Principal ML Engineer — Remote AI & Scale Leader

Atlassian is looking for a Principal ML Engineer to drive Rovo Chat, leading cross-functional teams from design to production. You will own model evaluation, data strategy, and system architecture while delivering measurable improvements for millions of users. You will stay hands-on while shaping direction across models, prompts, and latency, balancing quality, safety, and cost. This role emphasizes mentorship and strategic impact across Atlassian’s AI offerings.