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Principal Jobs

3390 Job Offers

Principal Software Engineer - Fintech Platform (m/f/n)
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Lead the architecture of InPost's new fintech platform as Principal Software Engineer in Warsaw or Cracow. Requires 10+ years in engineering, distributed payments expertise, and hands-on agentic AI experience.
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Poland, Warsaw/Cracow
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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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Principal Mechanical Engineer
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Lead mechanical design on major UK water and wastewater projects with Egis in London, Bristol or Manchester. Hybrid working, rapid progression and a high-growth environment await experienced chartered engineers.
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Principal Flood Risk Consulant
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Lead flood risk projects across the UK with Egis as a Principal Flood Risk Consultant in Bristol. Requires 7+ years' experience, chartered status, and expertise in FRAs, hydraulic modelling, and SuDS.
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Principal Flood Risk Consulant
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Lead flood risk projects across the UK with Egis as a Principal Flood Risk Consultant. Requires 7+ years' experience, chartered status, and expertise in FRAs, hydraulic modelling, and SuDS. London-based growth role.
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Principal Wastewater Modeller
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Lead Infoworks ICM wastewater modelling at Egis UK in Bristol. Hybrid role driving SuDS, CSO performance and sustainable infrastructure. Requires 8+ years' experience, scripting skills and mentoring ability.
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Principal Wastewater Modeller
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Lead wastewater modelling projects at Egis UK as Principal Wastewater Modeller in Manchester. Requires 8+ years Infoworks ICM experience, hydraulic modelling expertise, and mentoring skills. Hybrid role with fast career progression.
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Principal Network Modeller
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Lead Infoworks ICM wastewater modelling at Egis UK in London, Bristol or Manchester (hybrid). Mentor colleagues, champion SuDS and sustainable drainage, and deliver innovative hydraulic modelling projects UK-wide.
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Principal Wastewater Modeller
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Lead Infoworks ICM wastewater modelling at Egis UK in London, Bristol or Manchester (hybrid). Shape sustainable drainage and CSO performance with a global leader offering fast progression and top-tier benefits.
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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 Technical Recruiter
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Lead full-cycle technical recruiting for mid to senior roles across Product, IT and Strategy at WD in San Jose. Requires 8+ years of technical recruiting experience, data-driven sourcing skills and strong stakeholder partnership.
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Principal Electrical Engineer
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Lead electrical/EICA design on UK water and wastewater projects at Egis in London, Bristol or Manchester. Requires chartered status, 7-10+ years' experience and multidisciplinary technical leadership. Hybrid working with fast progression.
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Principal Mechanical Engineer
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Lead mechanical design on major UK water and wastewater projects with Egis in Manchester. Requires Chartered status, 7-10+ years' design experience and proven technical leadership. Hybrid working with fast progression.
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Principal Electrical Engineer
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Lead electrical/EICA design on UK water and wastewater projects with Egis in Manchester. Requires chartered status, 7-10+ years' experience and strong UK water standards knowledge. Hybrid working with fast progression.
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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.