Senior Engineer II, Network Services

CoreWeave is the AI Hyperscaler™, delivering a cloud platform of cutting edge services powering the next wave of AI. Our technology provides enterprises and leading AI labs with the most performant, efficient and resilient solutions for accelerated computing. Since 2017, CoreWeave has operated a growing footprint of data centers covering every region of the US and across Europe. CoreWeave was ranked as one of the TIME100 most influential companies of 2024.

As the leader in the industry, we thrive in an environment where adaptability and resilience are key. Our culture offers career-defining opportunities for those who excel amid change and challenge. If you’re someone who thrives in a dynamic environment, enjoys solving complex problems, and is eager to make a significant impact, CoreWeave is the place for you. Join us, and be part of a team solving some of the most exciting challenges in the industry.  

CoreWeave powers the creation and delivery of the intelligence that drives innovation. 

What You’ll Do:

CoreWeave is seeking a passionate and innovative Senior Software Engineer of Network Services to lead the architecture, scaling, and operations of our network services. You'll be tackling the complex challenges of building and operating world-class network services for the most demanding AI workloads on the planet. You will be focusing on achieving the highest levels of service quality, scalability and performance. You will also build comprehensive monitoring and alerting into our network services. You will work closely with your team to execute our network service roadmap, drive innovation, and ensure the reliability, security, and scalability of the CoreWeave Cloud Platform.

About the role:

Network Service Implementation

• Design and implement world class network services for large scale AI workloads
• Optimize east-west and north-south traffic patterns to support AI/ML training, distributed compute, and customer workloads.
• Leverage next-generation networking technologies (e.g., smart NICs, software-defined networking, programmable fabrics).

Operations & Reliability

• Own the performance and uptime of CoreWeave’s network services, including proactive monitoring, incident response, and root cause analysis.
• Drive automation across service deployment, provisioning, and management.

Security & Compliance

• Partner with InfoSec to implement network security policies, segmentation, and DDoS mitigation strategies.
• Ensure compliance with data sovereignty and privacy regulations across network services.
  
  

Who You Are:

• 5+ years of experience engineering and operating network services.
• Deep understanding of software defined networking, routing, switching, peering, and distributed network design.
• Proven experience scaling data center and cloud networks for high-throughput workloads.
• Experience collaborating with open source communities.
• Strong knowledge of automation frameworks (e.g., Ansible, Terraform).
  
  

Preferred:

• Experience offloading services into smart NICs.
• Familiarity with Kubernetes networking, overlay networks, and service meshes.

Wondering if you’re a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences to our teams – even if you aren't a 100% skill or experience match. Here are a few qualities we’ve found compatible with our team. If some of this describes you, we’d love to talk:

• Play a critical leadership role in one of the most technically ambitious infrastructure teams in cloud computing.
• Design and operate the backbone that powers industry-defining AI workloads and next-gen applications.
• Work in a fast-paced, highly collaborative environment with exceptional engineering talent.
• Enjoy competitive compensation, equity, and benefits at a rapidly scaling company with a bold mission.
  
  

Why CoreWeave?

At CoreWeave, we work hard, have fun, and move fast!  We’re in an exciting stage of hyper-growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values: 

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

We support and encourage an entrep