Tenstorrent - CPU Regression Debug Engineer (7-10 yrs)

The Tenstorrent team combines technologists from different disciplines who come together with a shared passion for AI and a deep desire to build great products.

We value collaboration, curiosity, and a commitment to solving hard problems.

Find out more about our culture.

Responsibilities :

- Functional verification with emphasis on core level regression debug and triage for simulation and emulation regressions

- Hands-on debug for core level failures.

- Propose and implement stimulus enhancements and debug capability improvements for core, cluster and chip level testbench environments

- Primary owner for driving bug hunting using all available stimulus generators.

- Analysis of bugs found and proposing not only stimulus but also configuration and coverage changes

- Drive core level regression environment enhancements to improve the overall productivity for the team

- Develop detailed core level verification plans by understanding both ISA and microarchitectural specifications for the design

- Support design deployment across simulation and emulation platforms

- Develop random and directed stimulus that spans pre-silicon, emulation and post-silicon domain

- Work with design, test and post silicon validation teams to ensure high quality delivery of the entire CPU core / cluster

Requirements :

- At least 7+ years of experience.

- Strong background and experience with high performance OOO CPU microarchitecture

- Experience and understanding of one or more ISAs - x86, ARM or RISCV

- Significant experience debugging RTL and DV in a simulation environment, proficient at waveform and log file based debug

- Experienced with assembly, C/C++ and UVM based stimulus generation targeting both ISA and microarchitectural scenarios

- Familiar with simulation, formal and emulation environments

- Hands-on with scripting (Python, PERL)

- Experience with hardware description languages (Verilog, VHDL) and simulators (VCS, NC, Verilator)

- Strong problem solving and debug skills across various levels of design hierarchies

Locations : Bangalore, India