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:

In Azure, we are redefining the nature of software in the network by writing the software that runs on the switches and building massive distributed systems to control Microsoft’s Cloud Datacenters. We are looking for a Principal Software Engineer to join our Software for Open Networking in the Cloud (SONiC) team. SONiC team owns all the software that is running on the switches and routers. We have lots of interesting problems to solve, such as supporting new generation switches ranging from 100G/400G/800G to 1.6T. The team is also building a vibrant open-source community for the switch software, which is adopted by various other cloud providers.

Job Responsibility:

Partners with appropriate stakeholders to determine user requirements for a set of scenarios
Leads identification of dependencies and the development of design documents for a product, application, service, or platform
Leads by example and mentors others to produce extensible and maintainable code used across products
Leverages subject-matter expertise of cross-product features with appropriate stakeholders (e.g., project managers) to drive multiple group's project plans, release plans, and work items
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 and shares knowledge with other engineers
Holds accountability as a Designated Responsible Individual (DRI), mentoring engineers across products/solutions, working on-call to monitor system/product/service for degradation, downtime, or interruptions

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#, Python, or Rust
OR equivalent experience
Ability to meet Microsoft, customer and/or government security screening requirements
Microsoft Cloud Background Check
6+ years of development experience with TCP/IP networking protocols
Experience with open-source technologies such as SONiC, SAI, Linux, Docker is desirable

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#, Python, or Rust
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#, Python, or Rust
OR equivalent experience
Experience with open-source technologies such as SONiC, SAI, Linux, Docker is desirable

Additional Information:

Job Posted:
February 04, 2026

Employment Type:

Fulltime

Work Type:

Remote work

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