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Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering (SCHIE) is the team behind Microsoft’s expanding Cloud Infrastructure and responsible for powering Microsoft’s “Intelligent Cloud” mission. SCHIE delivers the core infrastructure and foundational technologies for Microsoft's over 200 online businesses including Bing, MSN, Office 365, Xbox Live, Teams, OneDrive, and the Microsoft Azure platform globally with our server and data center infrastructure, security and compliance, operations, globalization, and manageability solutions. Our focus is on smart growth, high efficiency, and delivering a trusted experience to customers and partners worldwide and we are looking for passionate, high-energy engineers to help achieve that mission.

The Data Processing Unit (DPU) team brings together state-of-the-art software and hardware expertise to create a highly programmable and high-performance ASIC with the capability to efficiently handle large data streams. Thanks to its integrated design, this solution empowers teams to operate with increased agility and deliver significantly superior performance compared to CPU-based alternatives.

We are seeking a Principal Software Engineer to join our DPU Runtime (OS) PCIe team responsible for developing cutting edge, high-performance scalable and programmable DPU software with a focus on next generation PCIe device firmware development. You will be a key contributor within our DPU driver software team. You will bring your PCIe, and embedded development experience to contribute to DPU driver code and related host software and support. Your contributions will have a wide impact across Azure through the development of the latest generation PCIe adapter cards.

Responsibilities

+ Architect and design PCIe firmware for the DPU with an emphasis on device security

+ Develop, maintain and debug PCIe issues, including use of protocol analyzers

+ Participate in code reviews and provide feedback to other developers

+ Mentor other members of the team

Qualifications

Required Qualifications:

+ Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C/C++ OR equivalent experience.

+ 5+ years of Embedded and/or Operating System Kernel development experience

+ 5+ years of experience designing and architecting complex software systems

+ 3+ years of experience in technical leadership and/or mentoring

Other Requirements:

+ Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter.

Preferred Qualifications:

+ Experience with PCIe protocol analyzers

+ Experience with I/O virtualization, including PCIe SR-IOV

Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $139,900 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: US corporate pay information | Microsoft Careers (https://careers.microsoft.com/v2/global/en/us-corporate-pay.html)

Microsoft will accept applications for the role until Nov 17th, 2025.

\#SCHIE

Microsoft is an equal opportunity employer. Consistent with applicable law, all qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations (https://careers.microsoft.com/v2/global/en/accessibility.html) .