Top Principal Engineer Jobs in Boston, MA

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.

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

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.

Owns and evolves the enterprise Major Incident Response, Post-Incident Review, and Problem Management programs. The role engineers ServiceNow ITSM workflows, automations, integrations, dashboards, SLA/SLO tracking, and incident escalation processes. It serves as Incident Commander for high-severity events, leads RCA and continuous improvement, manages an offshore operations team, and communicates program health to executive stakeholders. The position requires participation in on-call rotations and hybrid work onsite in Marlborough, Massachusetts.

Lead development and application of advanced signal processing, detection, classification, and machine learning algorithms for radar and RF sensing/electronic warfare. Engage customers, lead multidisciplinary teams, translate capabilities into requirements, develop prototypes and demonstrations, and support business development and proposals.

Lead design and implementation of scalable, secure full-stack web applications and core platform modules. Influence architecture, deliver clean well-tested code, mentor engineers, integrate LLM/AI services responsibly, diagnose production issues, and collaborate across product, QA, and platform teams to meet regulatory and quality standards.

Leads production test engineering for electro-mechanical and electro-optical systems across defense and space programs. Develops and deploys in-process and final acceptance testing solutions, test equipment, checkout procedures, training, and corrective actions. Derives system-level integration and test requirements, manages technical risks, supports program execution, and mentors less experienced engineers. Requires substantial systems engineering experience and the ability to obtain and maintain a government security clearance.

Develops and maintains real-time embedded software for medical organ-preservation devices across the full product lifecycle. Responsibilities include requirements analysis, risk assessment, software architecture, implementation, testing, verification, regulatory compliance, audit and FDA submission support, and field-complaint root-cause correction. The role also manages software development procedures and projects while collaborating with stakeholders. It is onsite five days per week and may require up to 20% combined domestic and international travel.

Designs and builds high-performance C++ image-processing pipelines and services for an AI-driven cardiovascular medical imaging platform. Develops software for volumetric CT/CTA data, segmentation, registration, and clinically meaningful visualization. Optimizes algorithmic efficiency, memory usage, file I/O, and parallel execution using multithreading, CUDA, and profiling. Collaborates with machine learning and visualization engineers to deliver reliable, scalable production systems.

Lead architecture, design, and delivery of custom manufacturing equipment. Translate process requirements into mechanical systems, make build-vs-buy decisions, prototype and deploy hardware, and establish practices for in-house equipment development while mentoring a growing team.

Lead quality engineering strategy and execution through scalable automation frameworks, AI-driven testing, CI/CD integration, quality governance, and cross-functional enablement. Build and evolve Playwright and Cucumber frameworks, improve testability and continuous testing, establish quality standards and metrics, and support API, performance, security, and observability initiatives. Guide scrum teams and mentor engineers while scaling automation practices across applications and teams.

Leads architecture, development, debugging, integration, and production support for embedded firmware in robotics, autonomous, maritime, and mission-critical systems. Designs RTOS-based firmware, drivers, communication stacks, and hardware interfaces; performs board-level troubleshooting and hardware bring-up; reviews schematics and PCB layouts; establishes development processes; leads design reviews; mentors engineers; and serves as the technical escalation point for complex system issues.

Lead commissioning and production readiness for high-volume advanced-materials manufacturing lines. Design and optimize workflows, implement MES and process-monitoring systems, establish qualification protocols, define process controls, and build quality-management infrastructure. Translate developmental materials processes into repeatable, scalable manufacturing while driving root-cause analysis, corrective action, safety, and continuous improvement. Collaborate cross-functionally with equipment and process engineering teams in a resource-constrained startup environment.

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

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

Architect, build, and support reliable network infrastructure and automation for Akamai’s distributed cloud platform. Develop Bash and Python tooling, establish deployment standards, define SLOs, mentor engineers, and troubleshoot complex network issues. The role requires expertise in large-scale distributed systems, TCP/IP, BGP, Linux networking, configuration management, CI/CD, and open-source networking software, with participation in on-call rotations.

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

Lead architecture and technical execution for Toast’s Payroll and Team Management products. Own authentication, authorization, and organizational hierarchy across a multi-tenant SaaS platform. Drive high-scale, full-stack initiatives, modern agentic development practices, integrations, technical strategy, quality standards, deployment practices, and cross-functional collaboration. Mentor engineers across teams and leverage AI tools and LLM integration to improve software development velocity and quality.

Lead end-to-end technical initiatives for an IoT cloud platform, shaping architecture, strategy, and roadmap. Build and scale React/TypeScript frontends, Python backends, cloud infrastructure, databases, and data systems. Improve developer experience, operate production systems, establish engineering standards, mentor engineers, and influence technical direction across teams. Collaborate closely with product and design while delivering reliable systems for monitoring, debugging, and updating connected devices.

Lead design and build of production-ready cloud and AI systems, prioritize security and reliability, ship solutions quickly using modern engineering practices, collaborate with cross-functional teams, mentor engineers, drive customer adoption, and deliver reusable assets and end-to-end complex deliveries.

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

Lead multidisciplinary teams to design, develop, and transition advanced RF sensing and electronic warfare algorithms from concept to prototype. Architect signal processing, detection/classification, waveform and adaptive processing solutions, engage customers, mentor researchers, support proposals and business development, and verify system performance through modeling, simulation, and testing.

Designs transistor-level mixed-signal CMOS circuits for advanced data converters, including amplifiers, comparators, switched-capacitor circuits, voltage and current references, and LDOs. Develops behavioral models, collaborates on architecture and layout, documents designs, conducts reviews, and supports hands-on laboratory evaluation. Requires strong circuit-design expertise, Cadence and SPICE experience, MATLAB modeling skills, and effective teamwork.

Own end-to-end development of storage management and automation tools: design and implement Python CLI and libraries, extend Ansible Collection modules, maintain containerized services, manage multi-distribution packaging and GitLab CI/CD, investigate field exceptions, and validate/promote releases across heterogeneous host and hypervisor environments.