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Principal United States Jobs (On-site work)

646 Job Offers

Principal Engineer I – Master Data Management Engineer
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Principal Engineer I – Master Data Management Engineer sought for a direct hire role in Irving, TX or Phoenix, AZ. Must have 8+ years of MDM experience with Profisee, plus C# & .NET expertise. Design cloud data solutions using Azure services and lead MDM implementations. Benefits include medical,...
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Software Resources
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Principal Quantum Integration Manager
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Lead quantum process integration at Microsoft Quantum in West Lafayette, IN. Drive end-to-end strategy for topological qubit development, overseeing materials, fabrication, and characterization. Requires a PhD in Physics/Engineering, 3+ years R&D experience, and people management skills. Join a w...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Quantum Measurement Engineer
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Join Microsoft Quantum in West Lafayette as a Principal Quantum Measurement Engineer. Lead cryogenic electrical characterization of topological qubits, developing novel measurement techniques at millikelvin temperatures. Requires a PhD in Physics/Engineering with 3+ years experience, expertise in...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Telecom Solution Architect
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Principal Telecom Solution Architect needed in Coral Gables, FL. Lead strategic design and implementation of advanced telecom and cloud infrastructure solutions. Requires a Master’s degree and 12+ years of experience with IT architecture and project management. Earn $159,575-$207,447/year with ca...
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159575.01 - 207447.51 USD / Year
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Baptist Health
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Principal Process Engineer
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Principal Process Engineer role in Round Lake, IL, driving automation, Industry 4.0, and continuous improvement in a regulated manufacturing environment. Requires 5+ years of engineering experience, expertise in motion control, VFDs, and Six Sigma, plus a Bachelor's in Engineering. Onsite positio...
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112000.00 - 154000.00 USD / Year
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Baxter
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Principal Systems Engineer
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Principal Systems Engineer sought by Baxter to lead system-level engineering and risk management for medical device sustainment and NPD in Skaneateles Falls, NY. Requires 5+ years’ experience, ISO 14971 and IEC 62304 expertise, and cross-functional leadership. Drive full product lifecycle from re...
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Location
United States, Skaneateles Falls
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Salary
112000.00 - 154000.00 USD / Year
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Baxter
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Principal DevOps Engineer (Prisma Browser Platform)
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Principal DevOps Engineer sought for Prisma Browser Platform in Santa Clara, CA. Leverage 6+ years of expertise in AWS, GCP, Terraform, ArgoCD, and Kubernetes to optimize CI/CD pipelines and cloud infrastructure. Drive scalability and reliability for high-scale SaaS applications, collaborating wi...
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147000.00 - 237500.00 USD / Year
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Palo Alto Networks
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Principal Software Engineer ( Cloud Security )
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Principal Software Engineer (Cloud Security) sought to architect next-gen cloud security solutions in Santa Clara. You will design highly scalable distributed systems using Golang, Java, or Python, leveraging Docker, Kubernetes, and IaC tools. This role offers technical leadership on multi-cloud ...
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Salary
147000.00 - 237500.00 USD / Year
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Palo Alto Networks
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Senior Principal Software Engineer ( Cloud Infrastructure and Platform Engineering )
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Lead the evolution of AI-driven developer tools as a Staff Software Engineer at Palo Alto Networks in Santa Clara. Architect cloud-native infrastructure and platform engineering solutions using Kubernetes, GCP, and CI/CD to accelerate developer velocity. Requires 9+ years of experience, cross-org...
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Palo Alto Networks
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Scientist III or Principal Scientist I - LC-MS and Analytical Support
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Seeking a Scientist III for a long-term FSP role in Rahway, NJ, specializing in LC-MS and Analytical Support. This lab-based position requires a BS/MS in Chemistry with 3-5 years of experience operating Waters, Sciex, or Agilent LC-MS systems. Key duties include maintaining open access instrument...
