{"id":3110123,"url":"https://alion.io/job/microsoft-senior-andor-principal-software-engineer-ai-frameworks-3","title":"Senior and/or Principal Software Engineer- AI Frameworks","company":{"id":18,"name":"Microsoft","domain":"microsoft.com","url":"https://alion.io/company/microsoft","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"B","score":82,"open_postings":352,"ghost_share":0,"stale_share":0.716,"repost_share":0.003,"time_to_fill_p50_days":29,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Washington, United States","Sunnyvale, United States","Mountain View, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":142800,"max":274800,"currency":"USD","period":"year","gross":null,"usd_annual":274800},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Azure","optional":false},{"name":"C++","optional":false},{"name":"Python","optional":false},{"name":"CUDA","optional":true},{"name":"ONNX Runtime","optional":true},{"name":"PyTorch","optional":true},{"name":"ROCm","optional":true},{"name":"TensorFlow","optional":true},{"name":"TensorFlow C++","optional":true},{"name":"Triton","optional":true}],"status":"live","first_seen_at":"2026-09-15T19:28:23Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-29T03:22:52Z","board_verified":true,"closed_at":null,"days_open":43,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":43},"description":"OverviewThe Microsoft AI Frameworks team, develops the software, performance systems, and engineering tools that enable state-of-the-artAI models to run reliably and efficiently at cloud scale. We work across model architectures, frameworks, compilers, runtimes, libraries, observability, benchmarking, and hardware platforms-including NVIDIA and AMD GPUs and Microsoft silicon. Our Senior and/or Principal Software Engineers - AI Frameworkspartner with model developers, researchers, hardware teams, and production services to accelerate model onboarding, improve performance and reliability, reduce deployment time and hardware footprint, and turn performance insights into durable platform capabilities.\nThis is a hands-on individual-contributor role for engineers who enjoy solving ambiguous, end-to-end systems problems. Successful candidates combine strong software engineering fundamentals with curiosity about AI workloads, disciplined measurement, and a willingness to work across organizational boundaries to deliver production impact.\nAs a Senior Software Engineer, you will own significant components and projects across AI performance, benchmarking, automation, and developer tooling. You will independently translate model and platform needs into robust software, investigate complex performance and reliability issues, and collaborate with partner teams to deliver measurable improvements into production.\nAs a Principal Software Engineer, you will set technical direction and lead high-impact initiatives spanning AI frameworks, performance engineering, benchmarking, and tooling. You will identifysystemic opportunities, align teams around durable architectures and success measures, and remain hands-on in the design and delivery of solutions that improve model velocity, platform efficiency, and production reliability.\nAt Microsoft, our mission to empower every person and every organization on the planet to achieve more guides how we partner with customers to deliver trusted, impactful solutions. With a growth mindset culture, we innovate responsibly and measure success by shared progress people, teams, and customers. Join us to do meaningful work that changes the world and helps shape what’s next for everyone.\nResponsibilities\nAs a Senior Software Engineer:\nDesign, implement, test, and operateproduction-quality components across AI frameworks, runtimes, benchmarking systems, performance tooling, and service integrations.\n\nBenchmark, profile, debug, and optimizelarge language model training and inference workloads across GPUs and Microsoft hardware.\n\nBuild automation and observability that detect regressions, improve reproducibility, surface actionable insights, and accelerate model and hardware onboarding.\n\nDrive scoped projects from problem definition through deployment, balancing delivery speed, maintainability, reliability, and measurable customer or capacity impact.\n\nPartner with researchers, model teams, infrastructure owners, and hardware vendors to diagnose cross-stack issues and deliver production-ready solutions.\n\nContribute to technical design reviews, engineering standards, operational health, and mentoring of other engineers.\n\nEmbody Microsoft’s culture and values.\n\nAs a Principal Software Engineer:\nDefine technical vision, architecture, and multi-release strategy for critical AI framework, performance, benchmarking, or developer-productivity capabilities.\n\nLead ambiguous, cross-stack investigations and investments spanning models, frameworks, compilers, runtimes, systems, services, and silicon.\n\nEstablish common measurement, automation, observability, and engineering mechanisms that turn one-off analyses into scalable platform capabilities.\n\nDrive measurable improvements in model onboarding velocity, runtime performance, reliability, hardware utilization, and Azure capacity efficiency.\n\nInfluence architecture and priorities across teams; align researchers, product groups, infrastructure owners, and hardware partners around clear decisions and execution plans.\n\nProvide hands-on technical leadership through prototypes, critical-path implementation, design and code reviews, complex debugging, and operational readiness.\n\nRaise the engineering bar by mentoring senior engineers, developing technical leaders, and advancing standards for quality, maintainability, and inclusive collaboration.\n\nEmbody Microsoft’s culture and values.\n\nQualifications\nRequired/Minimum Qualifications:\nBachelor’s Degree in Computer Scienceor a related technical field and 4+ years of technical engineering experience coding in languages such as C++, or Python, or equivalent experience.\nOther Requirements:\nAbility 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.\nAdditional or preferred qualifications for Senior Software Engineer:\nExperience building and operating complex software systems\n\nPractical knowledge of performance analysis, benchmarking, automation, or developer tooling\n\nFamiliarity with AI/ML frameworks such as PyTorch, TensorFlow, or ONNX Runtime\n\nFamiliarity with GPU software and profiling technologies such as CUDA, ROCm, Triton, or equivalent\n\nDemonstratedcross-team collaboration and technical ownership\n\nAdditional or preferred qualifications for Principal Software Engineer:\nExtensive experience designing and shipping complex, high-performance or distributed software systems\n\nExperiencein software architecture, computer architecture, and accelerator-aware optimization\n\nExperience with AI/ML workloads and frameworks\n\nDemonstratedleadership of cross-team technical initiatives from strategy through production\n\nTrack recordof creating reusable platforms, influencing senior stakeholders, and mentoring technical leaders\n\nSoftware 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.\nCertain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:\nhttps://careers.microsoft.com/us/en/us-corporate-pay\nSoftware 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.\nCertain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:\nhttps://careers.microsoft.com/us/en/us-corporate-pay\nThis position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.\nMicrosoft 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. 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