Firmware Architect: Chiplet Systems & Silicon Bring-Up Lead

TYLsemi; United States; On-site; USD 180,000 - 270,000; Full time

Job summary

TYLsemi, Inc. is seeking a seasoned Firmware & Embedded Software Architect to own end-to-end architecture for chiplet firmware.

You will define the firmware/hardware interface with chip architects, specify the MCU subsystem, and design the chip's debug features for a seamless HW-to-SW handoff. You will lead pre-silicon firmware development on emulation and virtual platforms, drive post-silicon bring-up and debugging, and establish the firmware engineering infrastructure (CI, testing, secure

Qualifications

• BS/MS in Electrical/ Computer Engineering or Computer Science.
• 12+ years embedded firmware, with 5+ years silicon bring-up experience.
• DV HW/SW co-simulation experience and unified firmware+ DV flow.
• Expert-level C and assembly for resource-constrained embedded CPUs.
• Deep PCIe expertise: LTSSM, equalization, AER handling.
• Experience with UEFI/BIOS bring-up, ACPI, VT-d/IOMMU on HPC platforms.

Responsibilities

• Own end-to-end firmware/embedded-software architecture for TYLsemi chiplets.
• Define firmware/hardware interface with Chip Architects and MCU subsystem architecture.
• On-die: boot, secure boot, PCIe/CXL config, address-translation, and debug features.
• Host-side: kernel drivers, virtualization shim, management libraries, and IOMMU coordination.
• Define boundary with RTL datapath and firmware control plane; own register maps/sideband protocols.
• Drive pre-silicon firmware development on emulation and DV test flows; HW/SW co-verification.
• Stand up firmware engineering infra: CI, automated/HIL tests, secure development, RAS strategy.

Skills

Embedded firmware

Silicon bring-up

C and assembly

DV verification

HW/SW co-simulation

JTAG/OpenOCD

PCIe expertise

UCIe interfaces

UEFI/BIOS bring-up

ACPI table authoring

VT-d/IOMMU

RTL reading

Education

BS/MS in Electrical/Computer Engineering or Computer Science

Tools

JTAG/OpenOCD

Logic analyzers

Waveforms

Job description

TYLsemi, Inc. is seeking a seasoned Firmware & Embedded Software Architect to own end-to-end architecture for chiplet firmware.

You will define the firmware/hardware interface with chip architects, specify the MCU subsystem, and design the chip's debug features for a seamless HW-to-SW handoff. You will lead pre-silicon firmware development on emulation and virtual platforms, drive post-silicon bring-up and debugging, and establish the firmware engineering infrastructure (CI, testing, secure