Top Principal Engineer Jobs in NYC, NY

The Associate Principal Engineer will provide strategic value through extensive IT experience and in-depth knowledge, fostering innovation and breaking new ground in product development.

As a Principal Security Engineer, you will lead security initiatives, design secure systems, automate processes, and mentor teams, ensuring safe technology usage.

Lead architectural decisions for Cloudflare's R2 object storage platform, designing reliable, high-throughput systems while collaborating with engineers and stakeholders to align goals.

The Principal Software Engineer will oversee large engineering efforts, mentor other engineers, and influence product architecture strategies in the fintech sector.

As a Principal Engineer, you will lead the Infrastructure Security Team to create and implement multi-year security strategies, architect security frameworks, and mentor engineers, ensuring security standards across cloud infrastructure.

You will lead and mentor engineers while driving the development of solutions for autonomous vehicles using Machine Learning and software engineering principles.

The Principal Engineer acts as a Technical Lead Manager for motion planning in autonomous vehicles, directing a development team and collaborating across disciplines to enhance safety, performance, and innovation.

The Principal Engineer - Data Science leads engineering processes, provides technical consultation, and supports project management while mentoring engineers and driving technical innovations.

As a Senior+ Engineer, you will lead the design and architecture of impactful open-source projects while mentoring teams, coding, and engaging with the community.

Oversee a team to develop impactful healthcare technology using React and Ruby on Rails, setting software architecture and best practices.

The Vice President – Senior Principal Engineer will drive technology innovation, architecture, and mentoring across teams in building next-generation software solutions.

Lead software engineering teams, drive technical projects and initiatives, make governance decisions, and champion company culture in a financial services environment.

As a Principal Database Engineer, you will architect scalable PostgreSQL solutions, ensuring data reliability, performance, and collaborating with teams to build a robust data platform for GitLab's growth.

Lead the development of AI safety strategies for autonomous vehicles while ensuring compliance with industry standards, focusing on ML model validation and deployment in driving systems.

The Principal Engineer will architect and build scalable payments applications, mentor engineers, and collaborate on technology solutions while ensuring code quality and best practices.

The Principal Engineer will architect and develop scalable payment applications, mentor engineers, and ensure best practices in payments engineering.

The Principal Engineer will design and implement components for trading systems, focusing on enhancements, modernization, and collaborating with cross-functional teams.

Lead the development of AI platforms, focusing on modern data engineering, ETL processes, data governance, and cross-functional collaboration to enhance scalability, efficiency, and reliability.

The Senior Principal Engineer will design and implement complex systems for Fastly's edge software, lead technical strategy, collaborate across teams, and mentor engineers to uphold security and reliability standards while driving performance and innovation.

The Principal Engineer will lead the Core Engineering teams, guide architecture decisions, mentor leaders, and maintain a platform roadmap while ensuring collaboration across products and technologies.

The Lead AI Engineer will develop intelligent systems and AI agents, implement backend services and APIs, evaluate LLMs, and ensure safe AI applications at Mastercard.

The Principal Engineer oversees engineering performance in projects, ensuring compliance with standards, leading complex designs, and mentoring engineers while collaborating with cross-functional teams.

The Principal Engineer will oversee engineering strategy for battery energy storage and distributed energy resource projects, ensuring technical execution and compliance across various disciplines.

Lead the development of an AI framework for endpoint security, collaborate with teams, optimize solutions, and ensure model efficiency across various platforms.

Lead design and deployment of AI systems, develop agentic components, optimize performance, and mentor others in AI Engineering.