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U.S. Department of Labor
Industry: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who investigates composition, structure, and history of rock masses forming earth's crust. * Applies findings to such fields of investigation as causes of formations, breaking down and weathering, chemical composition and forms of deposition of sedimentary rocks, methods of eruption, and origin and causes of metamorphosis.
Industry:Professional careers
A professional who plans construction and coordinates operation of facilities for transmitting power from distribution points to consumers. Responsibilities include: * Lays out substations and overhead and underground lines in urban and rural areas. * Prepares specifications and estimates costs. * Makes complex electrical computations to determine type and arrangement of circuits and size, type and number of pieces of equipment, such as transformers, circuit breakers, switches, and lightning arresters. * Computes sag and stress for specifications on wire and cable. * Plans layout of pole lines and underground cable and solves problems, such as determining height, location, spacing, guying, and insulating of poles. * May be designated according to specialization as Overhead-Distribution Engineer (utilities); Rural-Service Engineer (utilities); Substation Engineer (utilities); Underground-Distribution Engineer (utilities)
Industry:Professional careers
A professional who plans layout and oversees maintenance of protection equipment of an electric power distribution system to minimize interruption to service and danger to lives and equipment from abnormalities, such as overload, no load, and short circuits. Responsibilities include: * Studies drawings of power system and makes complex calculations to determine type, number, location, and correlation of protectors, such as relays, circuit breakers, fuses, and grounding devices. * Plans adjustments and additions to protective system necessitated by increased demands in development of new residential areas and unusual requirements of heavy industry. * Coordinates testing, repair, and installation of equipment. * Studies new developments to determine suitability of their application to protection system. * May program and direct computer analyses of system operating characteristics, such as power flow under normal and short-circuit conditions, system stability, and voltage and load limitations to obtain data used for such purposes as timing major system changes and additions, and analyzing interconnecting system problems. * May be designated according to specialization as Grounding Engineer (utilities); Relay Engineer (utilities)
Industry:Professional careers
A professional who plans layout of complete departments of industrial plant or commercial establishment to provide maximum possible operating efficiency. Responsibilities include: * Measures and studies available floor space and draws plan of floor space to scale, using drafting tools. * Studies sequence of operations to be performed and flow of materials. * Studies and measures machines, conveyors, benches, furnaces, and other equipment. * Coordinates all available knowledge and information into finished scale drawing, showing most efficient location for each piece of equipment and necessary working area around each. * May use computer-assisted design/drafting equipment.
Industry:Professional careers
A professional who designs electrical equipment and products, performing duties as described under design engineer, facilities master title; design engineer, products master title.
Industry:Professional careers
A professional who plans and conducts analysis of aerodynamic, thermodynamic, aerothermodynamic, and aerophysics concepts, systems, and designs to resolve problems and determine suitability and application to aircraft and aerospace products. Responsibilities include: * Establishes computational methods and computer input data for analyzing problems. * Analyzes designs and develops configurations to ensure satisfactory static and dynamic stability and control characteristics for completed vehicle. * Initiates and assists in formulating and evaluating laboratory, flight, and wind tunnel test programs, and prepares reports and conclusions for other engineering and design personnel. * Coordinates activities of model design group and model shop to assure required configuration of wind tunnel models. * Prepares air load data on vehicle to conform to aerodynamic requirements. * May prepare reports on results of analyses, such as flight performance validation, aircraft configuration, trade studies, and aircraft certification. * May confer with customer on performance problems during operational life of vehicle. * May specialize in analysis of thermodynamic effects and be designated Thermodynamics Engineer.
Industry:Professional careers
A professional who applies engineering technology and knowledge of biological sciences to agricultural problems concerned with power and machinery, electrification, structures, soil and water conservation, and processing of agricultural products. Responsibilities include: * Develops criteria for design, manufacture, or construction of equipment, structures, and facilities. * Designs and uses sensing, measuring, and recording devices and instrumentation to study such problems as effects of temperature, humidity, and light, on plants or animals, or relative effectiveness of different methods of applying insecticides. * Designs and directs manufacture of equipment for land tillage and fertilization, plant and animal disease and insect control, and for harvesting or moving commodities. * Designs and supervises erection of structures for crop storage, animal shelter, and human dwelling, including light, heat, air-conditioning, water supply, and waste disposal. * Plans and directs construction of rural electric-power distribution systems, and irrigation, drainage, and flood-control systems for soil and water conservation. * Designs and supervises installation of equipment and instruments used to evaluate and process farm products, and to automate agricultural operations. * May conduct radio and television educational programs to provide assistance to farmers, local groups, and related farm cooperatives. * Workers are usually designated according to area of specialty or product.
Industry:Professional careers
A professional who establishes engineering and technical limitations and applications for items, materials, processes, methods, designs, and engineering practices for use by designers of machines and equipment, such as aircraft, automobiles, and space vehicles. Responsibilities include: * Communicates with management of industrial organization to maintain knowledge of current and proposed projects in order to develop appropriate standards for design and production of new items. * Evaluates data in scientific journals, suppliers' catalogs, government standards documents, and other sources of information on materials, processes, and parts to update knowledge of available resources. * Prepares specification sheets and standard drawings designating parts and materials acceptable for specific uses, using knowledge of primary engineering discipline and related disciplines. * Examines all factors involved to confirm that standards will result in most economic use of material and labor consistent with safety and durability of final product. * Reviews standards prepared with other departmental specialists to assure consistency with existing standards and those in other specialized disciplines. * Communicates with user personnel to confirm knowledge of standards and cooperation of various project groups. * Follows established procedures for retention of data developed to assure optimum storage and retrieval by manual or automated methods.
Industry:Professional careers
A professional who investigates and eliminates inductive interference by power transmission systems in telephones and radio receivers. Responsibilities include: * Conducts technical investigations relating to inductive-coordination problems, including joint field investigations with engineers of communications and railroad companies. * Checks proposed parallels between power and communications circuits and recommends installation of facilities to eliminate or reduce inductive interference. * Consults with transmission and distribution line engineers on design of lines for prevention or reduction of radio interference. * Conducts research in detection and elimination of the causes of radio noises in transmission systems. * Assists municipalities on problems related to control equipment for alarm systems.
Industry:Professional careers
A professional who controls gamma radiation equipment to irradiate materials for scientific research. Responsibilities include: * Inserts capsules of materials to be irradiated into tubes leading to reactor core, using extension tool. * Computes radiation time and dosage for experiments, and gamma intensities required at various distances from grid, using standard formulas, conversion tables, and slide rule, and submits data to supervisor for review. * Tends cutoff saw, mounted on water-filled canal floor (radiation shield), that cuts fuel elements to size to fit into shielding boxes, using extension tools. * Places fuel elements in geometric configurations around tube in gamma facility according to radiation intensity specifications. * Lowers experimental materials, such as foods, plastics, or metal, into tube to subject material to irradiation for specified period of time. * Lowers extension tool into floor of canal and transfers materials from completed experiments, and spent fuel elements discharged from reactor, to storage area on canal floor or into cask for subsequent shipment. * Writes summary of irradiation activities performed. * Monitors instruments and gauges that control heating, ventilating, steam, and water systems, and instruments that record gamma intensity, temperatures of experiments, and fuel elements in canal.
Industry:Professional careers