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Principal United States Jobs (On-site work)

646 Job Offers

Principal Data Analyst
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Principal Data Analyst role at Capital One in McLean or Richmond, VA. Leverage Python, SQL, and BI tools to drive data-driven innovation and business intelligence. Build scalable data solutions and dashboards using AWS and Agile methodologies. Join a Fortune 200 leader offering performance-based ...
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Capital One
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Principal Engineer
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Principal Engineer sought to lead enterprise RPA architecture and automation platform evolution. This senior role requires 7+ years of technical engineering experience, U.S. citizenship, and expertise in UiPath, Power Platform, or Automation Anywhere. Drive API-first modernization, define reusabl...
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United States, Frisco, Overland Park, Bellevue
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133500.00 - 240700.00 USD / Year
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T-Mobile
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Principal Quantum Advanced Characterization Engineer
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Join Microsoft Quantum as a Principal Quantum Advanced Characterization Engineer in West Lafayette, IN. Drive atomic-scale insights using STM/STS, APT, and TEM to advance topological qubit development. Requires a PhD in Physics or Engineering with 3+ years of R&D experience. Leverage AI tools in ...
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142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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Principal Piping Engineer
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Airswift seeks a Principal Piping Engineer for a 12-month assignment in Houston, TX. This role requires 10+ years of experience and a relevant degree, leading piping engineering for LNG and energy projects. Key skills include ASME B31.3, Caesar II, and Navisworks, with responsibilities for techni...
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Airswift Sweden
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Principal Quantum Engineer
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Join Microsoft Quantum as a Principal Quantum Engineer in West Lafayette, IN. Drive the simulation roadmap for topological qubits, building DFT/MD models for crystalline and amorphous materials. Architect scalable HPC workflows and partner with cross-functional teams to bridge theory and data. Id...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Market Development
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Lead on-device monetization and strategic partner initiatives across the Android ecosystem as a Principal Market Development professional in Atlanta. This senior individual contributor role requires 7+ years in partner development, OEM dynamics, and revenue-share negotiation. Drive AI-driven dist...
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141300.00 - 211900.00 USD / Year
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Cricket Wireless Authorized Retailer
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Principal Software Engineer Manager
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Lead a high-impact engineering team at Microsoft IC3, building and operating critical cloud services for Microsoft Teams. This Principal Software Engineering Manager role requires a Top Secret/SCI clearance with polygraph, deep technical expertise in C#, Java, or Python, and a proven ability to d...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Developer, Hypervelocity/C++
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Principal Software Developer sought for on-site role in Dahlgren, VA, supporting Naval projects with C++, Python, and Java expertise. Requires 10+ years experience, a BS in CS, Math, Physics, or Aerospace Engineering, and an active SECRET clearance. Join Amentum’s Software Center of Excellence to...
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120000.00 - 150000.00 USD / Year
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Amentum
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Principal Technical Product Manager, Billing
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Lead complex technical product strategy as a Principal Technical Product Manager in Atlanta, Overland Park, or Frisco. Drive billing solutions with 10+ years of PM experience and hands-on technical expertise in agile environments. Leverage market analysis and cross-functional leadership to delive...
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United States, Atlanta, Overland Park, Frisco
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139700.00 - 252000.00 USD / Year
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T-Mobile
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Principal FinOps Analyst
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Lead strategic cloud cost governance as a Principal FinOps Analyst in Philadelphia. Drive financial accountability and optimization across AWS, Azure, and GCP with 5+ years of FinOps expertise. Collaborate with engineering and finance teams to forecast spend, identify savings, and implement best ...
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Comcast Advertising
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Principal Software Engineer
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Principal Software Engineer sought for a Santa Clara-based role to architect scalable, secure backend services and cloud-native systems on GCP. Requires 6+ years in security software engineering, expert-level Golang/C++/Python, and deep OS/network security knowledge. Leverage Docker, Kubernetes, ...
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147000.00 - 237500.00 USD / Year
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Palo Alto Networks
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Principal Risk Engineer
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Principal Risk Engineer sought to lead risk management for infusion pump systems in Round Lake, US. This senior role requires 5+ years of medical device experience and deep knowledge of ISO 14971. You will drive hazard analysis, FMEA, and cross-functional collaboration to ensure patient safety. B...
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112000.00 - 154000.00 USD / Year
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Baxter
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Principal Systems Safety Engineer
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Principal Systems Safety Engineer sought in Phoenix, AZ to lead avionics safety strategies for Part 23/25 aircraft. Drive hazard analyses, fault tree analysis, and FMEA using SAE/ARP 4761 & 4754A. Requires 6+ years in commercial avionics and a Bachelor's in Engineering. Join a team ensuring top-t...
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Real Time Consulting
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Principal Software Engineer
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Principal Software Engineer sought to lead architecture and development of scalable compute platforms, workflow, and observability systems for a systematic asset manager. Requires 8+ years in Python, 4+ years leading large-scale system design, and 3+ years in distributed systems and AWS cloud-nat...
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United States, Massachusetts
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200000.00 - 250000.00 USD / Year
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Apollo Solutions
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Program Manager, Principal
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DCS seeks a Principal Program Manager to join the AFLCMC/C3I group in Bedford, MA. You will provide acquisition program management support for critical C2ISR programs, including U-2 and JSTARS aircraft. This role requires a Top-Secret clearance, a Bachelor’s degree, and 15+ years of DoD experienc...
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123639.00 - 200000.00 USD / Year
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DCS Corporation
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Principal Technical Product Manager
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Principal Technical Product Manager sought to define product strategy and technical direction for spacecraft subsystems (ADCS, star trackers, power) at BCT in Boulder, CO. Requires 13+ years engineering experience and deep spacecraft lifecycle knowledge. Lead customer engagements, shape multi-yea...
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170000.00 - 260000.00 USD / Year
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Blue Canyon Technologies
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Principal Associate, Supplier Management
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Principal Associate, Supplier Management role at Capital One in McLean, Chicago, Richmond, or Riverwoods. Drive strategic sourcing, negotiate contracts, and manage third-party governance. Requires 3+ years in procurement or relationship management; Bachelor’s or military experience preferred. Unl...
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Location
United States, McLean, Chicago, Richmond, Riverwoods
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Salary
109900.00 - 137900.00 USD / Year
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Capital One
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Principal Mechanical Design Engineer, Industrial Enclosures
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Enphase Energy seeks a Principal Mechanical Design Engineer to architect enclosure systems for a Solid State Transformer in Austin, TX. You will lead structural FEA, ingress protection, and corrosion strategies for large-scale electrical equipment. Requires 15+ years of experience, deep enclosure...
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150000.00 - 210000.00 USD / Year
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Enphase Energy
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Sr Principal Electrical Engineer
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Senior Principal Electrical Engineer sought to lead innovative electrical design for medication delivery monitoring and sensing products in Round Lake, US. Requires a Bachelor’s in Electrical Engineering and 10+ years of experience in electromechanical hardware development, ideally in medical dev...
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128000.00 - 176000.00 USD / Year
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Baxter
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Principal Technical Project Manager
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Lead complex digital transformation and healthcare technology projects as a Principal Technical Project Manager at BHSF in Coral Gables, FL. This role requires a PMP certification, 15+ years of experience, and expertise in managing large, multi-year enterprise programs. Drive strategic initiative...
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122475.25 - 159217.83 USD / Year
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Baptist Health
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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.