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Halian | Managed Services, Recruitment Agency & Contract Staffing · 2 days ago

Senior Reinforcement Learning Engineer

Florida, United States

Full-time

Hybrid

Mid, Senior Level

$190K/yr - $270K/yr

4+ years exp

Halian is an advanced AI-driven technology company focused on solving high-impact, real-world problems in various sectors. They are seeking a Senior Reinforcement Learning Engineer to design, implement, and deploy RL-based decision-making systems in critical environments.

EnterpriseInformation TechnologyProfessional Services

No H1B

Hiring Manager

Marlon Bannister

Responsibilities

Design, implement, and optimize RL agents for complex, dynamic, and high-stakes environments

Develop simulation environments (stochastic, agent-based, or hybrid) to train and evaluate RL policies

Integrate RL models with supervised and unsupervised ML pipelines using structured (tabular) and temporal data

Evaluate model robustness, generalization, and failure modes under uncertainty or adversarial conditions

Collaborate with domain experts to formalize reward functions, constraints, and state spaces

Maintain hands-on involvement in experimentation, deployment, and optimization

Qualification

Reinforcement LearningMachine LearningPythonMDPsPOMDPsRL frameworksEnd-to-end ML pipelinesAgent-based modelingUncertainty modelingTechnical rigorEthical awareness

Required

4+ years of ML experience, with deep expertise in reinforcement learning

Strong foundation in MDPs, POMDPs, policy gradients, value-based methods, and model-based RL

Hands-on experience with RL frameworks such as Stable-Baselines, RLlib, or PyTorch/JAX implementations

Strong Python skills and experience building end-to-end ML pipelines

Comfortable working with tabular, time-series, and simulation-generated data

Preferred

Experience with agent-based modeling, digital twins, or hierarchical/multi-agent RL

Experience in high-stakes, regulated, or mission-critical environments

Familiarity with uncertainty modeling, robustness testing, or safety-aware RL

Company

Halian | Managed Services, Recruitment Agency & Contract Staffing

Halian, with nearly 30 years of experience across the Middle East, Europe, and the US, is dedicated to shaping the future of Workforce Management and Managed Services.

Founded in 1996

Laeken, Brussels Hoofdstedelijk Gewest, BEL

501-1000 employees