Top Principal Engineer Jobs in Boston, MA

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

The Principal Engineer - Process will support manufacturing and development of the Chip Scale Atomic Clock, focusing on process optimization, materials analysis, and lean manufacturing methodologies.

Lead technical vision and execution for enterprise-scale AI, automation, and data initiatives. Architect scalable, secure AI systems and data pipelines, mentor engineers, drive cross-functional alignment, and deliver high-impact production solutions that improve productivity and business outcomes.

The Principal Software Engineer will define technical roadmaps, guide system architecture, mentor leaders, and drive product direction in Capital Supply operations.

Lead complex design efforts in product development, focusing on cardiovascular solutions, mentoring teams, and ensuring compliance with regulations.

Lead ML strategy and architecture, develop novel enterprise-scale ML solutions, influence organization-wide technical decisions, guide ML practices, and build high-performing teams to deliver breakthrough AI/ML systems.

Lead enterprise-scale AI/ML strategy and architecture, develop novel ML solutions for complex problems, guide organization-wide ML practices and standards, influence technical decisions, and build and lead high-performing cross-functional ML teams to drive innovation and business impact.

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.

As a Principal Mobile Software Engineer, you'll lead mobile platform development, scale React Native architecture, mentor engineers, and collaborate across teams to build impactful features.

As a Lead Engineer, you'll own Silo's production platform, ensuring system reliability, performance, and architecture while mentoring the engineering team and collaborating with leadership on technical vision.

Seeking a Principal Engineer/SAP Cloud Solution Architect responsible for leading SAP Cloud ERP architecture, driving pre-sales engagements, and influencing business outcomes through technical leadership and collaboration.

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

Lead development of high-throughput streaming systems for real-time event processing, maintaining low latency and managing caching strategies. Mentor engineers, architect scalable solutions, and influence technical direction.

The Principal Software Engineer will architect and lead the development of scalable systems, drive technical excellence, mentor teams, and promote best practices at a fintech company.

The Principal ML Engineer at Agero will develop and productionize a Dispatch System using ML models, optimize decision-making processes, and lead a team to improve operational performance.

The Principal Software Engineer will lead teams in developing full-stack applications, enhance services, drive architectural discussions, and mentor other engineers.

Lead the design and implementation of innovative Conversational AI solutions, mentoring teams, and ensuring the delivery of scalable, cloud-native applications.

As a Principal Engineer/Salesforce Business Consultant, you'll lead Salesforce CRM transformations, oversee solution architecture, and advise clients on CRM strategies, governance, and adoption while ensuring quality delivery and integration with ERP systems.

This role manages day-to-day operations of Azure and server infrastructures, focusing on stability, cost management, and security while addressing complex incidents and automation of workflows.

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.

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

Lead design and implementation of enterprise-grade AI systems, architect AI infrastructure, and drive technical strategy for AI-powered products primarily for military applications.

The Principal Electrical Systems Engineer will lead the development of prototypes, design reusable modules, and evaluate new technologies for future product platforms, collaborating across teams.

The Principal Product Analytics Engineer leads the design and architecture of Toast's product analytics ecosystem, ensuring reliable and scalable data for analysis across various platforms. This role involves creating data frameworks, implementing quality controls, and collaborating with cross-functional teams to support data-driven product development and AI insights.