Principal System and Software Architect

Sifive - Austin, TX

Full-time - Principal

Remote - Austin, TX

Computer and Electronic Product Manufacturing

About the position

The Principal System and Software Architect at SiFive will play a pivotal role in the RISC-V revolution by designing and implementing advanced computing platforms that integrate both software and hardware architecture. This position involves collaborating with multiple engineering teams to deliver high-performance CPU cores and subsystems, while also authoring architecture specifications and planning complex software projects. The role emphasizes innovation and cross-functional teamwork, allowing engineers to work closely with both software and hardware codebases.

Responsibilities

• Architect, design, implement, and deliver advanced CPU cores, subsystems, SoCs, and IP subsystems with a focus on scalability, performance, and reliability.
• Create solutions to key architectural challenges for modern, high-level systems.
• Design and help develop SiFive and RISC-V software.
• Plan and estimate complex software projects.
• Collaborate cross-functionally to plan testing of key features in complex system environments.

Requirements

• Experience developing low level code in C for multiprocessor, multithreaded operating systems such as the Linux kernel or BSD kernels.
• Understanding of computer architecture at the CPU and system levels, including VLSI design concepts.
• Experience writing and reviewing architecture specifications for both hardware and software.
• Familiarity with modern desktop and server ecosystems, including PCIe, Device Tree, ACPI, and UEFI.
• Experience with the RISC-V ISA and RISC-V software ecosystem.
• Experience working with RTL engineers and RTL product lifecycles.
• Strong communication skills.
• Strong project leadership skills, including developing roadmaps and driving small projects.

Nice-to-haves

• Experience with accelerated computing software and hardware stacks.
• Experience with Linux distributions or distribution builders such as Debian, Red Hat Enterprise Linux, SLES, and Yocto.
• Experience with C++, Rust, or SPARK/ADA.
• Experience working in global teams and with cross-cultural communication.
• Experience with virtualization and device passthrough workloads.

Benefits

• Diversity and inclusion initiatives
• Opportunities for professional development
• Collaborative work environment
• Impactful projects in cutting-edge technology