Principal Engineer, Cloud Infrastructure Services

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Core Weave is The Essential Cloud for AI™. Built for pioneers by pioneers, Core Weave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, Core Weave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, Core Weave became a publicly traded company (Nasdaq: CRWV) in March 2025.

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We are seeking a Principal Engineer to lead deep technical innovation across Core Weave’s Cloud Infrastructure Services
, helping architect and optimize the full stack by building differentiated infrastructure software and by taking advantage of the latest GPU, memory, storage and network hardware. This is a high-impact, technical leadership role that requires innovative systems thinking, deep hardware-software integration expertise, and the ability to lead company-wide architecture and direction. You will lead world-class technical teams to create additional differentiation for the world’s leading AI cloud.

• Architect the next generation of infrastructure powering the planet’s most demanding AI workloads, focusing on system-level security, performance, resource efficiency, and resilience.
• Drive hardware/software co-design, optimizing how modern GPUs, CPUs, networking, and accelerators interface with orchestration layers like Kubernetes, custom schedulers, and workload APIs.
• Lead cross-functional engineering efforts to optimize the end-to-end performance stack—from silicon to software—for both training and inference use cases.
• Architect and implement innovations across low-level systems, firmware interactions, high-throughput storage, custom networking stacks, and software abstractions.
• Identify and eliminate performance bottlenecks, pushing system boundaries through profiling, tuning, and distributed architecture improvements.
• Serve as a technical authority and mentor, guiding architectural decisions and fostering a culture of engineering excellence across the infrastructure and platform orgs.

• 15+ years of experience in infrastructure, systems engineering, or hardware/software integration at scale.
• Proven experience working across bare metal, containerized, and cloud-native environments.
• Deep expertise in at least one of: distributed systems performance tuning, hardware-software co-optimization, networking internals, or GPU-intensive workloads.
• Strong hands‑on knowledge of Linux internals, orchestration (Kubernetes), and low-level performance tools.
• Experience building cloud infrastructure services.
• Exceptional ability to simplify complexity and communicate technical decisions to both engineers and executives.

• Familiarity with NVIDIA GPU architectures, MIG, NVLink, and multi‑GPU workload scheduling.
• Experience with custom hardware integration, firmware, or systems firmware development.
• Publications, patents, or recognized contributions to the systems/performance engineering community.

• Cutting‑edge mission:
  Build the infrastructure that supports today’s most transformative technologies.
• Massive scale and impact:
  Design systems used by some of the most advanced AI companies in the world.
• High trust, low ego culture:
  We empower technical leaders to solve hard problems without bureaucratic roadblocks.
• Competitive compensation:
  Excellent salary, equity, and benefits in a company backed by top‑tier investors.
• Speed + Depth:
  We move fast, but never compromise on engineering depth or rigor.

The base salary range for this role is $206,000 to $303,000. The starting salary will be determined based on job‑related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

Benefits include:

• Medical, dental, and…