Machine Learning Engineer, Enterprise Brain

Glean Glean · Enterprise · Mountain View, CA +1 · Engineering

Machine Learning Engineer focused on building the Enterprise Brain, a suite of proactive AI products that automate enterprise workflows using LLMs, advanced ML, agent orchestration, and ranking techniques. The role involves user understanding, task prediction, inventing LLM workflows, optimizing RL and fine-tuning, leading evaluation and benchmarking, building ML pipelines, and ensuring system performance.

What you'd actually do

  1. Work on deeply challenging ML problems involving user understanding and task prediction.
  2. Invent new LLM workflows and signals to improve reasoning, planning, and personalization.
  3. Design and optimize reinforcement learning and fine-tuning approaches to improve the quality of understanding, prediction and other agentic systems.
  4. Lead development of scalable evaluation, benchmarking, and optimization loops.
  5. Build and maintain robust ML pipelines for enterprise and knowledge graph construction.

Skills

Required

  • 3+ years of industry experience in AI or Machine Learning Engineering
  • Experience with search, recommendation, natural language processing, or other large-scale ML systems
  • Proven ability to design, build, and ship production-ready models and systems
  • Demonstrated expertise in ML evaluation, benchmarking, and data quality
  • Proficiency in ML framework of choice (e.g., TensorFlow, PyTorch)
  • Strong coding skills (Python, Go, Java, C++)

Nice to have

  • experience in building or maintaining evaluation frameworks for complex enterprise tasks
  • Mentor junior engineers

What the JD emphasized

  • production-ready ML solutions
  • production-ready models and systems
  • scalable evaluation
  • robust ML pipelines
  • end-to-end system performance
  • customer pain points
  • ML evaluation, benchmarking, and data quality
  • building or maintaining evaluation frameworks for complex enterprise tasks

Other signals

  • Work AI platform
  • Enterprise Graph
  • AI Assistant
  • AI agents
  • LLM choice
  • agentic capabilities
  • Work AI to every employee
  • Enterprise Brain
  • proactive AI products
  • LLM and other advanced ML techniques
  • agent orchestration
  • cutting-edge ranking techniques