Senior Machine Learning Engineer, Genai Security

Reddit, Inc.

Remote, US
Base: $216,700 - $303,400 usd; equity: eligible fo...
Remote
5+ years production ml experience
Pytorch or tensorflow frameworks
End-to-end model lifecycle ownership
Reddit is seeking a Senior Machine Learning Engineer for its GenAI Security team, responsible for developing and securing AI traffic across user-facing systems. The ideal candidate will have extensive experience in building and deploying machine learning models, particularly in security contexts

Job Summary

  • The GenAI Security team is responsible for protecting Reddit's AI traffic and adoption by building zero-trust, defense-in-depth systems.
  • This role owns the full machine learning lifecycle from problem definition and data ETL to deployment, monitoring, and retraining of security models.
  • Candidates will design rigorous evaluation suites for adversarial examples and improve model precision, recall, and latency for high-impact production surfaces.

Matching Summary

Match Score: 85

Reddit is seeking a Senior Machine Learning Engineer for its GenAI Security team, responsible for developing and securing AI traffic across user-facing systems. The ideal candidate will have extensive experience in building and deploying machine learning models, particularly in security contexts.

Salary

Base: $216,700 - $303,400 USD; Equity: Eligible for restricted stock units; Benefits: Comprehensive healthcare, 401k match, paid parental leave

Skills & Requirements

Must-have

  • 5+ years production ML experience
  • PyTorch or TensorFlow frameworks
  • End-to-end model lifecycle ownership
  • Deep learning architectures and transformers
  • Python and/or Go software development

Nice-to-have

  • Experience with adversarial ML techniques
  • Knowledge of MLOps tools like Airflow or Ray
  • Background in trust and safety domains
  • Familiarity with model distillation strategies

Key Requirements

  • BS degree in Computer Science or related field
  • 5+ years of experience building production ML models
  • Hands-on experience with PyTorch, TensorFlow, or similar

Work Rights

Not specified

Tailored Resume

Cover Letter