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Principal United States Jobs (Hybrid work)

487 Job Offers

Principal Software Engineer
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Microsoft Security seeks a Principal Software Engineer in Redmond, WA to lead AI-first, high-scale service architecture. You will drive infrastructure security, mentor teams, and innovate on cloud solutions using C#, Python, or Java. Requires 6+ years experience, a CS degree, and expertise in LLM...
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Salary
139900.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Principal Software Engineer role at Walmart Global Tech, shaping systems for 240M+ customers. Lead design and launch of high-impact distributed systems using React, Node.js, Java, and cloud services. Requires 10+ years experience in service-oriented architecture and end-to-end ownership. Based in...
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United States, Sunnyvale, CA, Bentonville, AR
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143000.00 - 286000.00 USD / Year
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Walmart
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Principal Research Manager
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Principal Research Manager role in Redmond, WA, driving AI-powered research strategy at Microsoft. Lead user experience research, shape product direction, and manage top talent. Requires a PhD or Master’s in HCI, UX, or related field with 3+ years of research experience. Join CEAI to reimagine co...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Product Manager
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Principal Product Manager role in Mountain View, CA, driving AI-powered Smart Bidding for Microsoft Advertising. You will own the product vision, strategy, and roadmap, partnering with Data Science and Engineering to maximize advertiser ROI. Requires 8+ years in product management with deep AI/ML...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Principal Software Engineer role on Microsoft’s Copilot Studio Knowledge team in Redmond, WA. You’ll build cutting-edge Generative AI features, improve service scalability, and define architecture using C#, Python, or Java. Requires 6+ years of engineering experience, AI tool proficiency, and ent...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Product Manager, Foundational AI Research
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Join Microsoft AI in Mountain View as a Principal Product Manager for Foundational AI Research. Drive next-gen LLM development, collaborating with top researchers on pre-training, data pipelines, and model evaluation. Requires 8+ years in product management and hands-on ML experience. Shape the f...
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139900.00 - 331200.00 USD / Year
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Microsoft Corporation
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Principal Strategy and Planning Leader
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Microsoft Security seeks a Principal Strategy and Planning Leader in Redmond, WA to drive cross-portfolio initiatives redefining enterprise security for the AI age. You will translate strategy into engineering priorities, lead multi-year planning, and influence senior leadership. Ideal candidates...
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130900.00 - 277200.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Principal Software Engineer sought to define the long-term technical vision for Microsoft’s geospatial and location services platform. You will lead architectural decisions, drive cross-team alignment, and ensure mission-critical reliability at the intersection of AI, Search, and Geospatial Intel...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Quantum Applications Architect
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Join Microsoft Quantum in Redmond as a Principal Quantum Applications Architect to redefine computing. You will develop quantum algorithms for cryptanalysis and simulation, design novel cryptographic schemes, and optimize architectures for scaled quantum computers. Requires a PhD in Physics or En...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Principal Software Engineer role at ASML Brion in San Jose, US. Drive computational lithography innovation for advanced microchip manufacturing. Requires 15+ years in semiconductor lithography, OPC, ILT, and optical physics expertise. Lead product lifecycle from design to customer deployment. Ben...
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Salary
223125.00 - 334688.00 USD / Year
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ASML
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Principal Consultant - Transportation
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Principal Consultant – Transportation role in Boston for a strategic leader with 10+ years in management consulting or public sector advisory. Drive complex engagements, business development, and client relationships with transit authorities and DOTs. Expertise in financial acumen, operating mode...
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159200.00 - 212300.00 USD / Year
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PA Consulting
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Principal Systems Engineer
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Principal Systems Engineer opportunity in Round Lake, US, where your work directly improves patient outcomes. Lead cross-functional teams to develop design inputs and system requirements for complex medical devices. Requires a Bachelor’s degree with 5+ years of experience, expertise in systems en...
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112000.00 - 154000.00 USD / Year
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Baxter
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Principal Product Designer
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Principal Product Designer role at Microsoft AI, Redmond, shaping next-gen generative AI media experiences for over a billion users. Drive product strategy, visual design, and storytelling for Windows, Edge, and Copilot. Requires 6+ years in product design with expertise in interaction design and...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Researcher - Agentic AI
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Join the AI Frontiers lab as a Principal Researcher in Agentic AI, driving breakthroughs in foundation models and self-improving agent systems. Based in Redmond, you will advance ML, HCI, and reinforcement learning to build an end-to-end agentic stack. Requires a PhD/equiv with 3+ years research ...
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139900.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Packaging Engineer
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Join Microsoft Quantum in Redmond as a Principal Packaging Engineer to drive hands-on process and materials development for next-gen quantum devices. You will develop robust assembly processes, manage external vendors, and advance cryogenic and microwave packaging technologies. Requires a Master’...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Data Scientist & Analytics
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Join Microsoft’s Monetization Marketplace Team as a Principal Data Scientist & Analytics leader in Redmond, WA. Drive data-driven decisions by defining metrics, designing experiments, and delivering actionable insights across engineering and product teams. Requires a PhD/Master’s in Data Science,...
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Security Researcher
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Join Microsoft’s elite Purple Team as a Principal Security Researcher in Redmond, WA. You will design and execute advanced adversary simulations across endpoint, identity, and cloud surfaces to enhance detection coverage. Leverage deep expertise in cybersecurity, threat analysis, and frameworks l...
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Salary
142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Principal Software Engineer role in Redmond, WA, driving technical direction for Microsoft’s real-time advertising mediation platform (MMS) built on Go and Prebid Server. You will own architecture decisions for global-scale OpenRTB auctions, header-bidding, and experimentation across Outlook, MSN...
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Salary
139900.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Security Researcher
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Join Microsoft’s MTP-R Purple Team as a Principal Security Researcher in Redmond, WA. Lead AI-driven adversary simulations, develop advanced offensive tooling (C2, implants), and research evasion tactics across endpoint, cloud, and identity. Requires a PhD/ Master’s in CS or Security with deep re...
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Salary
142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Content Designer
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Microsoft seeks a Principal Content Designer in Mountain View, CA to lead content strategy for AI-powered skilling products. You will craft inclusive, compelling content experiences, partnering with design and engineering teams. Requires a Master’s degree and 6+ years in product design, or equiva...
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Salary
139900.00 - 304200.00 USD / Year
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Microsoft Corporation
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About the Principal role

