Member of Technical Staff (AI Infrastructure Engineer)
Perplexity AI · London
Applied AIremotemid-level
At a glance
Highlights
- Build and optimize large-scale AI training and inference clusters.
- Partner closely with Inference and Research teams to scale models.
- Keep critical training runs and inference services highly available.
Ideal candidate
Infrastructure-minded engineer with 3-5 years supporting ML systems who thrives on reliability and performance. You enjoy partnering with researchers and keeping large-scale training and inference running smoothly.
Requirements
- Strong expertise in Kubernetes administration, including custom resource definitions, operators, and cluster management
- Hands-on experience with Slurm workload management, including job scheduling, resource allocation, and cluster optimization
- Experience with deploying and managing distributed training systems at scale
- Deep understanding of container orchestration and distributed systems architecture
- High level familiarity with LLM architecture and training processes
- Experience managing GPU clusters and optimizing compute resource utilization
- Python and C++ programming with focus on systems and infrastructure automation
- Hands-on experience with ML frameworks such as PyTorch in distributed training contexts
- Strong understanding of networking, storage, and compute resource management for ML workloads
- Experience developing APIs and managing distributed systems for both batch and real-time workloads
- Solid debugging and monitoring skills with expertise in observability tools
- Demonstrated experience managing large-scale Kubernetes deployments in production
- Proven track record with Slurm cluster administration and HPC workload management
- Previous roles in SRE, DevOps, or Platform Engineering with focus on ML infrastructure
- Ideally, 3-5 years of relevant experience in ML systems deployment
Lab profile
About Perplexity AI
Builds AI search answers and agentic Computer to turn knowledge into action.
What they build
- Perplexity AI answer engine
- Perplexity Computer agentic assistant
- Comet AI browser and desktop apps
Known for
- Agentic AI and agent capabilities
- Applied AI product engineering
- Cross-platform apps across web, mobile and desktop
- Multimodal AI and integrations
Key facts
- Founded in 2022
- Headquartered in San Francisco, California
- Serves millions of users daily
Posted · Last seen