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Principal Engineer - AI/ML United States Jobs (Hybrid work)

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Principal Engineer
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Lead the strategy and architecture for scalable AI/ML operations in Pleasanton, CA. Define enterprise standards for MLOps/AIOps, ensuring reliable deployment and governance of models and agents. Requires 10+ years in ML infrastructure and expertise in cloud platforms, ML frameworks, and CI/CD pip...
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United States , Pleasanton, California
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251000.00 - 314500.00 USD / Year
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BlackLine
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Principal Solutions Engineer
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Join Intercom in San Francisco as a Principal Solutions Engineer. Leverage your 10+ years of technical pre-sales expertise to be a trusted advisor, designing tailored solutions and leading impactful Proof of Concepts. You will translate complex business challenges into value, driving customer suc...
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United States , San Francisco
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258306.00 - 300194.00 USD / Year
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Intercom
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Principal Engineer- WiFi
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Join our industry-leading WiFi team in Sunnyvale as a Principal Engineer. You will architect and develop cutting-edge, carrier-grade wireless access points using C/C++ and Python. This role requires deep expertise in WiFi standards (802.11ax/be), embedded systems, and SDK integration. Drive innov...
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United States , Sunnyvale
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118200.00 - 153700.00 USD / Year
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CommScope
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Principal Engineer I – Senior Customer Identity Access Management Developer
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Lead the technical implementation of our Strivacity CIAM platform in Westerville/Columbus, OH. This senior role requires 8+ years of CIAM experience, expertise in OAuth2/OIDC/SAML, and a background in regulated industries. You will enhance customer trust, ensure compliance, and mentor junior engi...
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United States , Westerville/Columbus, OH
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Not provided
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Software Resources
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Principal Engineer I – Senior Customer Identity Access Management Developer
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Lead the technical implementation of our Strivacity CIAM platform in Phoenix. This senior developer role requires 8+ years of experience with CIAM standards like OAuth2, OIDC, and SAML. You will enhance customer trust, streamline digital onboarding, and ensure compliance. We offer competitive ben...
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United States , Phoenix
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Software Resources
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Principal Engineer I – Full Stack Developer
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Lead the technical evolution of our Digital Account Onboarding platform as a Principal Full Stack Engineer. Leverage your 8+ years of experience and deep banking domain expertise in Deposits or Loans to build secure, compliant solutions. This Westerville/Columbus-based role offers a competitive p...
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United States , Westerville/Columbus
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Software Resources
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Principal Software Engineer - HLS
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Join Microsoft's Frontier AI team in Redmond to transform healthcare with next-generation AI models. As a Principal Software Engineer, you'll design and ship scalable cloud services using C#/.NET on Azure. This role requires 6+ years of experience and offers the chance to impact millions by reduc...
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United States , Redmond
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Research Engineer - Multimodal AI
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Lead cutting-edge Multimodal AI and agentic model research at Microsoft's AI Frontiers lab. This principal engineering role in Redmond or NYC requires deep expertise in Python, PyTorch/JAX, and large-scale AI architecture. You will drive research breakthroughs in Generative AI and reasoning metho...
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United States , Redmond; New York City
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Engineering Manager - M365 Copilot App
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Lead the development of the flagship M365 Copilot App, a high-growth, multi-platform product at the forefront of AI-powered productivity. You will manage a skilled engineering team, driving architectural decisions for Windows, Mac, and Web applications. This role in Mountain View requires 6+ year...
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United States , Mountain View
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Software Engineer
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Join Microsoft's Azure Data team in Redmond as a Principal Software Engineer. Design and build core distributed database capabilities for Cosmos DB, integrating with Microsoft Fabric. Leverage 6+ years of coding experience in C/C++/C#/Java/Python and deep expertise in distributed systems. Shape t...
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United States , Redmond
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Senior Principal Infrastructure Engineer - Delivery Lead
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Lead the delivery of critical infrastructure systems at Arcesium in New York. This senior role requires deep AWS, Kubernetes, and Linux expertise, plus advanced Python skills. You will own and innovate across IAM, compute, networking, and observability to power a leading SaaS platform. Enjoy medi...
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United States , New York
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220000.00 - 280000.00 USD / Year
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Arcesium
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Principal Software Engineer
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Join our AI/ML team as a Principal Software Engineer in New York. You will design and deploy scalable ML systems and Agentic AI solutions, leveraging Python and cloud platforms. This role involves direct client collaboration, full-stack development, and driving innovation from discovery to produc...
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United States , New York
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250000.00 - 366000.00 USD / Year
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Invisible Technologies
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Principal Software Engineer
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Join Microsoft's Office of the CTO as a Principal Software Engineer. Explore next-gen distributed systems, storage, and networking to shape impactful products. Leverage your expertise in C/C++/Rust, Linux, and algorithms in a collaborative, mentoring role across the US.
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United States , Multiple Locations
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139900.00 - 274800.00 USD / Year
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Microsoft Corporation
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Principal Engineer I
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Lead the development of Unified Customer Communications (UCC) as a Principal Engineer I in Charlotte. Design scalable, cloud-native systems using Java, Spring, and AWS to power customer-facing channels like Email and SMS. Mentor engineers and shape architecture while working with cutting-edge tel...
