Senior Research Engineer - Safety Tooling and Data

About the role

As a Senior Research Engineer on the Safety team, you will help develop safer, more secure, and more reliable AI models. Your primary focus is building tools for data synthesis, analysis, and management that support both model training and evaluation. You will own the vision for these tooling repositories and work closely with research scientists and engineers.

Key responsibilities

• Design and implement robust data pipeline tooling that enables frequent, low‑friction data generation and annotation.
• Create cohesive data infrastructure that supports continuous parallel operation with model experimentation.
• Establish standardized processes for data validation, analysis, and improvement for both training and evaluation data.
• Collaborate with the ML modeling team to align data capabilities with experimental needs.
• Maintain opinionated, well‑documented solutions that become team standards.
• Develop systematic analysis frameworks to identify new data sources and benchmark coverage gaps.

Required profile

• Extremely strong software engineering skills.
• Strong statistical expertise and experience evaluating scientific experiments related to data collection and model performance.
• Proficiency in Python, ML frameworks such as PyTorch, and Big Data tools like BigQuery and SQL.
• Demonstrated ability to own complex technical projects from conception to deployment.
• Opinionated approach to technical architecture with principled decision‑making.
• Understanding of ML data requirements and the intersection of data engineering with modeling workflows.

Required skills

• Python
• PyTorch
• BigQuery
• SQL

What we offer

• Weekly lunch stipend of $75 (or equivalent).
• Full health, dental and mental‑health benefits.
• RRSP matching, 401(k) and pension scheme.
• 100% parental‑leave top‑up for up to 6 months.
• Annual enrichment benefits (arts, fitness, workspace credit).
• Education and learning stipend for conferences, courses and coaching.
• 6 weeks paid vacation (30 working days).
• Travel budget for office visits and an annual company off‑site.
• $500 home‑office stipend.