ARM Server Platform I/O & Interconnect Software Architect (PCIe, CXL & Interrupt Architecture)

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General Summary:

Our Mission

We are transforming cloud and AI infrastructure through next-generation ARM-based datacenter computing platforms. Qualcomm's server-class SoCs combine industry-leading performance, power efficiency, open software ecosystems, andhyperscaler-scale capabilities to power the next generation of cloud and AI workloads.

As part of the Datacenter Software Organization, you will help define and deliver the software architecture for Qualcomm's ARM server platforms, working across silicon, firmware, virtualization, operating systems, and cloud software stacks. You will collaborate with world-class architects and engineers to enable standards-based, production-ready platforms supporting modern datacenter deployments.

Job Summary:

Qualcomm is seeking an experienced ARM Server Platform I/O & Interconnect Software Architect to lead the architecture and software enablement of PCIe, CXL, and Interrupt Controller subsystems for next-generation ARM server SoCs.

The ideal candidate possesses deep expertise in ARM server architecture, PCIe and CXL technologies, interrupt controller architecture (ARM GIC), virtualization, firmware, and Linux kernel internals. The candidate should be comfortable operating across the entire software stack including platform firmware, operating systems, virtualization, RAS, manageability, and performance optimization.

As a Software Architect, you will provide technical leadership across SoC architecture, platform firmware, HLOS, virtualization, validation, and customer enablement teams. You will be responsible for defining scalable software architectures that enable high performance, reliability, serviceability, virtualization, and ecosystem compliance for hyperscale datacenter deployments.

Minimum Qualifications:

OR

Master's degree in Engineering, Information Systems, Computer Science, or related field and 7+ years of Software Engineering or related work experience.

OR

PhD in Engineering, Information Systems, Computer Science, or related field and 6+ years of Software Engineering or related work experience.

• 4+ years of work experience with Programming Language such as C, C++, Java, Python, etc.

Key Responsibilities:

• Own the software architecture for PCIe, CXL, and Interrupt Controller subsystems across ARM server platforms, including architecture definition, requirements, enablement strategy, and ecosystem alignment.

• Drive architecture and software enablement across firmware and HLOS components including:

• • UEFI/EDK2

  • Arm Trusted Firmware (TF-A)

  • OpenBMC

  • Linux Kernel

  • KVM/Hypervisors

• Datacenter operating systems and distributions

• Collaborate closely with SoC architects, CPU architects, hardware design teams, firmware teams, Linux kernel engineers, validation teams, and product management to deliver production-quality solutions.

• Define platform software requirements necessary to achieve compliance with industry standards and specifications including:

• • ARM SBSA

  • SBBR

  • SystemReady

  • PCI-SIG specifications

  • CXL Consortium specifications

  • ACPI

  • UEFI

• Lead architecture reviews and drive software requirements into silicon, firmware, and platform design teams to ensure software-first design decisions.

• Partner with performance, RAS, and validation teams to define system-level debug, telemetry, error handling, fault isolation, and recovery strategies.

• Driveupstream-firstsoftware development and collaborate with the open-source ecosystem to ensure long-term maintainability and broad OS support.

• Work directly with hyperscale cloud customers, OEMs, ODMs, and ecosystem partners to understand requirements, review architectural solutions, and support platform commercialization.

• Prepare and present architecture proposals, design specifications, technical roadmaps, and executive-level reviews for internal and external stakeholders.

Preferred Qualifications:

• Master’s degree in Computer Science/Engineering, Electrical Engineering, or a related field.

• 10+ years of experience in systems software, platform firmware, operating systems, or SoC architecture.

• Strong understanding of ARM64 server architecture and modern server platform design.

• Hands-on experience with:

• • PCIe architecture and software enablement

  • CXL architecture and ecosystem

  • ARM GIC interrupt architecture

  • IOMMU/SMMU technologies

• Strong familiarity with:

• • Linux kernel internals and device drivers

  • KVM and virtualization technologies

  • Platform firmware (UEFI/EDK2, TF-A, BMC firmware)

  • ACPI and platform discoverability mechanisms

• Experience driving cross-functional architecture initiatives across hardware and software organizations.

• 15+ years of experience in software development & design for commercially deployed compute platforms.

• Deep expertise in multiple areas including:

• • PCIe Gen5/Gen6/Gen7

  • CXL 2.x/3.x

  • ARM GICv3/v4

  • SMMUv3

  • ARM virtualization architecture

  • Server RAS technologies

• In-depth knowledge of ARM architectures for various compute environments and relevantARM (BSA, BBR,BBSR)andNISTspecifications.

• Understanding of confidential computing technologies and trusted firmware architectures.

• Prior experience delivering platform software forhyperscalers, cloud service providers, OEMs, or datacenter infrastructure products.

• Demonstrated leadership in open-source software communities and upstream Linux development.

• Strong debugging, problem-solving, and root cause analysis skills.

• Excellent written and verbal communication skills.

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Pay rangeand Other Compensation & Benefits :

The above pay scale reflects the broad, minimum to maximum, pay scale for this job code for the location for which it has been posted. Even more importantly, please note that salary is only one component of total compensation at Qualcomm. We also offer a competitive annual discretionary bonus program and opportunity for annual RSU grants (employees on sales-incentive plans are not eligible for our annual bonus). In addition, our highly competitive benefits package is designed to support your success at work, at home, and at play. Your recruiter will be happy to discuss all that Qualcomm has to offer - and you can review more details about our US benefits at this link.

If you would like more information about this role, please contact Qualcomm Careers.