M

Microsoft

Builds workplace software, PCs and cloud services

Principal Mechanical Engineer - AI Systems

Full-TimeUpdated on 10/23/2026
$142.8k - $304.2k/yr
Expert
Bachelor's, Master's, PhD
California, USA+2 moreMore locations: Mountain View, CA, USA | United States
In Person
Mechanical EngineeringDesign Engineering
Company Historically Provides H1B Sponsorship

About the job

Requirements
  • Doctorate in Mechanical Engineering or a related field and at least 3 years of related technical engineering experience, or a master's degree in Mechanical Engineering or a related field and at least 4 years of related technical engineering experience, or a bachelor's degree in Mechanical Engineering or a related field and at least 6 years of related technical engineering experience, or equivalent experience.
  • Ability to meet Microsoft, customer, and/or government security screening requirements, including passing the Microsoft Cloud Background Check upon hire or transfer and every two years thereafter.
Responsibilities
  • Lead mechanical development by delivering mechanical designs for server and cooling systems that integrate thermal, structural, and electrical constraints and reflect a deep understanding of server architecture and adjacencies.
  • Apply advanced modeling, including finite element analysis, computational fluid dynamics, and tolerance analysis, and empirical testing to validate structural, thermal, and reliability performance.
  • Ensure manufacturability, cost-efficiency, and long-term reliability through material selection, tolerance control, supplier engagement, and understanding of tooling and manufacturing processes.
  • Set clear goals with measurable outcomes, manage risk, and ensure timely delivery of high-quality hardware solutions across product lines.
  • Translate business and customer needs into scalable mechanical strategies aligned with long-term product and platform vision.
  • Develop and explore innovative design strategies that anticipate future trends, opportunities, and industry shifts.
  • Mentor engineers through challenging assignments and continuous feedback to foster their development as thought leaders.
  • Participate in structured design reviews, test planning, and root cause analysis while balancing innovation with disciplined execution and quality.
  • Partner with electrical, thermal, reliability, and other domains to deliver cohesive, customer-focused solutions.
  • Identify and develop intellectual property, encourage patent filings, and contribute to Microsoft's innovation portfolio.
  • Evaluate and implement new tools, technologies, and methodologies to improve design quality and team productivity.
Desired Qualifications
  • Expertise in computer-aided design software such as PTC Creo, and understanding of mechanical design principles, fluid dynamics, heat transfer, manufacturing processes, and validation.
  • Working knowledge of cloud infrastructure, data center operations, and related technologies such as server racks, power distribution, cooling systems, and cable management.
  • Prior development experience with liquid-cooled artificial intelligence or high-performance computing systems.
  • Experience developing specifications and interface control documents, and managing design requirements.
  • Experience with cabling and networking interconnect technology.
  • Experience partnering with original design manufacturers and suppliers to develop products.

About the company

Microsoft builds workplace software, operating systems and cloud infrastructure for consumers, businesses and government agencies, from small organizations to global enterprises. Microsoft 365 combines Word and Excel with Teams communication and Copilot AI features, while Windows runs PCs and Surface supplies the company's own computers. Azure rents computing capacity, storage and databases to build and run web applications. Microsoft also sells Xbox consoles and games, collecting revenue through software licenses, subscriptions, usage charges and product sales. Founded in 1975 by Bill Gates and Paul Allen, Microsoft is headquartered in Redmond, Washington.

Company Size

10,001+

Company Stage

IPO

Headquarters

Redmond, Washington

Founded

1975

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Simplify's Take

What believers are saying

  • US corporate staff receive education support: eligible, approved graduate coursework qualifies for up to $10,000 annually.
  • Cloud demand expands: July 2026 results showed Azure and other cloud services revenue grew 43% year-over-year in fiscal Q4.
  • Investment has an earnings cushion: July 2026 results reported $155.2 billion consolidated operating profit for fiscal 2026.

What critics are saying

  • Performance reviews include security: every Microsoft employee must discuss their security contribution with their manager.
  • Office flexibility depends on the role: Microsoft's postings specify requirements ranging from fully remote to fully on-site.
  • Cloud capacity faces local limits: Microsoft describes power-grid delays and water constraints affecting US datacenter expansion.

