Software Engineer, ML Networking

Anthropic · San Francisco, CA | New York City, NY | Seattle, WA · AI Research & Engineering · listed September 23, 2025

The shape of it

Seniority
Senior
Experience asked
5+ years
Where
Hybrid
Stated pay
$280,000 – $850,000 USD
Requirements listed
5
Length
920 words

In the posting’s own words

A systems-level engineer specializing in network infrastructure and network optimization, with expertise in building and maintaining software that interacts with networks. You will be responsible for writing and maintaining software that interfaces between our accelerators and our high-speed networks. This role requires deep technical knowledge of network protocols, kernel-space and/or user-space networks, interfacing with hardware, and the ability to debug and optimize distributed software at the network level.

What it asks for · 5

  • Expert-level proficiency with network protocols and networking concepts
  • Demonstrated ability to design new network protocols
  • Experience with PCIe and drivers for PCIe devices
  • Expertise in algorithms used in networking, including compression and graph algorithms
  • 5+ years of experience in systems programming or network programming

Also a plus

  • Understanding of ML accelerators and accelerator drivers
  • Demonstrated ability to design new network protocols
  • Experience with PCIe and drivers for PCIe devices
  • Expertise in algorithms used in networking, including compression and graph algorithms
  • Experience programming on SmartNICs
  • 5+ years of experience in systems programming or network programming
  • Often comes from backgrounds in: HPC, telecommunications, host networking software, OS/kernel engineering, or embedded systems
  • Strong debugging mindset with patience for complex, multi-layered issues

Tools and skills named

Cloud & infra
  • Distributed systems
Languages
  • Rust
Models & research
  • Machine learning

Words the posting leans on

  • network12×
  • networking8×
  • programming7×
  • systems7×
  • software6×
  • algorithms4×
  • accelerators3×
  • drivers3×
  • experience3×
  • network protocols3×
  • build2×
  • collective2×
  • debug2×
  • deep2×
  • distributed2×
  • engineering2×

Counted from the posting after the mission statement and the legal notices are set aside. The ones near the top are the ones a screener is looking for.

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How this page was made

An automated read of a public job posting, fetched August 25, 2026 and last changed by Anthropic on August 21, 2026. Every list above is pulled from the posting’s own sentences — nothing rewritten, nothing added, no judgment about the role or the company. Counts and seniority are read off the text by rule, so they can be wrong where the posting is unusual. The original is the only thing that binds. Openings close without warning; check the source before spending an evening on it.