A Plumber installs, maintains, and repairs water and drainage systems, fixtures, and appliances in residential, commercial, and industrial settings. Key responsibilities include diagnosing issues, installing pipes and systems, repairing leaks and blockages, ensuring compliance with regulations, and using specialized tools. Essential skills for plumbers are practical knowledge of plumbing systems, problem-solving abilities, strong communication, attention to detail, and the physical dexterity to handle tools and work in various environments.