CareerPlanSign in

Principal AI/ML Researcher

USA💼 Full-time🗓 2026-07-28 → 2026-09-26

Core

Architecting and operationalizing cognitive AI systems that combine post-trained foundational models, explicit memory, and recursive planning strategies for real-world decisioning.

Role type

Principal AI/ML Researcher (Reasoning, Planning, and Decision-Making)

Builds

Intelligent decisioning substrates, multi-agent systems, and cognitive AI architectures for personalized environments.

Domain

AI/ML, Cognitive Systems, Reasoning, Planning, Reinforcement Learning

Deliverable

production ML models

Required skills

Post-training intelligence frameworks, Large Reasoning Models (LRMs), Knowledge Graphs, Reinforcement Learning, Multi-agent systems, Symbolic-sub-symbolic integration, Distributed reasoning, Plan induction, Value estimation, Hybrid model architectures (connectionist-symbolic), Multi-agent coordination

Preferred skills

Ph.D. in AI/ML/Robotics, Published work/patents in multi-agent reasoning, Neuro-symbolic systems, Memory architectures, Task graphs, Semantic program induction

Technologies

Java, Python, C++, PyTorch, Ray, JAX, RLlib

Responsibilities

Drive foundational research in reasoning engines and planning architectures; Architect RPD systems integrating LLMs/LRMs, KGs, and RL controllers; Build stateful dynamic models combining supervised learning and reinforcement; Set technical direction for planning infrastructure; Mentor teams in systems thinking and causal modeling; Productionize real-time reasoning loops with low-latency inference.

Seniority

Principal, hands-on IC with strategic influence

Sourced via codingjobboard · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.