Lambda

Senior Software Development Engineer

Lambda
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17 days ago
Bellevue, WA, USASenior
H1B sponsor

Base Salary

$284k - $378k/yr

Responsibilities

  • Design, build, and operate software automating Lambda’s network lifecycle from data center build-out and device provisioning through day-2 operations.
  • Build zero-touch provisioning and deployment systems that prepare network devices for GPU clusters with minimal manual work.
  • Develop pipelines for generating, validating, and deploying network configuration as code with automated testing, staged rollouts, and safe rollback.
  • Create capacity planning tools using inventory, topology, and utilization data to forecast network resource needs.
  • Integrate automation with source-of-truth, inventory, and IPAM systems to keep intended and live network state synchronized.
  • Build APIs, services, and CLIs for internal teams to request, change, and audit network resources.
  • Add metrics, logging, and alerting to owned systems and improve their reliability and speed.
  • Partner with Network Engineering, Data Center Operations, and platform teams to turn manual runbooks into self-service automation.
  • Participate in the on-call rotation for owned automation systems and tooling.
  • Lead technical projects from design through production rollout and mentor other engineers.

Requirements

  • 6+ years of professional software engineering experience building and operating production systems.
  • Deep expertise in multiple programming languages and the ability to write production-quality code.
  • Experience building automation or infrastructure tooling used by other engineers, such as provisioning systems, deployment pipelines, workflow engines, or internal APIs.
  • Strong understanding of distributed systems design, API design, data modeling, idempotency, and partial-failure handling.
  • Experience with code review, automated testing, CI/CD, and Git-based workflows.
  • Comfort with the Linux command line and understanding of TCP/IP, DNS, DHCP, VLANs, and IP routing.
  • Ability to lead technical projects end to end and mentor other engineers.
  • Clear communication with software engineering, network engineering, and operations teams.
  • Preferred experience with data center networking, including Clos/spine-leaf fabrics, BGP, EVPN/VXLAN, and ECMP.
  • Preferred experience automating Arista, Juniper, Cisco, or NVIDIA Cumulus/SONiC network devices through APIs, NETCONF/gNMI, or Jinja templating.
  • Preferred familiarity with Ansible, Nornir, Netmiko, NAPALM, Terraform, network source-of-truth systems, DCIM, or IPAM.
  • Preferred experience with capacity planning, forecasting, large-scale time-series telemetry, InfiniBand, RoCEv2, Kubernetes, and data center power, space, and cooling constraints.

Benefits

  • Annual salary range information is provided in the posting, but no specific figures are listed.
  • Generous cash and equity compensation.
  • Health, dental, and vision coverage for employees and dependents.
  • Wellness and commuter stipends for select roles.
  • 401(k) plan with a 2% company match for U.S. employees.
  • Flexible paid time off plan.
  • The role requires presence in the Bellevue office four days per week, with Tuesday as the designated work-from-home day.

Categories

Lambda

About Lambda

501-1,000 employees

Lambda provides GPU cloud computing and on-prem AI hardware—servers, clusters, and workstations—for teams training and serving large ML models. Its products include NVIDIA H100/A100 instances, managed clusters, and the Lambda Stack software, sold via usage-based cloud pricing and hardware sales. Founded in 2012 and headquartered in San Francisco, the privately held company serves researchers, startups, enterprises, and hyperscalers.

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