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Western Digital
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Staff Engineer - PCIe Driver Development,(Device-Side ML Stack)

Staff Engineer - PCIe Driver Development,(Device-Side ML Stack)

Western Digital

5 - 10 years

12 - 17 Lacs

bengaluru

Posted:4 days ago| Platform:

Apply

Skills Required

computer science system architecture c++ jtag communication protocols debugging machine learning dma pcie firmware

Work Mode

Work from Office

Job Type

Full Time

Job Description

We are seeking a talented and driven

Staff Firmware Engineer

to join our team and contribute to the core device-side software stack of machine learning for the

Next Gen Computational Flash Controller

project. In this role, you will be a key contributor to the firmware that enables high-performance communication and data transfer between the host and our device. Youll work on critical components, including the

PCIe driver

DMA engine

MMIO

, and

Mailbox

interfaces, to ensure a seamless and efficient ML workload.

Key Responsibilities

PCIe Driver Development:
Design and implement firmware for the devices
PCIe driver
, ensuring robust and high-speed communication with the host. You will be responsible for handling interrupts, managing queues, and optimizing data flow.
Data Path Engineering:
Develop and optimize firmware for the
DMA engine
, orchestrating high-bandwidth data transfers between the host and on-device memory.
Hardware Interface:
Implement and manage firmware for
MMIO (Memory-Mapped I/O)
and
Mailbox
communication, enabling the host software to configure the device and send commands.
Protocol Implementation:
Work on firmware that implements a subset of the
NVMe
protocol or similar high-performance interfaces to streamline data and command transfers.
Debugging and Optimization:
Utilize your expertise to debug complex, system-level issues related to PCIe, DMA, and MMIO. You will profile the firmware and optimize its performance to maximize the throughput of ML workloads.

Collaboration:

Work closely with the host-side software teams, hardware engineers, and other firmware engineers to ensure a cohesive and high-performing end-to-end solutionQualifications

Experience:
5+ years of hands-on experience in firmware or embedded systems development.
Technical Expertise:
- Strong proficiency in
  C/C++
  for low-level programming.
- Hands-on experience with
  PCIe
  and developing firmware or drivers for high-speed interfaces.
- Solid understanding of system architecture, including
  DMA engines
  and
  MMIO
  .
- Experience with implementing communication protocols via a
  Mailbox
  or similar shared memory mechanisms.
- Familiarity with the
  NVMe
  specification is a plus.
Debugging Skills:
Proven ability to debug complex hardware-firmware interactions using tools like JTAG/SWD, logic analyzers, and protocol analyzers.
Problem-Solving:
Strong analytical skills and a passion for solving challenging, low-level problems.
Education:
Bachelors or Masters degree in Computer Science, Electrical Engineering, or a related field.

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Western Digital

Computer Hardware Manufacturing

San Jose CA

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Staff Engineer - PCIe Driver Development,(Device-Side ML Stack)

Experience & Salary

Skills Required

Work Mode

Job Type