Build email security with transformer training and production engineering as a Senior Machine Learning Engineer working remotely from Canada. Protect infrastructure against evolving threats.
This senior role develops and deploys machine learning technology against spam, phishing, and other cyber threats. You will train models with PyTorch, build productive CPU inference, and improve a production solution filtering email across approximately 5,000 hosting servers. The work spans datasets, evaluation, releases, and quality improvements.
Key Responsibilities: Train, evaluate, and release spam detection models
Develop Go inference services and mail filter integrations
Investigate customer reported spam and phishing incidents
Optimize detection rates against false positive risks




Maintain training infrastructure and corpus management tools
Requirements: At least five years delivering detection or classification systems
Production classifier ownership from corpus construction through release
Transformer training experience with PyTorch and ONNX export
Strong Linux, shell scripting, and Python knowledge
B2 level or higher English with strong written communication
Apply machine learning, systems engineering, and evidence based judgment to strengthen reliable email threat detection.

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📌 Senior Machine Learning Email Security Engineer (Manitoba)
🏢 Jobgether
📍 Manitoba