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Principal United States Jobs (On-site work)

646 Job Offers

Principal Assessor
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Lunenburg seeks a Principal Assessor to lead property appraisal and tax assessment operations. This full-time role requires expertise in Massachusetts General Laws, CAMA systems, and modern valuation principles. Candidates need 3-5 years of assessing experience, DOR Course 101 completion, and a v...
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46.09 - 56.70 USD / Hour
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Massachusetts Municipal Association
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Principal SW Engineer – Android – Device Platform
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Principal Software Engineer – Android – Device Platform sought by Baxter’s R&D team in Milwaukee, WI. Leverage 5+ years of software engineering and deep Android expertise (Java/Kotlin, SDK, NDK) to architect robust, modular medical device software. Ideal candidates bring regulated industry experi...
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112000.00 - 154000.00 USD / Year
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Baxter
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Principal Investigator
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Arcfield’s STC seeks a Principal Investigator to lead innovative Range Safety solutions for MRTFBs in Huntsville, AL. You will drive R&D programs, manage milestones, and ensure compliance with RCC standards. Ideal candidates have a BS in Engineering, 5+ years of systems engineering experience, an...
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Arcfield
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Senior Principal Engineer (Automation)
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Senior Principal Engineer (Automation) sought for a manufacturing role in Marion, US. You will drive Industry 4.0 initiatives, optimize PLC (Allen-Bradley), HMI, robotics (Fanuc, Yaskawa), and vision systems. Requires 8+ years of experience, Lean Manufacturing knowledge, and strong troubleshootin...
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128000.00 - 176000.00 USD / Year
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Baxter
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Principal ATLO Engineer
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Lead spacecraft assembly, test, and launch operations as a Principal ATLO Engineer in El Segundo. This 50% hands-on, 50% leadership role requires 15+ years of experience with small satellites and an active TS/SCI clearance. Drive production leadership and environmental testing for critical U.S. g...
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Darwin Recruitment GmbH
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Principal Engineer, EMC
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Principal Engineer, EMC opportunity at Baxter Healthcare in Round Lake, IL. Drive groundbreaking healthcare solutions by defining EMC requirements, leading pre-compliance testing, and troubleshooting EMI/RF issues. Requires 5+ years EMC experience, Bachelor's/Master's in EE, and proficiency with ...
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112000.00 - 154000.00 USD / Year
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Baxter
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Principal Systems Engineer (ISSO)
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2HB Incorporated seeks a Principal Systems Engineer (ISSO) in Annapolis Junction, MD. You will enforce information systems security policies, maintain operational security posture, and perform vulnerability assessments. Requires a Bachelor’s degree with 20 years of systems engineering experience ...
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United States, Annapolis Junction
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Not provided
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2HB
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Principal Financial Analyst
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Join Capital One as a Principal Financial Analyst on our AI/ML Technology Finance Team. Drive strategic FP&A, manage P&L performance, and deliver executive insights in McLean or Richmond. Requires 4+ years in financial analysis and modeling, with a Bachelor’s degree. Enjoy competitive benefits, p...
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120800.00 - 137900.00 USD / Year
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Capital One
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Senior Principal Engineer (Automation)
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Senior Principal Engineer (Automation) sought in Marion, US, to drive Industry 4.0 and digital transformation at Baxter. You will optimize automated equipment, troubleshoot PLCs (Allen-Bradley), HMIs, robotics (Fanuc, Yaskawa), and vision systems. Requires 8+ years in manufacturing, Lean expertis...
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Salary
128000.00 - 176000.00 USD / Year
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Baxter
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Principal Opto-Mechanical Engineer
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Principal Opto-Mechanical Engineer sought to lead design and delivery of advanced opto-mechanical systems for next-gen e-beam technology in San Jose. Requires MSc/PhD and 10+ years in optics, lasers, or related fields. Drive multi-year technical roadmaps, own complex module development, and ensur...
