Senior Machine Learning Engineer - Artificial Intelligence

About the Role :

We are looking for an experienced and highly skilled Senior Machine Learning Engineer to lead end-to-end development and deployment of large-scale ML systems.

You will join a cutting-edge team building personalized, AI-driven experiences for PlayStation users, impacting millions globally.

This role blends deep technical expertise in ML, DL, and AI with leadership responsibilities, working cross-functionally across Engineering and Product teams.

Youll drive innovation using advanced ML technologies, contribute to architectural decisions, and mentor other team members, ensuring consistent delivery of high-impact solutions.

Key Responsibilities :

Design, develop, and deploy large-scale ML / DL models for production use in areas such as :

• Content personalization
• Predictive safety
• Search and recommendation systems
• Time series forecasting
• Conversational AI / Virtual assistants
• Build and optimize data pipelines, model training workflows, and scalable deployment architectures.
• Lead ad-hoc POCs and R&D initiatives on new AI / ML technologies (e.g., LLMs, Transfer Learning, NLP models).
• Translate business problems into clear ML problem statements and propose optimized technical solutions.
• Configure and execute A / B testing and define evaluation metrics to validate model performance both offline and online.
• Collaborate with Product Managers, Engineers, and Analysts to understand requirements and deliver business impact.
• Mentor junior engineers, conduct training sessions, and support team upskilling through knowledge-sharing initiatives.
• Ensure best practices in code quality, version control, CI / CD pipelines, and ML monitoring.

Primary Skills Required :

Core Domains :

ML Techniques :

ML Frameworks & Tools :

Qualifications :

Good to Have :

Soft Skills & Leadership :

(ref : hirist.tech)