Firmware Developer (Sunnyvale, CA)

Firmware Developer (Sunnyvale, CA)

This role has been designed as ''Onsite' with an expectation that you will primarily work from an HPE office.

Who We Are:

Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work.

We help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive in today's complex world.

Our culture thrives on finding new and better ways to accelerate what's next.

We know varied backgrounds are valued and succeed here.

We have the flexibility to manage our work and personal needs.

We make bold moves, together, and are a force for good.

If you are looking to stretch and grow your career our culture will embrace you.

Open up opportunities with HPE.

Job Description:

Firmware Developer- High‑Speed SerDes Test Modules

HPE is seeking a Firmware Developer to design, develop, and maintain firmware for a high‑speed electrical loopback module used in manufacturing to validate HPE's next generation routers and switches.

This role sits at the intersection of firmware, high‑speed signaling, and manufacturing test, and requires hands‑on experience with SerDes DSPs, lab debug, and hardware‑aware firmware design.

The successful candidate will work closely with hardware, systems, and manufacturing teams to deliver robust, test‑ready firmware that supports high‑volume production environments.

Key Responsibilities

Firmware Development


* Design, develop, and maintain embedded firmware for an electrical loopback module used in manufacturing test environments.


* Implement firmware features supporting high‑speed SerDes operation, diagnostics, and monitoring.


* Develop modular, reusable, and maintainable firmware using object‑oriented design principles.


* Support firmware upgrade mechanisms and field updates.

High‑Speed SerDes & DSP Interaction


* Configure and manage high‑speed SerDes functions including:
+ Decision Feedback Equalization (DFE)
+ Transmit FIR (TxFIR) filtering
+ Eye monitoring and signal integrity measurements


* Work with Forward Error Correction (FEC) features for link validation.


* Interface with and control latest‑generation SerDes DSPs from:
+ Broadcom
+ Marvell
+ Credo

CMIS & Standards Compliance


* Implement and maintain CMIS‑compliant firmware, including:
+ Register map compliance
+ Initialization sequences
+ Application Select (AppSel) support
+ Firmware download and upgrade flows


* Ensure compatibility with CMIS interoperability and compliance testing.

MCU & Platform Development


* Develop firmware for Infineon PSoC MCUs, including peripheral configuration and board‑level bring‑up.


* Integrate MCU firmware with external SerDes DSPs and system control interfaces...