Senior Systems Software Engineer — Toolchains & Performance

NVIDIA Corporation; Santa Clara (CA); On-site; USD 184,000 - 356,500; Full time

Job summary

NVIDIA Corporation in Santa Clara, CA is seeking a senior systems software engineer to lead cross‑stack toolchain adoption across large software components.

You will evaluate GCC and LLVM/Clang toolchains, integrate them into complex build systems and CI, and establish performance and code‑quality playbooks.

The role requires 8+ years of systems software experience, strong C/C++ and Linux expertise, and excellent collaboration across teams.

Qualifications

• BS, MS, or PhD in Computer Science, Computer Engineering, Electrical Engineering, or equivalent experience.
• 8+ years of relevant systems software engineering experience.
• Strong C and C++ development, debugging, and code‑review skills.
• Strong Linux systems knowledge and hands‑on experience with complex native software stacks.
• Practical experience with GCC or LLVM/Clang, linkers, compiler options, and build systems.
• Experience with large multi‑component codebases and CI environments.

Responsibilities

• Lead toolchain, build, code‑health, and performance‑workflow adoption projects across large software components.
• Evaluate and deploy GCC and LLVM/Clang toolchains, compiler options, linkers, sysroots, and cross‑compilation configurations.
• Integrate modern toolchains and workflows into complex build systems and CI environments.
• Establish useful Clang diagnostic builds and targeted sanitizer coverage in partnership with component owners.
• Evaluate techniques such as link‑time optimization, profile‑guided optimization, AutoFDO, and BOLT on representative software.
• Use profiling, PMU data, flamegraphs, and binary/source analysis to identify actionable performance and code‑quality findings.
• Build automation, wrappers, validation scripts, dashboards, and migration helpers where they improve adoption and repeatability.
• Measure changes in runtime, code size, build time, launch latency, throughput, quality, or engineering velocity.
• Drive complex blockers to the appropriate compiler, runtime, library, infrastructure, or component owner.
• Document validated approaches as reusable playbooks for other engineering teams.
• Communicate technical results and tradeoffs clearly to engineers and leadership.

Skills

C/C++ development

Linux systems

CI environments

Cross-team leadership

Performance profiling

Python scripting

Education

BS/MS/PhD in CS/CE/EE

Tools

GCC

LLVM/Clang

Job description

NVIDIA Corporation in Santa Clara, CA is seeking a senior systems software engineer to lead cross‑stack toolchain adoption across large software components.

You will evaluate GCC and LLVM/Clang toolchains, integrate them into complex build systems and CI, and establish performance and code‑quality playbooks.

The role requires 8+ years of systems software experience, strong C/C++ and Linux expertise, and excellent collaboration across teams.