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Principal Software Engineer

United States, Reston 139900.00 - 274800.00 USD / Year · Job Posted March 21, 2026
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Job Description

Do you have a passion for large-scale services and working with some of Microsoft’s most critical customers? We’re looking for a Software Engineer II with the right mix of software development, on-line services experience, and passion for quality to envision, design, and deliver Microsoft 365 government cloud service offerings. Microsoft 365 is at the center of Microsoft’s cloud first, devices first strategy as it brings together cloud versions of our most trusted communication and collaboration products like Exchange, SharePoint, and Teams with our cross-platform desktop suites and mobile apps. The Microsoft 365 Sovereign Cloud team works with Microsoft’s largest government customers to deliver features that meet their specific needs and enable cloud adoption. As you would expect, our customers have the highest expectations for feature quality, security, reliability, availability, and performance. The software engineering team provides leadership, direction, and accountability for application architecture, system design, and end-to-end implementation. As a Software Engineer II, you will identify and deliver software improvements using your expertise in software development, complexity analysis, and scalable system design. Collaboration skills will be required to work closely with other engineering teams to ensure services/systems are highly stable and performant, meeting the expectations of our government customers and users. At Microsoft, we can offer you great teams, exciting challenges, and a fun place to work. The work environment empowers you to have a positive impact on millions of end users.

Job Responsibility

  • Demonstrates expertise in distributed systems design, interactions between cloud technology layers and components, common dependencies at scale, and the code that defines infrastructures
  • Develops an understanding of the code, features, and operations of specific products at scale as required to contribute to incremental improvements in product availability, reliability, efficiency, observability, and/or performance
  • Researches and maintains an awareness in industry trends, advances in distributed systems and cloud technologies, new tools, and/or processes for maintaining and improving product availability, reliability, efficiency, observability, and/or performance
  • Leverages technical expertise in large scale distributed systems and specific products, as well as objective insights drawn from analyses of production telemetry data to suggest changes or add-ons to product features or code to improve the availability, reliability, efficiency, observability, and performance of product components or features supported by their team
  • Develops and tests basic changes to optimize code and improve the observability, reliability and operability of a defined range of platform, system, or product components or features with direction from other engineers
  • Engages with product engineering teams by participating code/design reviews, regular meetings, on-call rotations and incident responses throughout product development and operations cycles
  • Independently develops code or scripts that automate the performance of repetitive and easily scalable operations processes (e.g., monitoring, alerting, deploying products and updates) across components and features of products operating at scale
  • Leverages technical expertise and telemetry analysis across a range of components and/or features to identify patterns and opportunities to implement configuration and data changes for one or more platforms, systems, or products in production using code, tooling, and automation
  • Identifies opportunities to leverage existing tools and automation to enable product engineering teams to increase the velocity in which they can reliably and safely implement changes in production
  • Designs, develops, and maintains telemetry pipelines and monitoring tools that detail operations metrics (e.g., availability, reliability, performance, efficiency) of product components and features operating at scale
  • Independently performs analyses using existing tools and/or models to identify insights and shares them with product engineering teams to directly contribute to improvements in product development and/or operations
  • Independently uses existing tools and/or models to troubleshoot problems or flaws affecting the availability, reliability, performance, and/or efficiency of components and features

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
  • Security Clearance Requirements: Candidates must be able to meet Microsoft, customer and/or government security screening requirements are required for this role
  • The successful candidate must have an active U.S. Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) based on a Single Scope Background Investigation (SSBI) with Polygraph
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
  • This position requires successful verification of the stated security clearance to meet federal government customer requirements
  • This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter
  • This position requires verification of U.S. citizenship due to citizenship-based legal restrictions
  • 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 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience

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