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Principal United States Jobs

1648 Job Offers

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Principal Engineer, Electrical (R5909)
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Shield AI seeks a Principal Electrical Engineer in San Diego to own flight-critical avionics and circuit design for V-BAT aircraft. Requires 10+ years of EE experience, full-cycle hardware development, and strong mentorship skills.
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210000.00 - 310000.00 USD / Year
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Shield AI
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Principal Software Engineer
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Lead agentic AI development from concept to launch as Principal Software Engineer at Wizards of the Coast in Renton. Requires 10+ years full-stack experience, 3+ years technical leadership, and hands-on production AI systems expertise.
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Hasbro
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Principal Ecosystem Partner Manager
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Lead strategic partnerships with CPU, ODM and OEM ecosystems as Principal Ecosystem Partner Manager at Astera Labs in San Jose. Requires 7+ years in semiconductor or data center infrastructure, PCIe/CXL knowledge, and strong partner program experience.
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Astera Labs
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Principal Mission Systems Engineer, IPT Lead
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Lead mission systems architecture for an innovative defense platform in El Segundo. Requires 15+ years of mission systems engineering and hands-on USAF operational experience. Shape CONOPS-driven requirements and C2 integration.
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CHAOS Industries
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Principal Avionics Systems Engineer, IPT Lead
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Lead avionics architecture for UAS programs at CHAOS Industries in El Segundo. Requires 15+ years of avionics design experience, air-ground interface ownership, and HWIL testing expertise. Shape next-gen defense systems.
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CHAOS Industries
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Principal Business Analyst, Source to Pay
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Lead Source to Pay transformation at Workday as Principal Business Analyst in Pleasanton. Requires 8+ years in S2P or finance transformation, deep procurement and ERP expertise, and strong process design skills. Enjoy bonus plan, stock grants, and flex work.
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163400.00 - 245000.00 USD / Year
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Workday
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Principal Product Manager - Evisort AI
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Lead AI product strategy at Workday's Evisort team in San Francisco, driving Contract Intelligence and generative AI solutions. Requires 12+ years in product management and deep generative AI expertise.
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196000.00 - 294000.00 USD / Year
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Workday
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Principal Network Architect
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Lead global network transformation as Principal Network Architect at Workday in Pleasanton. Drive ZTNA, SASE, SD-WAN and AWS cloud networking strategy with 12+ years of expertise. Competitive bonus and stock grants.
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187000.00 - 280600.00 USD / Year
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Workday
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Principal Engagement Manager
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Lead professional services engagements for Blitzy's AI-native platform in Cambridge, US. Drive customer success, manage large-scale projects, and collaborate cross-functionally. Bonus and equity offered.
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Blitzy
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Senior / Principal Data Infrastructure Engineer
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Senior/Principal Data Infrastructure Engineer to build and scale terabyte-scale proteomics data platforms in Cambridge. Requires 8+ years in data engineering, cloud (AWS/Azure), Kubernetes, and IaC. ML/LLM tooling a plus.
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Flagship Pioneering, Inc.
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Principal Tester/Automation - Specialty
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Lead GEICO's Specialty testing transformation as Principal Tester in Bethesda. Drive automation-first strategy for claims platforms, mentor testers, and own quality outcomes. Hybrid role with competitive pay and growth benefits.
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100450.00 - 157850.00 USD / Year
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Geico
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Principal Software Engineer - Agentic SOC
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Lead the architecture of agentic AI investigations at Huntress as Principal Software Engineer - Agentic SOC. Requires 15+ years in software engineering and hands-on LLM agent experience. Fully remote with stock options and top benefits.
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Huntress
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Principal Technologist - Resiliency & Availability
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Lead infrastructure resiliency and availability strategy as Principal Technologist in Minneapolis. Requires 15+ years in infrastructure technology, disaster recovery, and data protection. Competitive benefits included.
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U.S. Bank National Association
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Principal / AD / Director, Agentic AI
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Lead agentic AI workflows for small-molecule drug discovery at Iambic Therapeutics in San Diego. PhD with 8+ years in ML and drug discovery required. Hybrid role with competitive pay and strong benefits.
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Iambic Therapeutics, Inc
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Transmission Line Engineer (Senior or Principal)
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Join Xcel Energy as a Senior or Principal Transmission Line Engineer in the US. Requires 5+ years engineering experience, EIT/FE or PE preferred, and PLS-CADD skills. Lead clean energy projects.
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Xcelenergy
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Sr. Principal Scientist - QA
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Lead QA oversight for radioligand drug product manufacturing in Indianapolis. Requires 5+ years of pharma QA/QC experience and a science-related degree. On-site role ensuring GMP compliance and batch disposition.
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Lilly
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Audit Principal
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Lead audit engagements and technical reviews as Audit Principal in Boston. Requires CPA, 15+ years public accounting audit experience, and expertise in complex fund-level audits. Hybrid/remote options.
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Novoco
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Associate Principal, Business Development - Enterprise Technology
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Lead enterprise technology business development at TELUS Digital, driving modernization engagements for F-500 clients. Leverage your IT services and consulting expertise to build C-level relationships and craft executive proposals. Remote, US-based.
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TELUS Digital
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Principal PCIe Application Engineer
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Lead PCIe ASIC validation for next-gen SSD controllers at Micron in San Jose. Requires 10+ years in ASIC/SoC validation, PCIe/NVMe expertise, and strong Python scripting skills.
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Micron
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Principal Technical Program Manager, Test Equipment
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Echodyne seeks a Principal Technical Program Manager in Kirkland to lead test equipment hardware and software development for commercial radar. Requires 8+ years in technical program management and strong cross-functional leadership.
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149659.00 - 224437.00 USD / Year
Echodynecorp
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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.