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United States , Charlotte
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Spectrum
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Principal Sales Engineer — Solutions & Partner Enablement - Network APIs
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Join T-Mobile's NaaS team as a Principal Sales Engineer in Bellevue. Drive adoption of innovative network APIs, guiding partners from concept to production. Leverage 10+ years of API/SaaS experience to shape developer strategy and enable business outcomes. Enjoy competitive compensation, stock gr...
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United States , Bellevue
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133800.00 - 241400.00 USD / Year
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T-Mobile
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Principal Systems Architecture Engineer – Secure Federal Ops
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Lead the design of secure cloud and wireless network architectures for T-Mobile's Federal Operations. This senior role requires 7+ years of engineering experience, expertise in 4G/5G, and active/obtainable security clearance. We offer a competitive compensation package, stock grants, and comprehe...
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United States , Herndon
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126800.00 - 228900.00 USD / Year
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T-Mobile
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Principal Engineer I – Full Stack Developer
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Join a major corporation in Phoenix as a Principal Engineer I – Full Stack Developer. Lead the Digital Account Onboarding (DAO) platform, leveraging your 8+ years of experience and banking expertise. Enjoy competitive benefits, including ownership stake and 401k matching, while guiding teams on t...
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United States , Phoenix
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Not provided
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Software Resources
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Principal Hardware Engineer
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Lead hardware development for cutting-edge routing platforms in Sunnyvale. This senior role requires 10+ years in board/FPGA design, with expertise in high-speed PCB, PCIe, Ethernet, and system-level integration. You'll guide products from concept to mass production, collaborating across engineer...
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United States , Sunnyvale
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153500.00 - 310500.00 USD / Year
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Hewlett Packard Enterprise
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Principal Software Engineer
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Lead complex backend and full-stack development as a Principal Software Engineer in Mountain View. Leverage 15+ years of expertise in Java/Python/Kotlin and cloud platforms (AWS/GCP/Azure) to design elegant architectures and mentor senior talent. Drive technical direction and product roadmap in a...
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United States , Mountain View
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254600.00 - 379500.00 USD / Year
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EarnIn
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Mechanical Principal Engineer
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Seeking a hands-on Mechanical Principal Engineer in San Diego with deep tooling and mold qualification expertise. You will independently solve complex technical problems using DOE and advanced statistical analysis. This role requires 5+ years of experience in IQ/OQ/PQ, tool design, and parameter ...
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United States , San Diego
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54.00 - 57.00 USD / Hour
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MillenniumSoft Inc
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Embark on a leadership career at the pinnacle of technical innovation by exploring Principal Engineer - AI/ML jobs. A Principal Engineer in Artificial Intelligence and Machine Learning is a strategic visionary and a technical master, responsible for setting the technological direction for an organization's most ambitious AI initiatives. This is not an individual contributor role in the traditional sense; it is a force multiplier, blending deep hands-on expertise with architectural oversight, mentorship, and cross-functional leadership to transform complex business problems into scalable, intelligent solutions powered by AI. Professionals in these senior roles typically bear a comprehensive set of responsibilities. They lead the architectural design and long-term strategy for AI/ML systems, ensuring they are robust, scalable, and aligned with business objectives. A key part of their duties involves conducting research and development to evaluate and integrate state-of-the-art algorithms and models, pushing the boundaries of what is technically possible. They provide technical leadership and mentorship to engineering teams, elevating the entire organization's capabilities through code reviews, best practice dissemination, and setting high standards for quality and innovation. Principal Engineers are also crucial in driving the entire machine learning lifecycle, from data acquisition and pipeline creation to model training, deployment, monitoring, and continuous iteration in production environments. They act as a bridge, communicating complex technical concepts to non-technical stakeholders and collaborating with product managers, data scientists, and business leaders to ensure successful project outcomes. Furthermore, they are often tasked with establishing technical governance, making critical stack and tooling decisions, and identifying and mitigating technical risks. To qualify for Principal Engineer - AI/ML jobs, candidates must possess a formidable combination of education, experience, and skills. Typically, a Master's or Ph.D. in Computer Science, Statistics, or a related field is expected, coupled with 10+ years of progressive software engineering experience, with a significant portion dedicated to AI/ML. A deep, practical understanding of machine learning frameworks like TensorFlow or PyTorch is essential, as is proficiency in programming languages such as Python, Java, or Scala. Expertise in cloud platforms (AWS, GCP, Azure) and MLOps practices for automating the ML lifecycle is a standard requirement. Beyond technical prowess, successful candidates demonstrate exceptional leadership, strategic thinking, and communication skills. They have a proven track record of architecting and delivering complex, large-scale AI systems into production and possess the ability to mentor senior engineers and influence technical strategy across an organization. If you are ready to shape the future of technology and lead from the front, discovering the right Principal Engineer - AI/ML jobs is your next critical step.

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