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Principal Jobs (On-site work)

1189 Job Offers

Principal Research Scientist I, Process Chemistry (Biocatalysis)
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Lead biocatalysis innovation at AbbVie in North Chicago. Seeking a Principal Research Scientist with expertise in enzyme engineering, HTE, and AI/ML to drive API process development. PhD with 6+ years or BS/MS with 12-14+ years.
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Principal Engineer, Construction Safety
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Lead construction safety engineering for NYC's most complex high-risk projects. Requires PE license and 4+ years civil engineering experience. Review drawings, conduct field audits, and enforce Building Code compliance across all five boroughs.
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Principal Communications System Test Engineer - Verification and Validation
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Lead communications system test engineering at CesiumAstro in Austin. Requires 11+ years in space communications, RF expertise, and hands-on verification and validation of phased-array payloads and end-to-end links. U.S. citizenship required.
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Principal Verification Engineer
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Lead ASIC verification for cutting-edge micro/mm-Wave communications at Jariet Technologies in Aliso Viejo. Requires 10+ years experience, SystemVerilog UVM expertise, and strong coverage-driven verification skills.
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165000.00 - 199000.00 USD / Year
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Principal ERP Program Manager
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Lead Cloud ERP programs end-to-end at Brooks in the US. Seeking 10+ years in multi-region enterprise tech, 3+ full Cloud ERP lifecycles (Infor, SAP S/4HANA), and strong governance and stakeholder skills.
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Principal AI Forward Deployed Engineer
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Lead agentic AI solution delivery for ServiceNow's CRM business in Santa Clara. Architect production-grade autonomous agent systems, translate customer needs into scoped use cases, and drive forward-deployed AI adoption.
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[SY 27-28] Principal-In-Residence
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Lead school-wide vision and coach teachers as Principal-In-Residence at KIPP Chicago. Requires 2+ years as assistant principal, 5 years teaching experience, and a commitment to educational equity.
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Senior Principal Engineer, Silicon Photonics Architect
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Renesas seeks a Senior Principal Engineer, Silicon Photonics Architect in Hyderabad. Requires 15+ years in silicon photonics, PIC/EIC architecture, and optical transceiver programs. Lead cutting-edge integrated photonics innovation.
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Principal Engineer , DFT
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Lead SoC DFT architecture and test strategy at Renesas in Hyderabad. Requires 15+ years of hands-on DFT experience with Scan, ATPG, MBIST, and JTAG across multiple SoC tape-outs.
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Sr Principal / Technical Director SoC Validation
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Lead SoC validation strategy for automotive and HPC chips at Renesas in Hyderabad. Requires 18+ years in semiconductor validation, 3+ years in senior technical leadership, and expertise in post-silicon debug and automation-first frameworks.
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Principal Product Manager Digital Multiphase Products
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Lead product strategy for digital multiphase voltage regulators in AI and data center markets at a top semiconductor firm in Austin. Requires 10+ years in power semiconductor product management and a proven record of driving revenue growth.
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Principal Executive Compensation Analyst
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Senior-level role in Austin for a Principal Executive Compensation Analyst to design and govern executive pay, LTI and equity programs. Requires 10+ years in compensation, 5+ years supporting executives, Board materials expertise and advanced analytics skills.
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Principal Test & Characterization Engineer — Advanced Photonic and Semiconductor Systems
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Lead advanced photonic and semiconductor characterization at WD in Ulm. Build automated optical and electro-optical test platforms using Python, apply AI/ML to experimental data, and shape the future of data infrastructure.
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Principal Process Engineer — Advanced Semiconductor Device Development
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Lead semiconductor process development in Ulm, driving wafer fabrication and integration across lithography, etch, deposition and metallization. Requires 5+ years cleanroom experience and a BS/MS/PhD in a related field.
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Principal ELV Engineer
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Egis seeks a Principal ELV Engineer in Bengaluru to lead complex building automation, fire alarm, security and telecom systems. Requires 10+ years' ELV experience, PE license preferred, and strong BIM and team leadership skills.
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Principal Opto-Mechanical Engineer
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Lead opto-mechanical design for quantum computing systems in Boulder. Requires 10+ years opto-mechanical experience, SolidWorks mastery, FEA expertise, and proven leadership in complex system development.
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170000.00 - 200000.00 USD / Year
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416 - Principal Software Engineer
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ARSIEM seeks a Principal Full-Stack Developer in Ft. Meade to drive Tradecraft Evolution. Requires Python, Java, R, AWS, and MLOps expertise with SIGINT and NiFi knowledge preferred.
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United States, Ft. Meade
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216000.00 - 241000.00 USD / Year
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414 - Principal Signals Analytic Technique Developer
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ARSIEM seeks a Principal Signals Analytic Technique Developer in Ft. Meade, MD to lead mission-critical AI and analytics solutions. Requires DSP, FISINT/ELINT, PROFORMA expertise and C, C++, Python skills.
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United States, Ft. Meade
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Exempt to Permanent – Principal Human Resources Analyst (1246) - Citywide (168472)
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Senior HR leadership role in San Francisco for current City exempt employees in class 1246. Requires a bachelor's degree, five years of professional HR experience, and supervisory skills. Exempt to permanent opportunity.
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Principal Technical Lead, External Manufacturing - Drug Substance
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Lead technical oversight for external drug substance manufacturing partners at AbbVie in North Chicago. Requires 14+ years experience, GMP expertise, CMO/CDMO management, and strong stakeholder influence skills.
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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.