Principal Software Engineer

Microsoft

19d

About The Position

Join the Azure Platform Performance team as a Principal Software Engineer to enhance Azure Boost performance and deliver faster, more consistent virtual machine (VM) and Bare Metal experiences across Azure. Azure Boost is Microsoft’s advanced hardware and software offload system that transfers key virtualization tasks—such as networking, storage, and host management—from the host operating system (OS) to purpose-built components.
In this role, you will have significant opportunities to influence architecture and technical direction through in-depth Linux performance analysis and optimization across VM and host stacks. You will lead through influence and collaborate across teams to transform complex performance signals into measurable improvements for customers.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Requirements

• 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++, C#, Java, JavaScript, or Python OR equivalent experience.
• 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.

Nice To Haves

• Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
• 4+ years of experience developing kernel-mode code for Linux.
• 4+ years of experience with Linux kernel subsystems and core operating system concepts.
• 4+ years of experience with root-cause analysis and driving improvements.

Responsibilities

• Drive improvements to performance and consistency, reduce resource usage across the stack, and improve performance predictability on Azure Boost-enabled infrastructure
• Lead deep-dive investigations for top performance issues, determine root causes and drive improvements/repairs
• Add and/or improve performance instrumentation and tooling for end-to-end diagnostics
• Communicate findings clearly to both exec and technical audiences
• Serve as Linux performance expert for escalations and investigations
• Serve as technical mentor for early-in-career team members

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees