Senior Motion Planning Engineer – Safety Layer
Posted 2hrs ago
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Job Description
Senior Motion Planning Engineer designing safety-layer algorithms for Motional’s autonomous vehicles. Developing evasive maneuvers, simulation tools, and fleet-wide safety metrics.
Responsibilities:
- Design, implement, and test algorithms for synthesizing and selecting trajectories across asynchronous generation sources
- Develop evasive maneuver planning algorithms with low-level control systems for collision avoidance
- Evaluate multiple perception sensor modalities for identifying safety-critical scenarios
- Construct test and analysis tooling for isolated and system-level safety-layer evaluation
- Select test parameters and analyze test results
- Validate and improve dynamic simulation environments, including validation against real-world data
- Define and implement performance, comfort, and safety metrics
- Perform quantitative analysis of fleet-wide vehicle data
- Support root-cause analysis of simulation, closed-course, and public-road events
- Travel for in-person vehicle testing at Motional and partner deployment and test-track locations, typically once every 4 to 6 months
- Maintain cross-functional relationships across the organization and communicate impacts on overall autonomous-vehicle performance
Requirements:
- MS or PhD preferred in Control Theory, Robotics, Computer Science, Applied Math, or a related field
- 3+ years of experience developing motion planning and collision avoidance algorithms and components in an industrial setting, preferably in the AV industry
- Strong background in modern C++ programming (C++17, C++20), emphasizing high-performance and reliable systems
- Experience with trajectory generation through numerical optimization and sampling-based approaches
- Experience with cost- and heuristic-based trajectory selection
- Experience with multi-modal prediction models
- Experience with geometric and physics-based collision detection
- Experience with time-series data processing and data visualization
- Familiarity with dynamic collision modeling, convex set processing, state machine logic, and multi-rate decision-making processes
- Familiarity with agentic-based development tooling
- Familiarity with Linux-based operating systems
- E-Verify employment eligibility verification for newly hired employees
Benefits:
- Medical insurance
- Dental insurance
- Vision insurance
- 401(k) with a company match
- Health savings accounts
- Life insurance
- Pet insurance
- Potential bonus compensation
- Potential company equity
- Inclusive and diverse work environment














