A plumber installs, repairs, and maintains piping systems for water, gas, and drainage, crucial for safety and functionality in residential, commercial, and industrial settings. Key responsibilities include diagnosing issues, adhering to building codes, and collaborating with contractors and engineers. Required skills include technical proficiency, problem-solving, and customer service. Typical environments may vary from construction sites to homes. Career progression can lead to roles in plumbing management, specialized services, or entrepreneurship. Continuous training enhances skills and increases advancement opportunities.