Machine Learning Engineer

Doppel

full-time

Posted on: 9/7/2025

Location: New York • 🇺🇸 United States

✨ AI Apply

Mid-LevelSenior

Cyber Security

About the role

Design, train, and deploy models for both batch and real-time inference that identify malicious or infringing content across diverse data sources.
Partner closely with the Detection and Infrastructure teams to ensure our ML systems scale with the volume of web data we ingest
Work on problems that range from NLP and embeddings to similarity search, classification, and anomaly detection
Collaborate directly with customers and internal stakeholders to translate real-world threats into production ML systems
Work on scalable systems that monitor billions of domains, social media accounts, apps, dark web forums, etc., and leverage AI agents to identify and neutralize digital threats.

Have experience building and deploying ML systems in production environments
Are comfortable working with large-scale datasets and distributed data processing frameworks
Understand the trade-offs between research-quality models and production-ready systems
Are excited about solving real-world problems where the adversary is constantly evolving
Experience with NLP and embeddings, similarity search, classification, and anomaly detection
Partnering with Detection and Infrastructure teams (collaboration skills)
Collaborate directly with customers and internal stakeholders