Top Principal Engineer Jobs in Boston, MA

As a Principal Engineer, you will architect complex systems, mentor engineers, and drive strategic technical direction for the PaaS team.

The role involves designing and shipping AI-driven solutions for Go-To-Market processes, integrating AI with sales and marketing systems, and improving operational efficiency.

The Principal Engineer will lead technical direction and execution for identity and engagement platforms, modernize systems, and mentor engineers, driving high-quality delivery and collaboration across teams.

As a Principal Engineer for Core Infrastructure at Klaviyo, you will architect and enhance the Kubernetes platform and CI/CD pipelines, improve developer velocity, and ensure operational excellence while incorporating AI tools for automation and incident response.

The Principal Radar Systems Engineer leads radar system development, collaborates with multi-disciplinary teams, and ensures effective solutions to customer needs while applying systems engineering principles.

The Principal Developer Productivity Engineer will enhance GM's developer tools, mentor engineers, and drive system performance through observability and software engineering best practices.

As a Principal Engineer at GitLab, you will lead technical direction for infrastructure platforms, ensuring scalability and resilience while mentoring senior talent and influencing architectural decisions across multiple teams.

Seeking a Senior Software Engineer to build and manage scalable data products and user experiences, collaborating across teams to deliver insights.

Design and implement ISR software, manage a radar sensor resource codebase, lead software development teams, and support customer interactions.

The Principal Software Engineer will lead architectural strategy and product development, mentor engineers, and collaborate across teams in an interdisciplinary setting.

Responsible for ensuring security and integrity in technology operations, providing expertise in security engineering, and collaborating with teams to embed security measures in API design and deployment.

Develop and implement AI validation methodologies, enhance application performance, collaborate with Agile teams, and lead AI testing efforts for healthcare products.

Lead design and hands-on development of low-latency, real-time trading and market-data platforms for public markets. Architect event-driven, API-first systems, embed CI/CD, observability, and responsible AI practices, collaborate with product and enterprise teams, and mentor engineers to deliver resilient, cloud-native solutions.

The Principal Model-Based Systems Engineer will lead development programs using MBSE approaches, mentor teams, and implement digital engineering goals, focusing on DoD systems.

As a Principal Healthcare Cloud Engineer, you will architect cloud-based solutions for healthcare, automate deployments, mentor teams, and innovate technology practices.

The Principal Engineer will lead Babel Street's API and MCP platform strategy, designing agent-ready APIs and managing cross-team technical initiatives, ensuring the API-first platform is optimized for AI interactions and developer usability.

Lead the development of software for handheld imaging devices, focusing on UI/UX, data processing, and AI/ML integration in a multidisciplinary team.

The Security Engineering Manager oversees IT security policies, manages incident response, tracks threats, engages with IT teams, and provides regular incident reporting.

As a Principal Software Engineer, you will mentor junior engineers, solve technical problems, and enhance customer-focused software solutions in an agile environment.

Lead the rearchitecture and implementation of Arcadia's User Management system, focusing on authentication and authorization frameworks. Drive new systems and mentor engineers to ensure secure data access and operational excellence.

The Principal Front-Office Engineer designs and implements applications to enhance risk analysis and reporting, working closely with risk teams. The role focuses on building robust systems and tools in a fast-paced investment environment, leveraging software engineering skills and financial knowledge.

Lead the development of ultrasound products, define electrical designs, resolve technical issues, collaborate with cross-functional teams, and mentor engineers.

Lead design and development of AI-driven content generation engine, optimize technical architecture, and prototype new features, focusing on modular LLM integration and automated workflows.

The Product Development Manager will oversee product innovation, manage development projects, and collaborate with cross-functional teams to ensure successful product launches.

The Principal Engineer will take ownership of production-grade systems, improve customer outcomes with high-leverage features, and ensure technical quality across the stack, utilizing deep expertise in backend and AI systems.