring.
• Excellent documentation and communication skills, with the ability to independently prioritize work and own issues through resolution.

Benefits and Perks:

• Comprehensive health coverage including medical, dental, and vision, plus a 401(k) matching program and equity through RSUs.
• Unlimited PTO, paid parental leave, annual learning and development allowance, and wellness and work-from-home stipends.
• A sabbatical program after four years, flexible work schedules, and complimentary meals at our office hubs.

Lightning AI builds an end-to-end platform for developing, training, and deploying AI systems based on PyTorch Lightning. Founded in 2019, the company operates globally with offices in major cities and is backed by top venture capital firms.