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Parexel
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C3BM Principal Systems Analyst
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Banner Defense seeks a C3BM Principal Systems Analyst in Huntsville, AL to lead C2BMC systems engineering and integration. You will support flight test planning, requirements analysis, and multi-national designs for the Missile Defense Agency. Requires a Master’s degree with 12+ years of experien...
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Salary
122000.00 - 128000.00 USD / Year
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Banner Defense
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Principal Engineer
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Principal Engineer sought to lead technical strategy and architecture for scalable, cloud-native solutions in Naperville, IL. Requires 7+ years of software development expertise in C#, Python, Angular, SQL, and AWS/Azure/GCP. Drive platform innovation, mentor engineers, and shape enterprise stand...
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108680.00 - 159236.00 USD / Year
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KeHE Distributors
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Principal Systems Safety Engineer
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Principal Systems Safety Engineer sought in Phoenix, AZ to lead safety strategies for advanced integrated avionics platforms. Requires a BS in Engineering, 6+ years in Commercial Avionics, and expertise in SAE/ARP 4761, ARP4754A, and FHA-FDAL-IDAL analysis. Drive hazard analyses, fault tree asses...
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Real Time Consulting
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Senior Principal Software Engineer
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Zuora seeks a Senior Principal Software Engineer in Foster City, CA to architect scalable, high-performance billing systems. You will lead design, deployment automation, and high-availability solutions for production environments. Requires 7+ years with AWS, Terraform, Java, and billing platform ...
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213512.00 - 352000.00 USD / Year
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Zuora
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Senior Principal UI/UX Designer
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Senior Principal UI/UX Designer sought to lead end-to-end design for SaaS products (Billing, Payments, Core Platform) at Zuora in Foster City, CA. Requires 5+ years of experience with Figma prototyping, design systems, user research, and enterprise software. Drive cohesive, user-centered solution...
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186763.00 - 312900.00 USD / Year
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Zuora
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Principal, Data Scientist
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Principal Data Scientist role at Walmart Global Tech in Sunnyvale, CA. Architect and deploy end-to-end ML systems for reliability engineering, leveraging Python, PyTorch, and Kubernetes. Requires 10+ years building production ML, anomaly detection, and scalable model serving. Benefits include 401...
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Salary
143000.00 - 286000.00 USD / Year
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Walmart
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Principal DeltaV PAS Software Engineer
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Seeking a Principal DeltaV PAS Software Engineer for on-site commissioning in Allakaket, US. Lead DCS testing, configuration, and loop checks independently. Requires senior-level DeltaV expertise in sequences, alarms, historian integration, and Live graphics. Enjoy a 14/14 rotation with 12-hour s...
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Location
United States, Allakaket
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Salary
100.00 USD / Hour
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Lorien
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Principal Controls Engineer
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Principal Controls Engineer sought by Baxter in Marion, US, to drive automation excellence in life-saving medical device manufacturing. Requires 7+ years experience with Allen-Bradley PLCs, Fanuc/Yaskawa robotics, and vision systems. Lead continuous improvement, validation, and CAPA projects in a...
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Salary
112000.00 - 154000.00 USD / Year
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Baxter
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Principal Systems Engineer
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Principal Systems Engineer sought for R&D at Baxter in Skaneateles Falls, NY. Lead cross-functional teams in medical device development, translating customer needs into system-level requirements. Requires 5+ years experience, expertise in ISO 14971 and IEC 62304. Benefits include immediate medica...
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Location
United States, Skaneateles Falls
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Salary
112000.00 - 154000.00 USD / Year
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Baxter
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Principal Engineer (Machine Learning)
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Seeking a Principal ML Engineer to drive AI-powered User and Entity Behavior Analytics in Santa Clara. You will architect and deploy cutting-edge ML models and pipelines using Python, TensorFlow, or PyTorch. Requires 10+ years in software development and 4+ years in backend engineering with ML ex...
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Salary
185200.00 - 299475.00 USD / Year
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Palo Alto Networks
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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.