The following are general terms and definitions as it pertains to craft levels. Under each craft there are several divisions of personnel, based on experience, training and primary job function. The following categories may be applied to each field craft:

 HELPER - A worker who assists another worker, usually of a higher level of competence or expertness, by performing a variety of duties, such as furnishing another worker with materials, tools, and supplies, cleaning work area, machines, and equipment; holding materials or tools; and performing other routine duties. A worker whose duties are limited or restricted to one type of activity, such as moving materials from one area to another, feeding machines, cleaning machines or work area. A Helper may learn a trade but does so without a formal agreement with an employer, Consequently, the title HELPER is sometimes used as a synonym for Apprentice.

APPRENTICE - A worker who learns, according to a written or oral contractual agreement, a recognized skilled craft or trade requiring one or more years of on-the-job training through job experience supplemented by related classroom, formal instruction, prior to being considered a qualified skilled worker. High school or vocational school education is often a prerequisite for entry into an apprenticeship program. Provisions of apprenticeship agreement regularly include length of apprenticeship; a progressive scale of wages; work processes to be taught; and amount of instruction in subjects related to the craft. The title, APPRENTICE is loosely used as a synonym for beginner, helper or trainee.

CRAFTSMAN/JOURNEYMAN - A term applied to a worker who has completed a specified traiing program as an Apprentice in learning a trade or craft, or who can give proof of a specified number of years of qualifying experience for such trade or craft. The training may be formal or informal (on-the-job training) under the supervision of a qualified journeyman. Many craftsmen/journeymen may be required to demonstrate proficiency in their trade by successfully completing a knowledge and performance based certification program through nationally recognized organizations such as NCCER (National Center of Construction Education & Research), NCCCO (National Ccommissison for the Certification of Crane Operators, ASME (American Society for Mechanical Engineers), etc.

FOREMAN- A term applied to a worker (usually a craftsman/journeyman) who takes the lead and gives directions to workers while performing same duties as workers. Regularly performs all tasks of workers in group. Supervisory functions may include, but are not limited to new hire orientation, discipline, training, work organization, etc. Reports to either a General Foreman, Site Superintendent or Project Manager.

SUPERINTENDENT- Supervises and coordinates activities of workers engaged in one or more occupations. Studies production schedules and estimated worker-hour requirements for completion of job assignment. Interprets comany policies to workers and enforces safety regulations. Interprets specifications, blueprints, and job orders to workers, and assigns duties. Establishes or adjusts work procedures to meet production schedules, using knowledge of capacities fo machines and equipment. Recommends measures to improve production methods, equipment performance and quality of product, and suggests changes in working conditions and use of equipment to increase efficiency of shop, deparment or work crew. Analyzes and resolves work problems, or assists workers in solving work problems. Initiates or suggests plans to motivate workers to achieve work goals. May estimate, requisition and inspect materials. May confer with other supervisors to coordinate activities of individual departments. May be responsible for all personnel activities such as hiring, training, disciplining, coaching, and terminating.