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Principal United States Jobs

1654 Job Offers

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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Salary
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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Location
United States, Atlanta, Overland Park, Frisco
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Salary
139700.00 - 252000.00 USD / Year
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T-Mobile
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Principal Engineer
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Principal Risk Engineer sought by Baxter in Round Lake, IL to lead risk management for life-saving infusion pump systems. This senior role requires a Bachelor's in Engineering, 5+ years in medical device risk management, and expertise in ISO 14971, FMEA, and FTA. You will drive hazard analysis an...
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Salary
112000.00 - 154000.00 USD / Year
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Baxter
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Principal Software Engineer Manager- Windows Serving & Delivery
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Lead a team of software engineers as a Principal Software Engineering Manager at Microsoft in Redmond, WA. Drive technical direction for Windows client, Windows Update, and reliability solutions, ensuring high-quality delivery for enterprise customers. Requires a Bachelor's in CS, 6+ years coding...
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142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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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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Not provided
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Comcast Advertising
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Principal Software Engineer - Red Team
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Microsoft seeks a Principal Software Engineer for its Red Team in the US. You will design AI-driven red team services and offensive security tools using C, C++, Python, and LLMs. Ideal candidates have expertise in adversarial testing, threat emulation, and cloud platforms like Azure. Join to inno...
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Location
United States, Multiple Locations
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Salary
142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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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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Salary
147000.00 - 237500.00 USD / Year
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Palo Alto Networks
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Principal Engineer- Solid Waste Engineering
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Lead complex solid waste engineering projects as a Principal Engineer in Arvada, CO. This employee-owned firm seeks 25+ years of experience in landfill design, permitting, and closure. You will mentor teams, manage budgets, and serve rural/tribal communities. Enjoy ESOP, tuition reimbursement, an...
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130000.00 - 195000.00 USD / Year
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Souder Miller & Associates
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Principal Software Engineer
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Principal Software Engineer sought to design and build carrier-grade networking solutions on a multi-tenant SaaS platform in Cupertino, CA. Requires 15+ years of backend experience with Golang, Java, or Python, plus deep expertise in networking protocols, distributed systems, and microservices (D...
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Salary
172000.00 - 349000.00 USD / Year
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Hewlett Packard Enterprise
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Principal Sw Engineer – Android – Device Platform (Mke)
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Principal Software Engineer – Android – Device Platform in Milwaukee. Join Baxter to build life-saving medical devices using Java/Kotlin and Android SDK. Leverage expertise in software architecture, TDD, and CI/CD within a regulated environment (IEC 62304). Enjoy comprehensive benefits, professio...
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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 NPD and sustainment in Skaneateles Falls, NY. Requires 5+ years experience, ISO 14971 and IEC 62304 expertise. Drive cross-functional innovation, manage full product lifecycle, and ...
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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 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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Salary
112000.00 - 154000.00 USD / Year
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Baxter
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Principal Product Manager
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Seeking a Principal Product Manager in Redmond, WA to lead data privacy and governance initiatives at Microsoft. This role requires 8+ years in product/program management, strong communication skills, and expertise in large-scale data estates. You will drive compliance roadmaps, define privacy fe...
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Salary
142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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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, CoreAI
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Principal Software Engineer, CoreAI – Redmond, WA. Lead the architecture of cloud-scale platform services and data infrastructure powering AI product experiences. Requires a Bachelor's in CS and 6+ years coding in C++, C#, Java, or Python. Drive operational excellence, mentor engineers, and solve...
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Salary
142800.00 - 304200.00 USD / Year
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Microsoft Corporation
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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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Location
United States, Massachusetts
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Salary
200000.00 - 250000.00 USD / Year
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Apollo Solutions
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Senior Principal TPM - Agentic Identity & Access
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Senior Principal TPM – Agentic Identity & Access at Atlassian in Seattle. Lead the cross-cutting program defining the golden path for AI agent authentication, authorization, and governance. Requires deep IAM expertise (OAuth, OIDC, SAML) and a proven record driving platform adoption across engine...
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The Muse
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Principal Product Manager, AI Product
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Seeking a Principal Product Manager, AI Products to lead next-gen AI-powered healthcare solutions. This role owns the lifecycle of enterprise SaaS products leveraging generative AI, LLMs, and RAG. Requires 12+ years in AI/ML product management and a track record of scaling products for enterprise...
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The Muse
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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 Software Engineer
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Principal Software Engineer role on Microsoft’s M365 Evaluation Platform Team, shaping AI feedback loops for millions of users. You’ll build scalable, agile tools for model fine-tuning, experiments, and metrics in Redmond, WA. Requires 6+ years coding in C++, C#, Python, or Java with a CS degree....
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Salary
142800.00 - 274800.00 USD / Year
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Microsoft Corporation
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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.