Top Principal Engineer Jobs in Boston, MA

Own the architecture and multi-year roadmap for CrowdStrike’s global IP and optical backbone. Lead traffic engineering, capacity planning, demand forecasting, hardware and vendor strategy, cloud connectivity, automation, infrastructure-as-code, telemetry, and AI-assisted network operations. Drive initiatives from funding through implementation and operational stewardship, serve as a senior incident escalation resource, influence executive stakeholders and vendor roadmaps, and mentor senior engineers. The role requires large-scale backbone expertise, optical transport knowledge, cloud networking experience, FedRAMP exposure, and U.S. citizenship or Green Card status.

Provides technical leadership for designing, developing, integrating, and validating real-time RF sensor software in C/C++. Responsibilities include transitioning MATLAB/Python algorithms into production software, debugging distributed and multithreaded systems, developing integration tests, supporting field demonstrations, mentoring engineers, managing technical risks, and presenting to government customers. The role also contributes to proposals, documentation, dashboards, and system visualization while requiring approximately 10% travel.

Leads the architecture and hands-on implementation of connected firmware platforms, including wireless connectivity, embedded UI, provisioning, pairing, and app/cloud integration. Defines technical standards, reviews internal and partner designs, supports wireless certifications, and resolves interoperability issues. Establishes testing, build, coding, and reproducibility standards while mentoring engineers and influencing cross-functional technical direction. Requires deep embedded C/C++ expertise, connected-device architecture experience, wireless certification knowledge, and a track record in consumer electronics, IoT, robotics, or related high-volume products.

Own the architecture, technical direction, quality, and long-term support of SharkNinja’s consumer mobile application. Build hands-on with React Native, Expo, and TypeScript; design connected-device experiences, pairing flows, protocols, and real-time synchronization; and support BLE and WiFi reliability. Establish reusable patterns, libraries, testing, and release practices, lead architectural research, mentor engineers, collaborate with global teams, and onboard new products to the app.

Leads supplier quality for high-reliability printed wiring boards by conducting audits, capability assessments, source inspections, first article inspections, and process evaluations. Analyzes supplier metrics and defects, drives root-cause and corrective-action efforts, reviews PPAP and FAI submissions, and leads continuous improvement toward zero defects. Partners with quality, category management, and supply chain teams while providing technical guidance on PWB standards, manufacturing processes, testing, and acceptance requirements. The remote role requires approximately 50% travel to suppliers across the country.

Provides technical leadership for real-time RF sensor software development, integration, testing, and validation. Designs high-performance C/C++ systems, integrates signal-processing algorithms, debugs distributed and multithreaded applications, and transitions MATLAB/Python prototypes into production software. The role includes technical mentoring, customer and government stakeholder engagement, proposal development, documentation, system demonstrations, visualization tools, and approximately 10% travel for integration and field-testing activities.

Owns company-critical, long-term technical problems across multiple teams and organizations. Defines technical strategy, architectures, roadmaps, and engineering standards for large-scale customer-facing systems. Remains hands-on in software development while driving AI adoption in products and engineering workflows. Partners with senior product, engineering, and executive leaders to resolve complex problems, improve reliability and performance, and shape Dropbox’s technical direction.

Build and own Arcadia’s internal developer platform across a large-scale data lakehouse and Kubernetes applications. Develop self-service APIs, templates, golden paths, CI/CD capabilities, observability, security controls, and reliability practices. Lead platform migrations, improve developer experience, manage stakeholder needs and costs, set technical direction, and coach senior engineers. The role requires hands-on software development alongside expertise in cloud infrastructure, Kubernetes, networking, infrastructure as code, SLOs, incident response, and platform product management.

Lead the architecture and technical direction of Forward Financing’s core fintech platform. Design scalable distributed backend systems, guide cross-team initiatives, establish engineering best practices, resolve incidents, and mentor engineers. The role owns the technical roadmap and architectural vision while partnering across teams to improve reliability, observability, code quality, and delivery. Ruby on Rails expertise is required, along with strong communication, influence, agile development experience, and a broad backend or full-stack perspective.

Leads architecture, mechanical design, development, integration, verification, and regulatory documentation for a safety-critical MRI mobility subsystem. Responsibilities include designing mobility mechanisms and structural assemblies, managing CAD models and prototypes, resolving electro-mechanical integration issues, developing verification plans, conducting durability and environmental testing, and supporting IEC 60601-1, ISO 14971, and FDA design-control compliance. Provides technical leadership throughout the NPI program while collaborating with electrical, RF, magnet, gradient, and software engineering teams.

