Senior Software Development Engineer

Lambda

. Design, build, and operate software automating Lambda’s network lifecycle from data center build-out and device provisioning through day-2 operations .

Posted 10/23/2026full-timeUnited StatesSenior💰 $284,000 - $378,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and operating production systems with a focus on automation, network lifecycle management, and capacity planning. Proficient in leading technical projects and mentoring engineers while ensuring clear communication across software, network, and operations teams.

Highest-signal resume keywords

Production-Quality Coding SkillsAutomation Tooling DevelopmentDistributed Systems DesignNetwork Device AutomationTechnical Project Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringAPI DesignNetwork Configuration as CodeCapacity PlanningLinux Command-Line ProficiencyTCP/IPBGPKubernetesAutomated TestingCI/CD

Soft Skills

Clear CommunicationMentoring

Tools & Technologies

AnsibleTerraformNETCONFGNMIJinjaNornirNetmikoNAPALM

Industry Keywords

Data Center NetworksHPC NetworkingInfiniBandRoCEv2IPAM SystemsDCIMTime-Series Telemetry

Tech Stack

Tools & technologies

AnsibleDistributed SystemsDNSKubernetesLinuxTCP/IPTerraform

About the role

Key responsibilities & impact

Design, build, and operate software automating Lambda’s network lifecycle from data center build-out and device provisioning through day-2 operations
Build provisioning and zero-touch deployment systems for new GPU-cluster network devices
Develop network-configuration-as-code pipelines with automated testing, staged rollouts, and safe rollback
Build capacity-planning tools using inventory, topology, and utilization data
Integrate automation with source-of-truth, inventory, and IPAM systems
Create APIs, services, and CLIs for requesting, changing, and auditing network resources
Instrument owned systems with metrics, logging, and alerting
Partner with Network Engineering, Data Center Operations, and platform teams to automate manual runbooks
Participate in the on-call rotation for owned automation systems and tooling
Lead technical projects from design through production rollout and mentor engineers

Requirements

What you’ll need

6+ years of professional software engineering experience building and operating production systems
Production-quality coding skills with deep expertise in multiple languages
Experience building automation or infrastructure tooling used by other engineers
Solid understanding of distributed systems design, including API design, data modeling, idempotency, and partial-failure handling
Strong engineering practices including code review, automated testing, CI/CD, and git-based workflows
Linux command-line proficiency and understanding of TCP/IP, DNS, DHCP, VLANs, and IP routing
Experience leading technical projects end to end and mentoring engineers
Clear communication with software, network, and operations teams
Experience in networking, data center networks, BGP, EVPN/VXLAN, or ECMP
Experience automating network devices using APIs, NETCONF/gNMI, or Jinja templating
Familiarity with Ansible, Nornir, Netmiko, NAPALM, or Terraform
Experience with network source-of-truth, DCIM, or IPAM systems
Experience building capacity-planning or forecasting tools or working with time-series telemetry
Familiarity with HPC/AI networking such as InfiniBand or RoCEv2
Experience running services on Kubernetes
Understanding of data center power, space, and cooling constraints
Ability and willingness to work onsite at the Bellevue or San Francisco office 4 days per week

Benefits

Comp & perks

Generous cash & equity compensation
Health, dental, and vision coverage for you and your dependents
Wellness and commuter stipends for select roles
401k Plan with 2% company match (USA employees)
Flexible paid time off plan
AI interview recording may be opted out of without impacting candidacy