A production manager's responsibilities include:
Planning
Creating production schedules, determining resource needs, and ordering resources
Managing resources
Overseeing equipment and facilities, and ensuring stock levels are adequate
Ensuring quality
Setting and enforcing quality standards, and monitoring production processes to ensure they meet those standards
Managing costs
Estimating costs, negotiating budgets, and ensuring production is cost effective
Maintaining equipment
Conducting regular inspections, organizing repairs, and ensuring equipment is properly maintained
Ensuring safety
Ensuring health and safety guidelines are followed, and addressing any concerns immediately
Communicating
Liaising with other departments, ensuring everyone is aware of process changes, and providing status reports

A production manager is a technical expert responsible for the planning, management and supervision of industrial manufacturing processes,