ML Runtime Engineer

Wanna join the adventure? About this role: Own model compilation: turn partner ONNX models into optimized engines per accelerator (TensorRT, Hailo, AMD/ROCm), within power & thermal budgets Build the ground-side compile & delivery path; define how a mismatched engine is detected/rejected on-node Build performance tooling: benchmarking, profiling, operator-coverage matrices, and budget validation Contribute to Space Inference Engine (execution providers) and the SDK (model build & packaging); coordinate the OBSW / Runtime team Must Haves: Strong C++ and Python Model compilation: TensorRT (and/or equivalent graph compilers) ONNX Runtime, quantization & inference perf optimization Embedded / edge GPU deployment ( NVIDIA Jetson) Benchmarking & profiling / perf tooling CI/CD incl. hardware-in-the-loop Nice to Haves: Hailo SDK and/or AMD ROCm compilation (iX10) Writing custom kernels / operator plugins Remote sensing / large-image handling RF / IQ signal data exposure Meson build, Yocto / minimal Debian images Model-weight protection / secure execution Some of Our Awesome Benefits: Equity, we want you to have an active role in our success Up to 35 days of Paid Time Off (vacations & RTT ) and flexible working hours, we want you to be at your best Health and life insurance, we care about your health Lunch Vouchers, because let’s be honest, we love food! (we even have a slack channel about it #loft-gourmand ) Cross-office travel opportunities between San Francisco, Colorado, and Toulouse to learn from our differences Company and team off-sites and many other events to work & celebrate together Relocation assistance to Toulouse when applicable * Research shows that while men apply to jobs where they meet an average of 60% of the criteria, women and other underrepresented people tend to only apply when they meet 100% of the qualifications. At Loft, we value respectful debate and people who aren’t afraid to challenge assumptions. We strongly encourage you to apply, even if you don’t check all the boxes. Who We Are Loft: Space Made Simple. Founded in 2017, Loft provides governments, companies, and research institutions with a fast, reliable, and simple way to deploy missions in orbit. We integrate, launch, and operate spacecraft, offering end-to-end missions as a service across Earth observation, IoT connectivity, on-orbit AI, national security missions, and more. Leveraging our existing space infrastructure and an extensive inventory of satellite buses, Loft is reducing years-long integration and launch timelines to months. With more than 30 missions flown, Loft’s flight heritage and proven technologies enable customers to focus on their mission objectives. With a growing fleet on track to reach 30 satellites by 2027, we are scaling up quickly across our offices in San Francisco, CA | Golden, CO | and Toulouse, France to meet accelerating demand for space infrastructure. As an international company your resume will be reviewed by people across our offices so please attach a copy in English.