Senior Infrastructure Software Engineer
Lightning AI · New York, New York, United States
About this role
**Senior Infrastructure Software Engineer** **About Lightning AI** Lightning AI is the company behind PyTorch Lightning, building an end-to-end platform for developing, training, and deploying AI systems. Through our merger with Voltage Park, we combine developer-first software with cost-efficient, large-scale compute. We serve solo researchers, startups, and large enterprises globally. **The Role** Join our Infrastructure Engineering team to build production software systems that operate and manage Lightning AI's large-scale GPU and bare-metal infrastructure. You'll design services, APIs, tooling, and automation that bridge physical infrastructure and customer-facing systems for AI/ML training, inference, and HPC workloads. **What You'll Do** • Design and operate production services for managing large-scale bare-metal and GPU infrastructure • Build systems for server discovery, provisioning, configuration, and lifecycle management • Develop reliable automation that reduces manual work and improves consistency at scale • Build telemetry, logging, and observability capabilities for infrastructure health • Partner with Network, Infrastructure Operations, and Platform Engineering teams • Make pragmatic architecture decisions balancing reliability, scalability, and speed **Required Qualifications** • 8+ years of professional software engineering or infrastructure engineering experience • Strong software fundamentals and production backend systems experience (Python or similar) • Strong Linux production environment experience • Experience building APIs, tooling, or automation for infrastructure at scale • Familiarity with containerization and orchestration concepts • Understanding of HPC and bare-metal infrastructure fundamentals • Experience in fast-paced startup environments with high ownership **Ideal Experience** • Bare-metal hardware troubleshooting and provisioning (PXE/iPXE, BMC, Redfish, IPMI) • GPU server experience • Network infrastructure experience (SONiC, Palo Alto, Juniper) • High-performance storage systems (VAST) • AI/ML or HPC infrastructure at scale **Compensation & Benefits** 💰 $180,000 – $220,000 USD base salary 📊 Discretionary bonus and meaningful equity 🏥 Comprehensive health coverage (medical, dental, vision) 💼 401(k) matching (U.S.) and pension contributions (U.K.) ⏰ Flexible time off **Location** Based in NYC, SF, Seattle, or London with minimum 2 in-office days/week. No visa sponsorship available at this time.
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