Principal Software Engineer Job at Microsoft Corporation (Multiple Locations)

Principal Software Engineer

Microsoft Corporation

Location:
United States , Multiple Locations

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

139900.00 - 274800.00 USD / Year

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Job Description:

Azure Compute hosts form the security and reliability foundation for Microsoft’s cloud. As a Principal Software Engineer, you will lead the design and delivery of security-critical platform capabilities that protect host machines, enforce trust boundaries, and reduce systemic risk across control plane, host OS, and hardware-adjacent layers. As a Principal Software Engineer, you will collaborate with a global network of professionals to build and support workflows for Azure servers. This role combines deep technical leadership, cross-team influence, and hands-on architecture/design work. You will define solutions for complex, ambiguous security problems, drive execution across organizations, and ensure that what ships measurably improves Azure’s security posture.

Job Responsibility:

Lead the architecture and technical strategy for host and node security investments, including privileged execution controls, boundary hardening, and compromise detection
Design and drive platform-level security controls that prevent lateral movement, contain blast radius, and enforce least-privilege operations
Define and evolve agent governance and code integrity models, eliminating ungoverned execution paths across host and system components
Provide technical leadership for high-precision security detections, ensuring scalability, signal quality, and operational effectiveness
Drive improvements in secrets, identity, and certificate security, including secure provisioning, rotation, and credential scoping
Partner across Azure Compute, Host OS, Identity, and Hardware/Firmware teams to deliver cross-boundary security solutions
Mentor and grow senior engineer, raise the technical bar through design reviews, code reviews, and engineering standards
Guide teams through security incidents and root cause analysis, translating live-site learnings into durable architectural fixes
Influence roadmap and investment decisions using risk reduction, reliability impact, and measurable KPIs

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
6+ year(s) of experience in technical design, problem-solving, and debugging
6+ year(s) of experience with architecting large system and seeing them to production
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 have:

Bachelor's Degree in Computer Science OR related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, OR Python
OR 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 equivalent experience
Experience in Security Engineering, particularly host, OS, or platform security
Familiarity with: Privileged Execution Controls
Boundary and isolation mechanisms
Attestation/Hardware Root of Trust
Detection and Telemetry Systems
Experience designing security detections or anomaly-based monitoring at scale
Background in credential, secrets, or certificate lifecycle management
Experience operating large-scale production services and leading through live-site incidents
Ability to translate risk and compliance requirements into practical engineering solutions

Additional Information:

Job Posted:
February 13, 2026

Employment Type:

Fulltime

Work Type:

Remote work

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