Top Principal Engineer Jobs in Boston, MA

The Senior Principal Engineer will architect digital data paths for high-speed CMOS ICs, develop calibration algorithms, and lead design integration for broadband communication systems.

Lead long-term strategy and architecture for cloud and on‑prem platform infrastructure, driving Kubernetes and multi‑cloud reliability, IaC/GitOps automation, observability, SLO/SLI/error‑budget practices, incident leadership, AI‑augmented tooling adoption, and mentorship of senior engineers to improve platform resilience and developer experience.

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

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.

As a Senior Principal Engineer, you'll define and drive the technical strategy for customer experience platforms, lead architectural decisions, and mentor engineering teams to enhance customer and agent experiences.

Lead design, build, deployment, and operation of highly resilient, high-throughput configuration and publishing systems. Define long-term architecture and strategy, mentor senior engineers, diagnose and fix performance bottlenecks, and leverage AI tools to improve engineering productivity and platform capabilities.

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

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 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.

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 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.

Design and build polished frontend experiences and workflow visualizations for VaiDA, Vertex's enterprise AI platform. Lead UX engineering strategy, prototype and implement interaction designs, develop reusable UI components and design standards, collaborate across product/AI/backend teams, advocate usability and accessibility, and mentor engineers to scale intuitive, data-rich multi-agent workflows for thousands of employees.

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.

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 and technical direction for an AI-first SaaS product (Growth Studio). Define scalable services, APIs, data flows, and AI-enabled workflows; guide integrations, run architecture/code reviews and POCs; mentor engineers; produce technical documentation; and partner with product, UX, QA, and ops to deliver reliable, secure, and maintainable platform capabilities for GovCon customers.

Hands-on technical leader and core individual contributor building cloud-native defense/intelligence software. Drive architecture, code reviews, feature delivery, and mentor a small Agile team while implementing DevOps, CI/CD, and robust AWS/EKS-based deployments.

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

Design and architect cloud-first, full-stack, scalable SaaS products; provide technical leadership, mentor engineers, promote automated testing and CI/CD, integrate AI/ML features (LLM/RAG), ensure observability and security, and collaborate with product, operations, and support.

Lead the Streaming Systems team, building high-throughput, low-latency infrastructure for real-time computation on billions of events. Mentor engineers and solve complex scaling challenges directly affecting marketing AI products.

The Principal Developer will lead the technical direction of the Exposure Management product area, contribute to architectural decisions, mentor engineers, and ensure high engineering standards across teams.

The Principal Engineer will lead the design and delivery of core platform capabilities, focusing on scalable systems, AI application, and mentoring engineers while driving architectural decisions and improving operational systems.

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.

The role involves designing and enhancing database engine components, optimizing algorithms, and maintaining programming language support, requiring extensive experience in low-level system code development.