Job Description

Overview

Microsoft 365(M365) Intelligent Conversation and Communications Cloud is the platform that powers billions of real-time customer conversations across Teams, Skype, Dynamics, and third-party solutions (through Azure Communication Services). The platform enables reliable and high-quality messaging, meeting, and audio/video calling services that work every time, from anywhere, seamlessly across all customer touch points.

Conversations on our platforms are made more intelligent in real-time, empowering best-in-class productivity tools for the modern workplace where every call, meeting, or chat will make the next one better. IC3 Policies and settings are critical to drive adoption and revenue of Teams. We grew our global Teams MAU from 50M to 330M since 2020 through addition of over 600 controls spread across 50 policies and 25 settings. Our policy platform is a hyper scale platform serving 75 unique policies resulting in 3 billion runtime resolutions per day.

Join a team that’s redefining how cloud-scale security is built and delivered. At IC3 Security Engineering, we’re creating a future where intelligent systems automatically protect and remediate security risks across hundreds of services. You’ll be part of a mission-driven team centralizing security operations, empowering service owners, and using AI to transform risk mitigation into a proactive, scalable, and efficient process. In this team, you’ll work with passionate engineers who care deeply about protecting our cloud infrastructure and building smarter, safer systems for the world.

As a Principal Software Engineer in the AEGIS team, you will design and build the AI-driven platform that powers our centralized security automation and risk remediation. You’ll develop intelligent services that understand complex security requirements, evaluate service posture, and orchestrate automated fixes across IC3. This opportunity will allow you to accelerate your technical and career growth, gain deep expertise in large-scale cloud and security systems, and leverage cutting-edge AI to solve real-world challenges in security automation.

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.

Responsibilities

• Collaborates with appropriate stakeholders to determine user requirements for a scenario.
• Drives identification of dependencies and the development of design documents for a product, application, service, or platform.
• Creates, implements, optimizes, debugs, refactors, and reuses code to establish and improve performance and maintainability, effectiveness, and return on investment (ROI).
• Leverages subject-matter expertise of product features and partners with appropriate stakeholders (e.g., project managers) to drive a workgroup's project plans, release plans, and work items.
• Acts as a Designated Responsible Individual (DRI) and guides other engineers by developing and following the playbook, working on call to monitor system/product/service for degradation, downtime, or interruptions, alerting stakeholders about status and initiates actions to restore system/product/service for simple and complex problems when appropriate.
• Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale.

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

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

• 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.
• Proficiency in one or more programming languages (such as C#, Python, Go, or Java) with experience in building distributed systems or cloud services.
• Experience with service-oriented architecture, microservices, or large-scale cloud systems (e.g., Azure, AWS, GCP).
• Demonstrated understanding of secure coding practices, authentication, authorization, and service security fundamentals.
• Experience developing or integrating with AI/ML or automation frameworks to optimize workflows, detect issues, or enable intelligent decision-making.
• Solid problem-solving and system design skills, with the ability to translate complex security or compliance requirements into practical, automated solutions.
• Familiarity with DevSecOps practices, CI/CD pipelines, and infrastructure-as-code for managing large-scale deployments.
• Excellent collaboration and communication skills — able to work effectively with cross-functional partners, influence without authority, and drive alignment across teams.
• Growth mindset with a passion for learning new technologies, especially AI-assisted development and cloud security tooling.
• Experience as a Designated Responsible Individual (DRI) or similar operational role, ensuring high service availability and reliability.
• Hyper scale distributed systems.
• Cyber security analysis and threat modeling.
• Agentic programming and LLM.

#IC3Platform

Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $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:

https://careers.microsoft.com/us/en/us-corporate-pay

This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.

Microsoft is an equal opportunity employer. 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 with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.