Top Principal Engineer Jobs in Boston, MA

The Principal Engineer will lead the Behaviors team in developing technology solutions for autonomous vehicles, mentor engineers, and drive research initiatives.

The Senior Principal Engineer will lead technology initiatives, mentor engineers, and contribute to innovative architectural solutions and frameworks at Arcesium.

Lead Ads Measurement solutions, defining technical vision, improving ads performance, mentoring engineers, and collaborating across functions to deliver high-quality ads data solutions.

As a Principal Engineer, you'll lead a team to build impactful healthcare technology, primarily utilizing a React/Rails stack, and guide software architecture and engineering best practices.

The Principal Software Engineer will lead technical and thought innovations for product features, mentor teams, and collaborate on system infrastructure and architecture, requiring a deep expertise in software and data technologies.

The Principal Software Engineer will lead the design and architecture of scalable compute platforms and services, develop Infrastructure-As-Code solutions, and ensure high-quality operations while providing production support.

The Principal Engineer will lead structural integrity assessments and support materials qualification efforts for fluoride salt-cooled reactors, collaborating with engineering teams.

The job involves leading FPGA design verification, developing testbenches, managing teams, and mentoring junior engineers while using advanced tools in a collaborative environment.

Lead the technical direction and quality of Toast's POS payments workflows, mentor engineers, and drive improvements in architecture and codebase.

Design and develop enterprise application systems. Improve system applications focusing on performance, reliability, and security. Mentor junior engineers and ensure adherence to best practices.

Lead the platform development while guiding cross-functional decisions at a fast-paced startup. Requires deep knowledge in web app production, particularly in backend languages and React/TypeScript.

As a Principal Software Engineer, you'll architect and lead complex implementations, improving the end-to-end architecture while mentoring engineers. You will collaborate closely with product, design, and tech teams on various innovative features.

Lead the New Products team at Mozilla in developing a browser-automation stack. Oversight of architecture, hands-on coding, mentoring engineers, and collaborating across teams is essential.

The Senior Principal Engineer will guide analytics and reporting technology practices, ensuring strategic implementation while educating stakeholders on industry best practices.

As a Principal SRE, you will drive reliability practices for the Identity Security Cloud platform, coach teams, manage architecture and capacity, and provide technical leadership while improving operational excellence.

The Principal Software Engineer will oversee large-scale engineering efforts, mentor others, collaborate on product vision, and ensure technical excellence in a high-performing team.

Lead the physical design of complex chips, driving methodologies and collaboration across teams while mentoring layout teams for success.

Drive the adoption of MongoDB by engaging senior technical leaders at Fortune 1000 companies, conducting education sessions, and contributing to thought leadership.

Lead the analysis, design, and implementation of software systems, ensuring scalability, reliability, and high code quality while mentoring team members.

As a Principal Engineer, you will lead and design APIs and services, mentor code standards, and tackle complex tech challenges in a remote-first environment.

As a Solutions Architect, you will design and implement solutions, mentor teams, manage client relationships, and oversee project delivery while collaborating with various stakeholders.

Lead a team to design, build, and maintain scalable data processing pipelines for autonomous vehicle logs. Mentor engineers and ensure project alignment with goals.

This role involves architecting and driving CI/CD infrastructure globally, leading DevOps operations, and ensuring code quality and developer productivity across enterprise infrastructure.

As a Principal Software Engineer, you'll define technical roadmaps, guide system architecture, mentor leaders, and identify impactful opportunities in Capital Supply operations.

Lead the technical strategy and architecture for machine learning, develop generative AI models, and mentor engineering teams while ensuring delivery of scalable solutions.