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Principal Engineer, Motion Planning

Mountlake Ter, WA 98043

Posted: 03/27/2026 Employment Type: Direct Hire Job Number: 31607 Job Location: Remote Industry: AUTO - Automotive

Job Description

Position Title: Principal Engineer, Motion Planning

Position Description: Protingent Staffing has an exciting remote Principal Engineer, Motion Planning Direct Hire opportunity.

Job Responsibilities:
  • Lead the research and development of novel algorithms and sub-systems for motion planning in autonomous driving, thereby expanding the Operational Design Domain. This includes, but is not limited to, advanced search-based and sophisticated geometry-based methods, as well as decision-making under uncertainty with a strong emphasis on probabilistic approaches
  • Lead cross-functional projects to define new or upgrade existing interfaces to solve problems
  • Monitor overall system performance to identify areas for improvement and develop technical strategies to address deficiencies
  • Guide cross-functional project teams to provide comprehensive solutions and demonstrate the ability to think beyond the confines of the planning system.
  • Architect and integrate complex combinations of motion planning and prediction algorithms, driving their evaluation and refinement for real-world deployment.
  • Design and build a robust, scalable, and high-performance codebase that facilitates rapid exploration, prototyping, and rigorous evaluation of innovative motion planning approaches and algorithms.
  • Drive technical collaboration and interface seamlessly with perception and prediction components upstream and trajectory optimization, tracking and control components downstream, ensuring end-to-end system performance.
  • Leverage your deep software development and research expertise to teach others better software practices and principles, fostering a culture of technical excellence.
  • Guide and mentor junior and senior team members, cultivating a culture of product-focused engineering, rigorous research, and advanced development.

Job Qualifications:
  • PhD preferred in Robotics, Computer Science, Computer Engineering, Mechanical Engineering, or a related field; or a Master's degree with 7+ years of experience in the robotics (preferably AV industry).
  • 10+ years of research experience in robotics / motion planning, with a proven track record of contributing to state-of-the-art solutions and leading significant projects.
  • 5+ years of C++ software development, with an emphasis on developing high-performance and reliable systems.
  • Past experience owning and leading technical development on complex features from problem formulation through research, implementation, and deployment in a production environment, demonstrating significant impact.
  • Thirst for knowledge, continuous innovation, and a drive to push the boundaries of autonomous driving technology, acting as a technical thought leader.

Preferred Job Qualifications:
  • Experience with probabilistic models, including but not limited to Gaussian mixture models, Hidden Markov Models, and Particle Filters.
  • Experience with machine learning techniques (such as Bayesian modeling and inference techniques) for decision making under uncertainty.
  • Experience with the Bazel build framework.

Job Details:
  • Job Type: Direct Hire
  • Location: Remote
  • Salary Range: $175,000-$234,250

About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

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About Mountlake Ter, WA

Ready to take the next step in your career? Explore enticing job opportunities in the vibrant Mountlake Terrace, Washington area! Nestled in the heart of the Pacific Northwest, this region offers a perfect blend of urban sophistication and outdoor adventure. Imagine working near the serene waters of Lake Ballinger or enjoying a weekend hike at the stunning Mountlake Terrace Park. With proximity to Seattle's world-class museums, theaters like the Mountlake Terrace Pavilion, and sporting events featuring the Seattle Seahawks and Sounders FC, there's no shortage of cultural and recreational activities to enjoy. Discover the charm and growth potential that Mountlake Terrace has to offer – your dream job might be just a click away.