Technical Support Engineer III (Cloud)

CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave 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, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com . We're proud to be a Living Wage accredited Employer. What You'll Do The Customer Experience (CX) Organisation at CoreWeave is dedicated to ensuring every client running AI workloads at scale has a seamless, reliable, and high-performance experience. Supporting the infrastructure that powers the AI revolution across data centres, hardware systems, and customer workloads, the CX team aligns closely with internal and customer engineering teams to offer valuable field insights and contribute directly to the CoreWeave product roadmap and development. About the role As a Technical Support Engineer III, you will be on the front lines empowering clients to harness the full potential of our advanced Kubernetes-powered High-Performance Computing (HPC) cloud infrastructure. Operating in a 24/7/365 environment with 8-hour shifts scheduled between 7:00 AM and 7:00 PM local time, you will collaborate with engineers and researchers to troubleshoot and resolve issues impacting mission-critical AI training workloads. In addition to serving as a technical escalation point for high-priority cases, you will mentor team members, deliver technical training, conduct ticket quality assurance reviews, and refine operational playbooks to maintain swift, high-touch support communications and strict SLAs. Who You Are 5+ years of experience in cloud support, systems administration, or technical support engineering roles. Proven hands-on technical experience with Kubernetes administration, workload orchestration, and containerised environments. Solid technical proficiency in Linux system administration, networking, load balancing, enterprise storage volumes, and node management. Demonstrated experience using observability and monitoring tools such as Grafana. Proven ability to mentor technical team members, perform ticket quality assurance reviews, and refine technical support workflows. Ability to work an 8-hour shift pattern between 7:00 AM and 7:00 PM local time within a 24/7/365 team structure, including participation in on-call rotations and occasional weekend/holiday coverage. Preferred: Certified Kubernetes Administrator (CKA) certification. Bachelor’s degree in Computer Science, Information Technology, Engineering, Mathematics, Physics, or a related technical field. Hands-on experience developing onboarding materials, technical documentation, and coaching programmes for technical teams. Experience collaborating within a fast-paced, global, multi-time-zone support organisation. Flexibility to travel up to 10% (~25 days per year) as required. Wondering if you're a good fit? We believe in investing in our people and value candidates who bring diversified experiences to our teams—even if you do not match 100% of the listed criteria. You love to: Dive deep into complex technical problems, test solutions, and engage directly with clients. You're curious about: Artificial Intelligence, HPC infrastructure, and scaling cloud compute resources. You're an expert in: Delivering outstanding technical support, Kubernetes orchestration, and Linux systems administration. Why CoreWeave? We work hard, have fun, and move fast! We are in an exciting stage of hyper-growth that you will not want to miss out on. We are not afraid of a little chaos, and we are 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 Empo…