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Zscaler Logo

Principal Machine Learning Engineer

Zscaler

$175,000 - $250,000
Jul 9, 2025
San Jose, CA, USA
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The company is looking to solve complex cybersecurity challenges through innovative machine learning and artificial intelligence projects.

Requirements

  • Strong proficiency in Python, SQL, ML libraries and frameworks
  • Extensive experience in data modeling, feature engineering, model development, and error analysis
  • Proven track record of designing, building and shipping end-end applications at scale, with familiarity with multi-agent systems and orchestration frameworks
  • Strong experience with LLM’s, agent architectures, prompt engineering and SOTA AI frameworks
  • Deep expertise with cloud infrastructure (e.g. AWS, GCP) for AI workloads
  • Solid understanding of machine learning concepts and their applications in cybersecurity

Responsibilities

  • Leading the design and development of cutting edge, production ready ML systems and pipelines, cybersecurity applications
  • Optimizing existing machine learning pipelines for improved efficiency and scalability
  • Exploring and experimenting with advanced AI techniques and architectures to solve complex cybersecurity problems
  • Collaborating with cross-functional teams to define project requirements and ensure alignment with business objectives
  • Ensuring systems and applications meet reliability, scalability and performance requirements

Other

  • 10+ years of experience as a Machine Learning Engineer, with a proven track record of delivering successful projects
  • Excellent communication skills with ability to translate complex technical concepts to stakeholders
  • Bachelor's degree in Computer Science, Engineering, or a related technical field (Master's Degree or PhD preferred)
  • 3 days a week in-office work in San Jose, CA