What makes Microsoft unique

  • Hybrid customers stay within reach: Azure Arc manages servers across customer datacenters and competing clouds.
  • Developer reach extends beyond Azure: Microsoft's GitHub hosts code collaboration alongside AI coding tools.
  • Professional data widens its business: Microsoft owns LinkedIn's recruiting, advertising and workplace-learning network.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Company Match
  • Professional Development Budget
  • Conference Attendance Budget
  • Flexible Work Hours
  • Remote Work Options

Growth & Insights and Company News

6 month growth

1%

1 year growth

0%

2 year growth

0%
CNBC
Oct 26th, 2026
Microsoft offers buyouts to around 60,000 employees across four countries

Around 60,000 Microsoft employees across four countries are eligible for a new buyout program, a person familiar with the matter said. The company announced the programme on Monday. Victoria Greene, chief investment officer at G Squared Private Wealth, joined "The Exchange" to discuss Microsoft stock in light of the news.

Fortune
Oct 26th, 2026
Xbox's new pay-as-you-go cloud gaming, from $4 for 10 hours, angers gamers over rising costs

Xbox has launched Cloud Playtime, a pay-as-you-go option that lets Game Pass subscribers buy extra cloud gaming hours once they hit their cap. Ten extra monthly hours cost $4, 25 hours cost $8, and 50 hours cost $12. Game Pass subscribers already pay between $10 and $23 a month for five to 15 hours of cloud gaming. Xbox introduced the cap in September; the service had been unlimited when it launched in 2020 as a cheaper alternative to buying games. Some gamers have criticised the change. YouTuber Yong Yea said the extra fees undermine cloud gaming's affordability argument. The move comes as Xbox cut 20% of its workforce, about 3,200 roles, amid slumping revenue from falling hardware sales and Game Pass subscription losses.

Yahoo Finance
Oct 26th, 2026
Meta falls 7% as $34.9B capex tops cash flow; investors punish AI spending cuts and hikes

Meta shares fell 7% on October 22 even though third-quarter sales rose 26% and beat estimates. Capital expenditure of $34.9 billion topped operating cash flow as AI spending outran the company's cash generation. MetLife's Drew Matus says investors punish both capex cuts and hikes. "I don't actually really know what people want from these people," he said. Microsoft and Alphabet report Wednesday, followed by Amazon and Intel on Thursday. The four make up about 15% of the Nasdaq 100, which has fallen roughly 7% this month. The Federal Reserve decides on rates Wednesday afternoon, hours before Microsoft and Alphabet report. Matus expects it to skip a move and revisit policy in December.

Yahoo Finance
Oct 25th, 2026
Amazon and Microsoft's $395B AI spending is already paying off through cloud growth

AI spending could pass $1.3 trillion in 2027, according to S&P Global, and investors doubt much of it will pay off. Amazon and Microsoft are already seeing returns on their cloud and AI investments. Amazon raised its capital expenditures to $220 billion this year, mostly for AI. Its cloud arm, Amazon Web Services (AWS), holds 28% of the market, per Synergy Research Group, and has an annualized revenue run rate of $169 billion. AWS posted $16.6 billion in operating income, a margin above 39%. Microsoft is spending $175 billion. Its Azure cloud service holds 21% of the market, with an annualized run rate of $100 billion, up 41% year on year. Management says demand exceeds available capacity. The author favours Microsoft, citing more than 30 million paid Copilot seats, up 50% in several months.

Yahoo Finance
Oct 23rd, 2026
Meta, Barclays, Block cut thousands of jobs as firms shift spending to AI

Companies are cutting jobs and shifting money from staff to artificial intelligence (AI) infrastructure, as the cost of meeting booming AI demand reshapes budgets. Meta will lay off about 8,000 workers, or 10% of its workforce, and leave about 6,000 jobs unfilled. It expects 2026 expenses to reach as much as $169 billion, driven by infrastructure and AI talent. Block is cutting more than 4,000 of its 10,000-plus employees; its shares are up 19% this year. Kroger will lay off 3,000 corporate staff over three years, and Barclays plans to cut 5,000 jobs, about 5% of its workforce. Snap is eliminating about 16% of staff, or 1,000 jobs. Coinbase is cutting about 14%, and Microsoft is offering buyouts to about 8,750 US employees.