A Principal role represents a senior leadership position found across various industries, from construction and engineering to technology and product management. Individuals in these jobs are trusted with high-level strategic oversight, complex problem-solving, and driving significant organizational impact. Unlike entry-level or mid-career positions, Principal jobs typically require a deep well of specialized expertise, a proven track record of leadership, and the ability to influence direction without direct managerial authority over every team member.

In a professional context, a Principal is often the highest individual contributor or a senior team lead responsible for shaping the vision and execution of critical initiatives. For example, in design and construction sectors, a Principal Designer focuses on risk management from the earliest stages of a project. They ensure that health and safety regulations, such as the CDM Regulations 2015, are integrated into the design process, mitigating hazards before construction begins. This involves leading cross-functional coordination, conducting design reviews, and ensuring a seamless handover to contractors.

In technology and business strategy, Principal Product Managers own the end-to-end lifecycle of complex service portfolios or product lines. They are responsible for defining strategy, developing business cases, and launching innovative offerings that drive customer adoption and revenue growth. These roles demand a data-driven approach to decision-making, strong cross-functional leadership, and the ability to influence executives and stakeholders across engineering, sales, marketing, and customer success teams. Common responsibilities include market analysis, competitive benchmarking, pricing strategy, and building go-to-market plans.

Typical skills required for Principal jobs include exceptional communication and presentation abilities, strategic thinking, and a high degree of autonomy. Candidates usually possess a bachelor’s or master’s degree in a relevant field, combined with significant experience—often eight or more years in a related domain. Technical proficiency is critical, whether in understanding network security, cloud infrastructure, or construction regulations. Soft skills such as negotiation, mentorship, and the ability to drive alignment in matrixed organizations are equally important.

Ultimately, Principal jobs are about leading from the front, solving the most challenging problems, and setting the standard for excellence within an organization. Whether mitigating risk on a construction site or defining the future of a software platform, these professionals are integral to driving meaningful, lasting results.