Job description
The Senior Software Engineer role within the Fleet Health Team at Microsoft 365 Core Platform focuses on enhancing the reliability and efficiency of Microsoft 365 services. The team develops intelligent systems that analyze telemetry data to predict hardware failures and optimize fleet operations. This position requires collaboration with various engineering teams to deliver data-driven solutions that improve infrastructure health. Candidates should have a strong background in software engineering, data science, and AI applications.
Requirements
- Bachelor's Degree in Computer Science or related technical field AND 4+ years of technical engineering experience with coding in languages including C, C++, C#, Java, JavaScript, or Python.
- Ability to meet Microsoft, customer and/or government security screening requirements.
- Master's Degree in Computer Science or related technical field AND 6+ years of technical engineering experience with coding in languages including C, C++, C#, Java, JavaScript, or Python is preferred.
- Experience designing and operating distributed systems and cloud services at scale is preferred.
- Experience with telemetry and data platforms such as Azure Data Explorer, Spark, Fabric, or Databricks is preferred.
Responsibilities
- Design and build large-scale distributed services that improve fleet reliability, hardware health, and operational efficiency.
- Develop telemetry and analytics platforms that process and analyze infrastructure health signals at hyperscale.
- Build predictive models and intelligent services for hardware failure detection and repair recommendations.
- Analyze telemetry from various infrastructure components to identify opportunities for improving reliability and availability.
- Partner with hardware, reliability, and capacity planning teams to develop data-driven operational strategies.
- Build AI-assisted experiences that accelerate incident investigation and root cause analysis.
- Design and implement safe automation and remediation workflows to reduce operational burden.
- Participate in architecture reviews, code reviews, and live-site operations.
- Mentor engineers and contribute to engineering excellence across the organization.
- Drive projects from design through deployment and operational ownership.
Benefits
- Employees at Microsoft are often offered comprehensive, “world-class” benefits—including health and mental-wellness programs, competitive pay with bonuses and stock awards, and retirement/savings options. Time-off and flexibility are common, with generous vacation and holidays, parental and caregiver leave, and flexible work schedules, alongside learning support, employee resource groups, product discounts, and matching-gifts/volunteering programs. Specific benefits can vary by region.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Filing entity: Microsoft Corporation
As of Aug 23, 2026
Initial approvals
503
FY2026
Approval rate
96.0%
FY2026
LCA certified
3,062
FY2026
Entry-level share
5.7%
FY2026
Initial approvals YoY
-64%
Trend
LCA certified YoY
-83%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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