Member of Technical Staff - Machines
Core
Designing, building, and maintaining the novel, high-performance systems that make up Modal's serverless platform, specifically the machines layer (bare metal and cloud hosts fleet) and the control plane that provisions, monitors, and repairs them.
Role type
Senior IC systems engineer (bare metal infrastructure & control plane)
Builds
A fleet of bare metal and cloud hosts for running Functions, Sandboxes, and training jobs; a control plane for provisioning and managing hardware.
Domain
Cloud infrastructure, bare metal provisioning, GPU infrastructure, low-level OS
Deliverable
production ML models | infrastructure
Required skills
High-quality production code, operating fleets of physical hardware, cloud skills, low-level operating system foundations, cross-layer debugging
Preferred skills
GPU and NVIDIA software stack experience, Go programming
Technologies
Linux kernel, drivers, networking, file systems, containers, Go, NVIDIA stack, RDMA, NVLink, BMC/IPMI, PXE
Responsibilities
Automate integration of new capacity from hardware providers; audit and benchmark hosts and clusters; maintain machine images and configure GPUs/RDMA/networking/storage; build automation for fleet health monitoring and remediation (detecting bad GPUs, thermals, disks); debug issues between hardware and software (kernel panics, boot storms, container runtime issues).
