A document outlining the responsibilities, qualifications, and expectations for individuals employed in roles involving the maintenance, repair, and operation of essential public services. This encompasses tasks such as installing and repairing pipelines, electrical systems, or water mains. For example, it might specify the required certification for operating heavy machinery or the physical demands of working in various weather conditions.
Such documentation provides clarity and structure to the employment relationship, ensuring both the employer and employee understand the scope of the work involved. It serves as a foundation for performance evaluations, training programs, and compensation structures. Historically, these descriptions have evolved from simple task lists to more comprehensive guides reflecting increasing regulatory demands and technological advancements in the sector.