Leads architecture and development of SailPoint’s large-scale, multi-tenant identity security SaaS platform. Translates business strategy into technical roadmaps, designs reliable microservices and infrastructure, drives modernization from monoliths to distributed systems, mentors engineers, reviews designs, delivers code, and communicates technology strategy to executives and stakeholders. The role also requires adoption and oversight of AI-assisted engineering tools and technologies.

Lead the architecture and development of high-throughput streaming infrastructure processing over one million messages per second with sub-second latency. Responsibilities include scaling real-time computation, improving caching, designing message deduplication, enabling zero-downtime deployments, delivering customer-focused projects, shaping the technical roadmap, and mentoring engineers.

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 hands-on development of scalable full-stack web applications and core platform services for a clinical data and analytics platform. Influence architecture, engineering standards, security, reliability, and maintainability; mentor engineers; resolve distributed-system production issues; and collaborate across product and QA. Integrate LLMs, AI-assisted workflows, and agentic patterns into secure .NET and Python enterprise systems while supporting documentation, compliance, and the full software development lifecycle.

Provide technical direction for GitLab Dedicated, a managed single-tenant SaaS platform. Lead architecture and transformation across resilience, failover, tenant orchestration, change management, automation, and platform integrations. Identify systemic reliability and scalability risks, establish reusable platform patterns, strengthen service ownership, and guide cross-team technical decisions. Mentor senior engineers and advance engineering excellence across the organization.

Designs and develops internet-scale data processing, infrastructure management, and observability platforms across cloud and on-premises environments. Establishes engineering standards, resolves complex distributed architecture challenges, and provides technical leadership across the organization. The role requires experience with large-scale orchestration systems, internet protocols such as DNS, WHOIS, and RDAP, architectural trade-offs, and internet security technologies.

Serve as a global SME for Industrial Metaverse technologies (PLCs, IoT, cloud/edge, digital twins, AI, EMC/RED, cybersecurity). Lead standards work, develop test programs, perform and supervise complex testing, train staff, represent UL externally, and support clients and continuous improvement across regional or global labs.

Lead the architecture, design, development, integration, testing, and deployment of advanced radar systems. Research RF sensing approaches, translate customer needs into system concepts, define requirements and architectures, conduct simulations and performance analysis, and guide multidisciplinary teams across software, hardware, integration, and test. The role also involves customer briefings, technical reviews, modeling in Cameo, verification planning, and technical leadership of advanced development projects.

Provides technical leadership for embedded software architecture and development across a global fire detection portfolio. Defines design standards, leads complex embedded systems development, influences technology roadmaps, and drives quality, reliability, cybersecurity, and maintainability. Conducts architecture and code reviews, mentors engineers, collaborates across hardware and systems teams, supports connected IoT products, and contributes hands-on debugging and continuous process improvement.

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.

Leads systems engineering for a safety-critical surgical robotic platform across its product lifecycle. Defines system architecture, requirements, interfaces, risk management, verification strategies, and design controls. Coordinates hardware, software, controls, mechanical, clinical, quality, manufacturing, and V&V teams. Supports regulatory submissions, reliability, design transfer, product launches, nonconformance investigations, CAPA, and post-market activities while applying MBSE and UML methods.

Architect and build a company-wide autonomous test platform for robotic systems, including versioned test data schemas, automated pipelines, CI/CD frameworks, hardware-in-the-loop integration, and executive dashboards. Drive adoption across test teams, support reliability modeling with traceable data, establish technical roadmaps, make build-versus-buy decisions, and mentor senior engineers while developing future technical leadership.

Design and evolve distributed search and analytics systems for the Splunk platform. Lead complex engineering efforts from design through delivery, improve performance and reliability, mentor engineers, collaborate cross-functionally, and work with customers to resolve production issues.

Leads enterprise platform engineering and AI enablement by building secure, scalable AWS platforms, internal developer services, automation, CI/CD standards, infrastructure-as-code practices, monitoring, reliability controls, and governance. Partners with architecture, security, infrastructure, data, and delivery teams to operationalize AI, machine learning, analytics, and generative AI workloads. Advises senior leadership, drives technical initiatives, improves developer productivity, mentors engineers, and supports regulated-industry compliance.

Provides department-wide technical direction for k0rdent across Kubernetes, AI infrastructure, AI applications, and observability. Designs cross-cutting systems, establishes engineering standards, resolves architectural risks, mentors Staff and Principal engineers, and aligns product strategy with durable technical execution. The role also engages customers, partners, upstream communities, and industry forums while contributing code and prototypes to solve complex infrastructure problems.