Staff Engineer - Cloud Networks

Datadog•Boston, MA

3d•$244,000 - $305,000•Hybrid

About The Position

Datadog’s Cloud Networks team designs, builds, and maintains the production network infrastructure supporting the company’s platform across AWS, GCP, Azure, and other cloud environments. The Staff Engineer will set technical direction for scaling Datadog’s multi-region, multi-cloud network footprint while maintaining reliability and performance. The role partners with internal teams and cloud service providers to troubleshoot complex connectivity issues, integrate networking capabilities, and improve infrastructure foundations, with a focus on scale, resiliency, and cost efficiency. The position involves designing, building, and operating cloud network infrastructure; owning connectivity among clouds, customers, and developers; setting direction for data center expansion and network evolution; and improving cross-site and cross-region connectivity. It also leads investigations into latency, packet loss, and connectivity failures, including packet-capture and path analysis and provider escalations. The role identifies network efficiency and cost-saving opportunities. Datadog operates as a hybrid workplace. The role includes production infrastructure operations and incident response, including participation in on-call ownership where applicable.

Requirements

Deep networking expertise, including knowledge of BGP, route policies, path selection, prefix advertisement, and failure modes in large-scale networking.
Substantial experience designing, building, and evolving large-scale Software-Defined Networks, including interconnected environments.
Strong software development ability and a preference for using code to operate networks.
Ability to own ambiguous problems, set direction, and drive collaboration across teams, including teams distributed across time zones.
Practical experience operating production infrastructure and responding to incidents, including participation in on-call ownership where applicable.

Responsibilities

Design, build, and operate cloud network infrastructure across AWS, GCP, Azure, and Neoclouds in a multi-region environment.
Own connectivity between clouds, customers, and developers, ensuring network paths are scalable, secure, and reliable.
Set technical direction for expanding data centers and evolving the network while maintaining stability and performance.
Improve cross-site and cross-region connectivity patterns to support the platform’s needs.
Lead investigations into latency, packet loss, and connectivity failures, from packet-capture and path analysis through escalations with cloud providers.
Identify and deliver network-related efficiency and cost-saving opportunities.