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Principal United States Jobs (Hybrid work)

488 Job Offers

Sr. Principal Systems Engineer
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Sr. Principal Systems Engineer sought in Milwaukee to lead technical roadmaps for life-saving medical devices. Leverage 8+ years of engineering experience and expertise in ISO 14971 & IEC 60601 within an Agile SAFe framework. Drive innovation by translating market needs into system requirements, ...
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128000.00 - 176000.00 USD / Year
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Baxter
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Principal System Engineer
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Principal System Engineer role in Raleigh, NC, where your work directly impacts patient lives. Seeking 5+ years in systems engineering or requirements definition, with expertise in embedded systems, network communications, and web services. You will define product requirements, manage risk, and c...
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104000.00 - 143000.00 USD / Year
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Baxter
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Principal Business Program Manager, Tools Global Product Lead (GPL)
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Microsoft Advertising seeks a Principal Business Program Manager to lead the Tools/TrueCRM Global Product Lead function in New York. This senior individual contributor will own high-priority CRM domains, translating complex field workflows into business requirements and measurable outcomes. Ideal...
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130900.00 - 277200.00 USD / Year
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Microsoft Corporation
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Principal Datacenter Mechanical Engineer
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Join Microsoft’s CTO Office as a Principal Datacenter Mechanical Engineer in Redmond, WA. Drive innovation in data center design, focusing on thermal management, cooling, and structural systems. Requires a PhD/ME/BS in Mechanical Engineering with 3-6+ years of experience. Lead cross-functional te...
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142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Applied Scientist - CoreAI
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142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Ai Network Hw Systems Engineer
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Product Manager - CTJ - Poly
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Architect, Platform Engineering
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Principal Software Architect sought for Microsoft’s new Platform Engineering team in Redmond. Build an AI-first internal developer platform from scratch, enabling thousands of engineers to ship faster and safer. Requires 8+ years coding in C, C++, C#, Java, JavaScript, or Python, plus a Bachelor’...
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165600.00 - 296400.00 USD / Year
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Microsoft Corporation
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Principal Product Manager, Platform Engineering
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Analyst, IT QA – Fiber End-to-End Product Quality
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105000.00 - 189500.00 USD / Year
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T-Mobile
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Principal Associate, Audit Practices - Quality Assurance
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Join Capital One as a Principal Associate in Audit Practices - Quality Assurance. Leverage your 4+ years of auditing experience to execute key QA reviews, drive process improvements, and deliver impactful insights. Based in McLean, Charlotte, Richmond, Plano, or New York, this role offers perform...
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Location
United States, McLean, Charlotte, Richmond, Plano, New York
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109900.00 - 150500.00 USD / Year
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Capital One
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Principal Operations Data Analyst
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Principal Operations Data Analyst sought in Oakland, US. Drive end-to-end AI lifecycle for Source-to-Pay and Supply Chain, from ideation to scaling. Requires 8+ years experience, BA/BS in related field, and expertise in deploying agentic AI and machine learning solutions. Partner with cross-funct...
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140000.00 - 189000.00 USD / Year
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PG&E Corporation
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Principal Software Engineering Manager - Substrate Efficiency
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Lead a strategic initiative maximizing GPU throughput for Microsoft 365 Copilot’s global AI inference platform. As Principal Software Engineering Manager, you’ll drive runtime optimizations, define efficiency strategy, and partner with Azure and Research teams. Requires a Bachelor’s in CS, 6+ yea...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Group Software Engineering Manager
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Lead the strategic GPU fleet health, capacity planning, and automated model deployment for Microsoft 365 Copilot as a Principal Group Software Engineering Manager in Redmond. This high-impact role owns the core LLM API and control plane services powering Copilot experiences at massive scale. You ...
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165600.00 - 296400.00 USD / Year
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Microsoft Corporation
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Principal Program Manager, Commercial AI Programs
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Lead end-to-end delivery of T-Mobile’s commercial AI programs, driving cross-functional workstreams from pilot to revenue launch. This Principal Program Manager role requires 7-10 years of experience in B2B technology or AI/ML platforms, with expertise in stakeholder management, executive reporti...
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105400.00 - 190200.00 USD / Year
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T-Mobile
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Principal Product Manager - M365 Messaging
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Principal Product Manager for M365 Messaging in Redmond, WA. Drive the platform vision for Copilot’s conversation store, defining durable primitives like threads, tasks, and notifications. Lead convergence toward a unified schema and evolve the Copilot Notifications pipeline. Requires 8+ years in...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Lead Technical Program Manager - Windows Agentic Platform Security
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Principal Lead Technical Program Manager driving Windows agentic platform security in Redmond. Own the multi-year roadmap for AI-native OS security, including agent identity, isolation, and governance. Requires 10+ years in program management, deep Windows security expertise, and cross-org leader...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Technical Program Manager- AI Infrastructure
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Lead AI infrastructure innovation at Microsoft as a Principal Technical Program Manager in Redmond, WA. Drive end-to-end delivery of cross-stack software for frontier AI workloads, ensuring performance, scalability, and cost efficiency. Requires 8+ years in engineering or program management, cros...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Silicon Design Verification Engineer
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Principal Silicon Design Verification Engineer sought by Microsoft’s Cloud Hardware team in Santa Clara, CA. Drive functional validation of PCIe IP using UVM/C test benches and VIP. Requires expertise in protocol verification (PCIe Gen6/7) and a degree in Electrical Engineering or related field. ...
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142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Product Manager - CoreAI
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Principal Product Manager - CoreAI at Microsoft leads ISV partner onboarding and lifecycle management for Azure & Foundry Native Integrations. Drive operational excellence, executive alignment, and partner growth within the AI ecosystem. Requires 8+ years in product/program management and securit...
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142800.00 - 274800.00 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.