ResponsibilitiesWe transform high-volume process, file, and security events across macOS into a fast, accurate, and durable account of activity-forming a foundation for Microsoft Security. In this role, you will:
- Build and improve detection, OS event monitoring, telemetry, and reporting in the on-device agent
- Develop native components that detect and respond to real-world endpoint threats
- Design, deliver, and maintain components with a focus on reliability, performance, and operational health
- Help ensure the agent remains efficient, safe, and aligned with the macOS security model
- Contribute to performance, concurrency, and compatibility across macOS versions
- Produce high-quality telemetry that supports investigation, analytics, and security insights
- Investigate and resolve issues such as crashes, performance regressions, and compatibility challenges
- Apply secure coding practices and validate assumptions to build resilient systems
- Collaborate with engineers and partner teams to deliver integrated security solutions
- Contribute to design discussions, code reviews, and shared engineering practices
- Embody our culture and values.
QualificationsRequired Qualifications - Bachelor's Degree in Computer Science or related technical field AND 2+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
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.
Preferred Qualifications:- Bachelor's Degree in Computer Science or related technical field AND 4+ 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 building and shipping systems-level or native software in C/C++ or Objective-C
- Experience with macOS, Linux, or other Unix internals: system extensions, the Endpoint Security Framework (ESF), kernel/user-mode boundaries, or equivalent low-level OS work
- Background in security, endpoint protection, EDR/antivirus, networking client software (e.g., VPN), or performance-sensitive systems software
- Experience with multithreaded/asynchronous code and diagnosing concurrency or performance issues
- Interest in security, systems programming, or endpoint detection and response
#MSFTSecurity
Software Engineering IC3 - The typical base pay range for this role across the U.S. is USD $102,100.00 - $202,200.00 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 $133,800.00 - $219,200.00 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
Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800.00 - $234,700.00 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 $160,200.00 - $261,000.00 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.
