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Principal United States Jobs

1648 Job Offers

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Senior Principal Robotics Hardware Architect
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Senior Principal Robotics Hardware Architect role at Analog Devices in Wilmington, MA. Lead enabling technology for humanoid, mobile and collaborative robots, from architecture to working hardware. Requires 10+ years in robotics and deep semiconductor system design expertise.
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Analogdevices
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Senior Principal Engineer, Late Stage LNP Process Development
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Lead late-stage LNP process development at Lilly, driving DoE studies, scale-up, and tech transfers. Requires 6+ years in biotech/pharma, hands-on TFF and mixing expertise, and strong JMP data skills.
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Lilly
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Principal Staff Data Center Network Engineer
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Design and operate large-scale data center networks powering advanced AI infrastructure in Bellevue, WA (hybrid). Requires deep expertise in Arista, Juniper, HPE or Cisco, multi-tenant networking, and automation.
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Designworks Talent
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Principal Hardware Design Engineer
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Lead GPU server and rack-scale infrastructure design for a fast-growing AI cloud platform in Bellevue, WA. Hybrid Principal role driving NVIDIA/AMD architecture, ODM partnerships, and next-gen AI compute at production scale.
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Designworks Talent
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Principal Geologist
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Endurance seeks a Principal Geologist in Seattle to lead subsea geothermal drilling and site characterization. Requires 4+ years in subsurface fluids, drilling ops experience, and $10M+ budget management.
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Endurance Energy
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Principal HR Business Partner
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Lead strategic HR partnership as Principal HR Business Partner in Seattle. Requires 6+ years HRBP experience in high-growth tech, strong coaching skills, and talent planning expertise. Competitive benefits and annual bonus offered.
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Coupang Internal
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Principal Product Manager, Security
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1Password seeks a Principal Product Manager, Security to shape security strategy across product teams. Requires 10+ years in product management with deep security expertise. Remote in US/Canada, salary up to $357K plus bonus and equity.
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238000.00 - 357000.00 USD / Year
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1Password
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Principal MEP and Facilities Engineer
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Lead MEP and Facilities Engineer to drive design, construction, and commissioning across cultivation and manufacturing sites. Requires 10+ years in regulated facilities, HVAC/MEP expertise, and BAS knowledge. Based in Atlanta.
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Curaleaf
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Principal Technical Program Manager
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Moderna seeks a Principal Technical Program Manager in Seattle to lead digital commercial initiatives across global markets. Requires 10+ years experience, including 6+ years in technical program management. Competitive benefits included.
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Moderna
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Principal Mixed Analog Design Engineer
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Lead analog and mixed-signal IC design at Astera Labs in Irvine. Requires MS/PhD, 8+ years high-speed CMOS/FinFET experience with PLLs, SerDes, and data converters. Shape next-gen AI connectivity.
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Astera Labs
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Principal Radar Systems Development Engineer
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Lead radar systems engineering at CHAOS Industries in El Segundo. Design advanced signal processing algorithms, radar modes, and real-time implementations in Python, MATLAB, or C++. Requires deep radar expertise and a STEM degree.
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CHAOS Industries
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Principal Software Engineer 2 - OLTP
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Snowflake seeks a Principal Software Engineer 2 in Menlo Park to architect next-gen OLTP systems across Postgres and Unistore. Requires 15+ years in databases, distributed systems, and cloud infrastructure. Shape transactional architecture for AI-native workloads.
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Snowflake
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Senior Principal Engineer, Silicon Device & Key Product Enablement
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Lead silicon device innovation at Analog Devices as Senior Principal Engineer. Requires 15+ years in semiconductor device physics and MS/PhD. Drive product enablement and fab transfers in the US.
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Analogdevices
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Principal Full Stack Engineer
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Join Fidelity as a Principal Full Stack Engineer in Durham, building scalable APIs and microservices for customer-facing platforms. Requires 8+ years Java/Spring experience and strong leadership in agile environments.
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Fidelity Investments
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Principal Data Engineer
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Lead cloud-native authorization transformation at Fidelity as Principal Data Engineer in Westlake. Requires 10+ years full-stack experience, 7+ years complex architecture, and expertise in RBAC, OAuth 2.0, and distributed databases.
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Fidelity Investments
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Principal Software Engineer/Developer
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Lead enterprise Java/J2EE software solutions in Durham with Fidelity. Requires expertise in Spring, OAuth, REST APIs, Oracle, and TDD. No immigration sponsorship available.
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Fidelity Investments
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Principal Quant Developer
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Lead quantitative development role in the US, partnering with investment teams on portfolio construction, risk management and alpha research. Requires 8+ years in complex software development, Python, Java, SQL and Linux.
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Fidelity Investments
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Principal QA Engineer
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Lead QA automation for distributed microservices at Fidelity in Westlake, TX. Build CI/CD pipelines and scalable Selenium, Cucumber, Java, and Jenkins frameworks. Drive enterprise test strategy. No immigration sponsorship.
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Fidelity Investments
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Principal Technical Manufacturing Architect
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Lead smart factory architecture with INFICON FPS Digital Twin in semiconductor manufacturing. Requires 15+ years experience, PROMIS MES and ETL expertise. Remote role with full benefits and profit-sharing.
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United States, USA - Remote -
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155900.00 - 204645.00 USD / Year
Formfactor
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Principal Consultant - Financial Services Cloud Architect
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Lead Salesforce Financial Services Cloud transformations as a Principal Consultant. Define scalable architectures, advise executives, and drive delivery for banking, insurance, and wealth clients. 7+ years Salesforce, 3+ years architect.
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TELUS Digital
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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.