Principal Network Engineer

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California (MO)

On-site

USD 190,000 - 260,000

Full time

4 days ago

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Job summary

Lambda is seeking a senior network leader to own multi-year strategy for fabric, backbone, edge, and network infrastructure in a high-scale cloud environment. You will define direction, standards, and drive end-to-end delivery while guiding enterprise customer engagements and critical projects.

You will mentor engineers, manage day-two operations, and collaborate with cross-functional teams to improve availability, latency, and roadmaps. Onsite at Bellevue or SF preferred.

Qualifications

8+ years in relevant domains like cloud computing, systems engineering, and large-scale network infrastructure.
Experience designing, building, and operating production large-scale data center or cloud networks.
Experience designing, building, and operating software-defined networking services.
Experience building distributed systems to the highest level of availability.
Experience leading implementation of large production-scale networking projects.
Experience with cloud provider networking, such as AWS, GCP, or OCI.
Deep expertise in datacenter, backbone, and internet protocols and technology.
Experience optimizing networks for lowest latency, fastest convergence, and high availability.
Comfortable on the Linux command line with understanding of the Linux networking stack and internals.
Production automation skills in Python, a configuration management tool, network APIs, and source control.
Production experience with multiple network gear vendors, including Arista, Juniper, Cisco, Cumulus/SONiC, and Opengear.
Experience with networking monitoring stacks, including Datadog, ClickHouse, Grafana, Prometheus, gNMI, and OTel.
Excellent written and verbal communication.
Nice to have: hands-on HPC/AI networking experience with RoCEv2, InfiniBand, GPUDirect RDMA, and collective communication at scale.
Nice to have: experience with large distributed training workloads, Terraform, Ansible, Salt, software-defined networking, Prometheus, Grafana, gNMI, OpenTelemetry, NetBox, DWDM, SD-WAN, virtualization, and load balancers.
Able and willing to work onsite at the Bellevue or San Francisco office 4 days a week
Legally authorized to work in the United States or able to obtain sponsorship from Lambda

Responsibilities

Own the multi-year technical strategy for Lambda's fabric, backbone, edge, and network infrastructure
Set technical direction and standards for network design, build, and operations
Own high-level technical relationships with enterprise customers and guide mission-critical projects
Resolve technical ambiguity across network, hardware, platform, and product teams
Investigate complex issues across packet paths, routing tables, vendor firmware, and code
Drive technical work end to end, from vision and high- & low-level design through delivery
Mentor engineers through design reviews and hiring
Operate the network, including day-two operations and on-call rotation
Serve as senior technical voice for large customers and incorporate feedback into Lambda's roadmap
Identify opportunities to improve availability and performance and develop new products
Report to the VP of Cloud and AI Networking
Collaborate with software, hardware, and network engineers building large-scale AI training and inference networks

Skills

Network Design

Data Center Operations

Distributed Systems

Linux Networking Stack

Network Optimization

Packet Path Investigation

Routing Tables

Technical Relationship Management

High-Level Technical Direction

Vendor Firmware

Tools

AWS

GCP

OCI

Datadog

Grafana

Prometheus

Terraform

Ansible

Salt

OpenTelemetry

Job description

Own the multi-year technical strategy for Lambda's fabric, backbone, edge, and network infrastructure
Set technical direction and standards for network design, build, and operations
Own high-level technical relationships with enterprise customers and guide mission-critical projects
Resolve technical ambiguity across network, hardware, platform, and product teams
Investigate complex issues across packet paths, routing tables, vendor firmware, and code
Drive technical work end to end, from vision and high- & low-level design through delivery
Mentor engineers through design reviews and hiring
Operate the network, including day-two operations and on-call rotation
Serve as senior technical voice for large customers and incorporate feedback into Lambda's roadmap
Identify opportunities to improve availability and performance and develop new products
Report to the VP of Cloud and AI Networking
Collaborate with software, hardware, and network engineers building large-scale AI training and inference networks

Requirements

8+ years in relevant domains like cloud computing, systems engineering, and large-scale network infrastructure
Experience designing, building, and operating production large-scale data center or cloud networks
Experience designing, building, and operating software-defined networking services
Experience building distributed systems to the highest level of availability
Experience leading implementation of large production-scale networking projects
Experience with cloud provider networking, such as AWS, GCP, or OCI
Deep expertise in datacenter, backbone, and internet protocols and technology
Experience optimizing networks for lowest latency, fastest convergence, and high availability
Comfortable on the Linux command line with understanding of the Linux networking stack and internals
Production automation skills in Python, a configuration management tool, network APIs, and source control
Production experience with multiple network gear vendors, including Arista, Juniper, Cisco, Cumulus/SONiC, and Opengear
Experience with networking monitoring stacks, including Datadog, ClickHouse, Grafana, Prometheus, gNMI, and OTel
Excellent written and verbal communication
Nice to have: hands-on HPC/AI networking experience with RoCEv2, InfiniBand, GPUDirect RDMA, and collective communication at scale
Nice to have: experience with large distributed training workloads, Terraform, Ansible, Salt, software-defined networking, Prometheus, Grafana, gNMI, OpenTelemetry, NetBox, DWDM, SD-WAN, virtualization, and load balancers
Able and willing to work onsite at the Bellevue or San Francisco office 4 days a week
Legally authorized to work in the United States or able to obtain sponsorship from Lambda

Core Competencies

Demonstrates extensive expertise in designing, building, and operating large-scale network infrastructure and cloud computing solutions. Capable of driving technical strategy, mentoring engineers, and optimizing network performance for high availability.

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