Job Description The Robotics Engineer III - Motion Planning leads the development, optimization, and large-scale deployment of motion planning architectures for fleet-wide AMR navigation. This position focuses on high-performance optimization, AI-driven behavioral planning, fail-safe recovery strategies, and large-scale robotic coordination. The Robotics Engineer III - Motion Planning designs and refines graph search, optimization-based planners, and reinforcement learning-based motion strategies while ensuring seamless integration with perception and real-time control. Responsibilities * Architect scalable motion planning frameworks for fleet-level AMR deployments. * Develop and refine AI-driven motion planning (reinforcement learning, imitation learning, deep MPC). * Implement real-time model predictive planners using CasADi, ACADOS, and convex/non-convex solvers. * Design and implement advanced fail-safe motion planning strategies, including autonomous re-routing, recovery-based motion primitives, and redundant planning checks. * Enhance multi-agent coordination strategies for large-scale robotic path planning and collision avoidance. * Decompose complex behaviors into modular, reusable tree structures. * Integrate graph-based, hierarchical, and predictive planning models for decision-making. * Deploy AI-based planning models (e.g., learning-based cost functions, uncertainty-aware planners). * Conduct large-scale simulation and on-robot validation to assess real-time system performance. * Optimize cost-aware, energy-efficient, and high-speed trajectory planning for AMRs. * Ensure robust software development, CI/CD implementation, and fault-tolerant motion control strategies. * Lead cross-functional collaborations and mentor junior engineers in robotics motion planning. * Other duties and projects, as assigned.Requirements Education: * Master's Degree in Robotics, Engineering, Computer Science, or related field, required * PhD in Robotics, Engineering, Computer Science, or related field, preferredExperience: * 1 year as a Robotics Engineer II - Motion Planning or equivalent experience, preferred * 4 years of experience in robotics motion planning, AI-driven decision models, or multi-agent autonomy.Computer Skills: * Expertise in motion planning algorithms (Hybrid A*, RRT*, ILQR, AI-driven planning). Upon Hire, required * Experience with CasADi, ACADOS, convex/non-convex optimization solvers. Upon Hire, required * Advanced proficiency in C++/Python, ROS2, and high-performance robotic software development. Upon Hire, required * Strong foundation in multi-agent fleet planning, reinforcement learning-based decision-making, and real-time control. Upon Hire, requiredAdditional Requirements: * Proven leadership in large-scale robotic motion planning. Upon Hire, required * Strong research background with experience in industry robotics advancements. Upon Hire, required * Experience deploying robotic systems in real-world industrial or logistics environments. Upon Hire, preferred * Experience designing Behavior Trees (BTs) for high-level decision-making in autonomous systems. Upon Hire, preferred * Understanding of perception integration for planning in dynamic environments. Upon Hire, required * Strong mathematical foundation in optimization, graph theory, and control systems. Upon Hire, requiredCompetencies: * Active Learning * C++ * Communicating Complex Concepts * Disruptive Innovation * Linux * Programming * Robotics/Computer Controlled Machinery * Troubleshooting Technical ProblemsOther Details Work Hours: * Generally, 8:00 am - 5:00 pm with occasional irregular hours depending on workload.Travel Requirements: * Occasional (25%-50%) Potential testing and data collection at customer sites.Compensation: * This is a salary position paid biweekly.About UsArcBest is a multibillion-dollar integrated logistics company that's helped businesses build better supply chains for over a century. With 14,000+ employees across 230 campuses and service centers, we connect owned assets, a broad brokerage network and innovative technology to deliver end-to-end supply chain solutions for customers around the world.