Principal Engineer

Job description

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 Physical AI team at CoreWeave is building the compute foundation for the next era of AI, operating the world's leading specialised AI cloud. We focus on one of the highest-conviction bets in the company: architecting and delivering the distributed systems and real-time infrastructure that underpin simulation-driven autonomous or embodied AI at hyperscale. Our team operates at the intersection of advanced cloud infrastructure and applied deep tech—exactly where conventional architectures break down. About the role: As the Principal Architect for Hyperscale Simulation Software, you will have founding-team-level influence and hold ultimate responsibility for the commercial success of CoreWeave’s product offering in hyperscale simulation, digital twins, and embodied AI training workloads. You will define the overarching product and technical strategy, shaping the roadmap for GPU-based simulation alongside product, research, and commercial stakeholders. This hands-on technical leadership role requires you to lead architectural decisions across the full stack—from bare-metal GPU/CPU topology through orchestration layers to application-facing APIs (particularly software offerings by NVIDIA). You will directly partner with enterprise customers and strategic accounts to translate platform capabilities into deployed, high-value solutions that generate substantial revenue and place CoreWeave at the forefront of the industry. Who You Are: Proven track record of founding, leading, or acting as an early architect of deep-tech platforms that successfully reached commercial deployment (e.g., AI/ML, simulation, digital twins, or defence systems). Deep, hands-on experience building real-time distributed systems under strict latency, scale, and resilience constraints. Strong technic…