Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering (SCHIE) is the team behind Microsoft’s expanding Cloud Infrastructure and responsible for powering Microsoft’s “Intelligent Cloud” mission. SCHIE delivers the core infrastructure and foundational technologies for Microsoft's over 200 online businesses including Bing, MSN, Office 365, Xbox Live, Teams, OneDrive, and the Microsoft Azure platform globally with our server and data center infrastructure, security and compliance, operations, globalization, and manageability solutions. Our focus is on smart growth, high efficiency, and delivering a trusted experience to customers and partners worldwide and we are looking for passionate engineers to help achieve that mission.
The Platform Systems Engineering (PSE) team is seeking a Senior AI Network Systems Engineer to drive the architecture, integration, validation, optimization, and deployment of large-scale AI networking infrastructure. This role focuses on Layer 3 and Layer 4 networking technologies, RDMA-based fabrics, TCP/UDP transport behavior, network performance, congestion management, and scale-out AI networking environments.
You will work closely with networking, silicon, firmware, system software, validation, and Azure infrastructure teams to build reliable, high-performance AI networks that support next-generation AI systems deployed at hyperscale.
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
AI Network Architecture & System Integration
- Define and develop networking requirements for large-scale AI training and inference clusters.
- Collaborate with silicon, system software, firmware, hardware, and Azure infrastructure teams to deliver scalable networking solutions from concept through datacenter deployment.
- Participate in architecture reviews and influence next-generation AI networking roadmaps.
- Define network concepts of operation, serviceability requirements, telemetry requirements, and operational models for AI infrastructure.
Layer 3 / Layer 4 Networking
- Lead design and validation of IP-based AI networking solutions spanning TCP/IP, UDP, routing, congestion management, flow control, QoS, and traffic engineering.
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- Drive corrective actions and long-term reliability improvements using fleet telemetry and lab validation.
Automation & Observability
- Build and improve network observability, diagnostics, telemetry, and monitoring solutions.
- Develop tools and automation for network validation, performance analysis, and failure detection.
- Improve engineering productivity through automated testing, qualification, and network health assessment frameworks.
Required Qualifications:
Master's Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 3+ years technical engineering experience
OR Bachelor's Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 5+ years technical engineering experience
OR equivalent experience.
5+ years of experience developing or validating networking for accelerator based systems.
5+ years of experience designing, integrating, validating, or troubleshooting Ethernet-based networking infrastructure, including Network switches.
5+ years of experience supporting AI, HPC, cloud, or large-scale data center infrastructure deployments.
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
- Experience with RDMA technologies, AI fabrics, and distributed training environments.
- Understanding of RoCE, congestion control, ECN, PFC, DCQCN, and related AI networking technologies.
- Experience with AI/ML workload communication patterns and collective operations.
- Experience with SONiC, Linux networking, networking telemetry, and network operating systems.
- Experience with network switches, SmartNICs, DPUs, NIC offloads, and large-scale cloud infrastructure.
- Familiarity with AI networking technologies including Ultra Ethernet and hyperscale AI cluster architectures.
- Knowledge of packet analysis tools, telemetry infrastructure, and network automation frameworks.
- Exposure to high-speed networking environments (200G/400G/800G Ethernet).
azure #MAIA #AI/ML #Networking
Hardware Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 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 - $261,000 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 characterist
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