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Principal Jobs

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Senior Principal Platform Lead || Internal Developer Platform
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Lead the greenfield build of IFS's Internal Developer Platform in Krakow. Hands-on Senior Principal role owning IDP vision, Backstage/Port tooling, Kubernetes, GitOps and golden paths. 8+ years required.
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Principal Product Manager - Internal Developer Platform
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Lead the creation of an internal developer platform from scratch in Warsaw. Shape build vs buy decisions, golden paths, and agentic AI governance. Coach PMs and set team standards.
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Senior Principal Platform Lead || Internal Developer Platform
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Lead the greenfield build of an Internal Developer Platform at IFS in Madrid. Hands-on Senior Principal role owning IDP vision, Backstage/Port, Kubernetes, GitOps and golden paths. 8+ years platform engineering required.
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Senior Principal Platform Lead || Internal Developer Platform
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Lead the greenfield build of an Internal Developer Platform at IFS in Paris. Hands-on Senior Principal role owning IDP vision, Backstage/Port, Kubernetes, GitOps and golden paths. 8+ years platform engineering required.
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Principal Product Manager - Internal Developer Platform
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Lead the creation of an internal developer platform from scratch in Dublin, shaping build-versus-buy decisions and golden paths with engineering. AI-first mindset and PM mentoring experience required.
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Senior Principal Platform Lead || Internal Developer Platform
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Lead the greenfield build of IFS's Internal Developer Platform in Dublin. Hands-on Senior Principal role owning IDP vision, Backstage/Port tooling, Kubernetes, GitOps and golden paths. 8+ years platform engineering required.
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Principal Product Manager - Internal Developer Platform
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Lead the creation of an internal developer platform from scratch in Madrid. Shape golden paths, tooling decisions and agentic AI governance with engineering. Coach PMs and set team standards.
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Principal – Environmental Impact Assessment (EIA) & Consents
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Lead EIA and consenting projects across T&D, energy, water and transport at Egis in Manchester. Hybrid role requiring UK planning policy knowledge and environmental consultancy experience.
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Principal Geotechnical Engineer - Tailings & Water Dams
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Egis seeks a Principal Geotechnical Engineer in Brisbane to lead tailings and water dam projects. Requires RPEQ, ANCOLD/GISTM knowledge, and strong design experience. Enjoy flexible working and competitive benefits.
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Principal – Environmental Impact Assessment (EIA) & Consents
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Egis seeks a Principal for EIA & Consents in London, Manchester or Bristol (hybrid). Lead environmental assessments across T&D, energy and transport projects. Requires EIA experience and UK planning knowledge.
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Principal Accountant
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MiniMed seeks a Principal Accountant in Israel to ensure US GAAP compliance, inventory accounting, and transfer pricing accuracy. Requires 7-10 years of experience, SAP proficiency, and fluent Hebrew and English.
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Principal, Readiness & Productivity
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Blitzy seeks a Principal of Readiness & Productivity in Cambridge, MA to own onboarding and ramp programs across presales and post-sales teams. Design AI-native enablement experiences, build certification pathways, and drive measurable performance gains.
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Principal Mechanical Engineer
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Lead mechanical architecture for autonomous directed-energy counter-drone systems in San Francisco. Requires 10+ years shipping complex hardware from prototype to production, strong CAD and FEA skills, and cross-disciplinary expertise. Salary $235K-$305K.
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Principal Product Manager, Certificate Authority
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Cloudflare seeks a Principal Product Manager to define strategy and roadmap for its new Certificate Authority business. Requires 10+ years in technical product management, PKI expertise, and strong B2B business judgment. Based in Austin or UK.
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NEO Upper - 9-12th Grade Principal
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ACCEL Schools seeks an experienced Principal for Northeast Ohio College Preparatory School in Cleveland. Lead instructional vision, coach teachers, and drive student achievement. Requires valid Principal license and urban school leadership experience.
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Principal Member Technical Staff
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Lead engineering best practices at Gracenote in Mumbai as Principal Member Technical Staff. Requires 15+ years in software engineering, Java/Scala/Python expertise, and deep knowledge of microservices and distributed data architectures.
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Principal Product Manager, AI Products
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Lead AI product strategy at Komodo Health as Principal Product Manager. Build first versions hands-on, define agent infrastructure and evals, and shape the product portfolio. 10+ years in product required. US-based.
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213000.00 - 288000.00 USD / Year
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Principal Enterprise Data Platform Architect
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Lead Avery Dennison's enterprise data platform architecture as Principal Architect. Remote role requiring 10+ years in multi-cloud data engineering, GitOps, and AI infrastructure. Competitive benefits included.
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141825.00 - 211792.00 USD / Year
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Principal Engineer - Data Engineering
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WD seeks a Principal Engineer - Data Engineering in Singapore to build ML-ready scientific data pipelines. Requires strong Python, SQL, and scalable pipeline design skills. 2-3 years of hands-on data engineering experience needed.
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Principal Product Manager, AI Strategy & Execution
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Lead AI strategy and execution for Merge's medical imaging portfolio as Principal Product Manager. Requires 8+ years in product management with hands-on AI/ML product delivery at scale. Canada-based role with full benefits.
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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.