Top Principal Engineer Jobs in Boston, MA

The Senior Kubernetes Engineer will manage and enhance Kubernetes clusters, automate deployments, ensure security, and collaborate with teams to deliver reliable containerized applications.

The Principal AI Engineer will design AI-powered workflows, partner with stakeholders, and build production-level systems in a cross-functional environment.

The Principal Front-End Engineer will enhance the Growth team's platform and infrastructure by developing tools, managing applications, and ensuring a high-quality user experience across projects.

The Senior Principal Engineer will define and develop system architectures for high-speed industrial products, collaborating closely with customers and stakeholders. Responsibilities include product definition, development, and support, along with participation in business development and technical troubleshooting.

Lead development, integration, and qualification of semiconductor processes; drive yield, defect reduction, and cost optimization using DOE/SPC and data analytics; enable NPI transition to high-volume manufacturing; lead failure analysis and reliability efforts; collaborate with design, manufacturing, and foundry partners and mentor engineering staff.

As a Principal Mixed Signal Design Engineer, you lead the design of complex mixed-signal integrated circuits, drive architecture decisions, mentor engineers, and influence technology direction at ADI.

Serve as technical authority for mixed-signal IC architecture and design, lead complex projects from concept to production, integrate analog and digital IP, drive methodology innovation, mentor engineers, and influence product and technology roadmaps.

Lead development, integration, and qualification of semiconductor processes; drive yield improvement, defect reduction, and cost optimization using DOE/SPC and data analytics; enable NPI ramp and process transfer to high-volume manufacturing; lead failure analysis and reliability matching; collaborate with design, manufacturing, and foundry partners; mentor engineers and drive continuous improvement.

Lead architecture, development, and validation of end-to-end aircraft fuel systems. Drive cross-functional integration, system-level modeling (CFD), verification, supplier qualification, ground and flight test support, anomaly root-cause analysis, and mentor engineering teams while contributing to long-term fuel-system technology roadmaps.

Lead design and delivery of flight-critical power electronics for the X-BAT aircraft, including inverters, DC-DC converters, and battery management. Own full hardware development cycle, drive PCB layout, harden designs for harsh environments, mentor engineers, lead reviews, and manage program timelines through production.

The Principal SDET will lead automation framework development, mentor teams, drive migration to modern testing solutions, and collaborate across engineering teams to enhance quality and efficiency.

The position involves reversing complex software/firmware, developing cybersecurity solutions, leading technical teams, and conducting vulnerability research, all while ensuring national security.

Lead architecture and evolution of an enterprise Kubernetes platform across cloud and on-premises. Define platform roadmap, standards, and automation; design multi-cluster/multi-region solutions; implement GitOps, IaC, observability, security, and resiliency practices; mentor engineers and drive cross-functional platform initiatives for reliability, scalability, and developer experience.

Lead design and build of scalable backend systems and data platforms; own architecture and production deployments; improve reliability, performance, and observability; mentor engineers and collaborate with Product, Data Science, SRE, and Security.

Lead design, development, and maintenance of cloud-hosted Claims and Policy Center applications. Collaborate with distributed engineers, architects, and vendors in an agile environment to improve performance, solve complex system problems, enforce technical standards, and implement secure, scalable microservice and event-driven solutions using modern web frameworks and cloud technologies.

The Principal SAP PaPM Configuration Engineer analyzes and configures use cases, supports production users, and mentors team members to enhance SAP PaPM systems within the finance environment.

Lead and deliver complex automation engineering projects with minimal supervision. Ensure regulatory compliance, risk-managed design, cost/schedule control, and cross-functional alignment. Design experiments, develop technical solutions, perform feasibility and economic analyses, mentor engineers, and represent technical expertise externally. Support product/process improvement and may influence validation strategy. Travel required (20-30%).

Lead architecture, deployment, and integration of VMware Cloud Foundation solutions; act as technical advisor on VMware SDDC (vSphere, vSAN, NSX-T); develop VCF Automation and Operations service offerings; lead engagements, mentor engineers, produce reusable assets, and support sales with proposals and solution design.

Lead architecture and implementation of a scalable data lakehouse and streaming platform. Define technical strategy, build resilient systems, optimize performance, mentor engineers, and partner across teams to enable analytics and ML use cases using modern data platform technologies.

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.

Lead design and build of an AWS-only AI Operations platform: hosting, IaC, registries (Accountability, Agent, Tool), identity/authorization patterns, developer DX, observability, and security hooks for agentic systems. Evangelize internally and partner on compliance and security integrations.

Build internal AI operations infrastructure and tools (knowledge systems, agent-builder UIs, dashboards, catalogs). Design data flows and decide centralization vs decentralization. Create discoverable, governable surfaces for teams to compose and trust agents. Run a portfolio of small internal products, prioritize requests, and ship production code while partnering with a technical infrastructure counterpart.

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

The Principal Cloud Support Engineer at Wasabi leads technical support, mentors engineers, resolves complex issues, and advises enterprise clients, focusing on cloud storage solutions.

The Principal AI/ML Engineer will develop machine learning models for campaign optimization in AdTech, collaborating across engineering and product teams to enhance advertising capabilities.