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177000.00 - 265500.00 USD / Year
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ASML
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Principal Associate, Finance, Strategic Analytics
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Principal Associate, Finance role in Houston/Riverwoods driving strategic analytics for PULSE Network. Leverage 4+ years financial analysis and modeling expertise to deliver profitability analyses, DCF projections, and data-driven pricing advice. Partner with leadership to evaluate customer portf...
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Location
United States, Houston, Riverwoods
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Salary
109900.00 - 125400.00 USD / Year
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Capital One
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Principal Associate, Financial Planning & Analysis
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Principal Associate, FP&A role at Capital One in Houston, TX. Drive financial analysis, modeling, and strategic planning for the PULSE Network within the Global Payment Network Finance team. Requires a Bachelor’s degree, 4+ years in financial analysis and modeling, with MBA/CFA/CPA preferred. Enj...
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Salary
109900.00 - 125400.00 USD / Year
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Capital One
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Principal Systems Engineer
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Principal Systems Engineer sought in Round Lake, IL to lead medical device development at Baxter. Drive design inputs, digital interface requirements, and cross-functional teams. Requires BS+5 years or MS+3 years, systems engineering expertise, and problem-solving skills (DFSS/DMAIC/CAPA). Benefi...
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112000.00 - 154000.00 USD / Year
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Baxter
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Senior Principal Engineer (Automation)
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Senior Principal Engineer (Automation) sought by Baxter in Marion, US, to drive manufacturing excellence. You will lead control system improvements, troubleshoot PLCs (Allen-Bradley), robotics (Fanuc, Yaskawa), and vision systems (Cognex, Keyence) to boost throughput and reliability. Requires 8+ ...
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Salary
128000.00 - 176000.00 USD / Year
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Baxter
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Principal Engineer
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Principal Engineer role in Marion, US, driving automation and control system projects in pharmaceutical manufacturing. Lead capital initiatives up to $10M, optimize IV bag filling lines, and manage FDA-regulated changes. Requires a Bachelor's in Engineering and 5+ years of experience. Benefits in...
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143333.00 - 168000.00 USD / Year
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Baxter
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Principal Software Engineer
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Principal Software Engineer sought by Baxter in Milwaukee to architect and enhance life-saving cardiology software. Requires 5+ years in C#/C++ with .NET, relational databases, and Agile practices. Ideal candidates have medical device experience (IEC 62304). Benefits include immediate medical/den...
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120000.00 - 165000.00 USD / Year
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Baxter
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Principal Software Engineer, Web
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Join Walmart’s Emerging-Tech group as a Principal Software Engineer, Web in Bentonville, AR. Lead the creation of next-gen retail experiences using React, TypeScript, and Node.js. You will architect complex systems, mentor engineers, and drive best practices. Enjoy top benefits including 401(k) m...
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110000.00 - 220000.00 USD / Year
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Walmart
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Principal, Software Engineer
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Lead backend engineering for Walmart’s Edge Direct IoT platform, managing a fleet of in-store access points. Drive architecture decisions, migrate services to WCNP, and coordinate releases using Go, MQTT, HashiCorp Vault, and Postgres. Requires 5+ years in software engineering with production Gol...
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Location
United States, Sunnyvale, Bentonville
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Salary
143000.00 - 286000.00 USD / Year
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Walmart
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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. You will conduct hazard analyses, fault tree analysis, and FMEA, ensuring compliance with SAE/ARP 4761 and 4754A. Requires a Bachelor's in Engineering and 6+ years in comm...
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Real Time Consulting
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Principal, Software Engineer, Back End
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Walmart seeks a Principal Back End Software Engineer to lead the Emerging-Tech group in Bentonville, AR. You will architect and build next-gen retail experiences, leveraging Java, distributed systems, and containerization (Docker/K8s). This role requires 12+ years of experience, expertise in scal...
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Salary
110000.00 - 220000.00 USD / Year
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Walmart
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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.