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U.S. Department of Labor
Отрасли: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who examines engineering drawings of military and commercial parts, assemblies, and installations to detect errors in design documents. Responsibilities include: * Compares figures and lines on production drawing or diagram with production layout, examining angles, dimensions, bend allowances, and tolerances for accuracy. * Determines practicality of design, material selection, available tooling, and fabrication process, applying knowledge of drafting and manufacturing methods. * Confers with design personnel to resolve drawing and design discrepancies. * May specialize in checking specific types of designs, such as mechanical assemblies, microelectronic circuitry, or fluid-flow systems. * May operate copier equipment to make duplicates of designs.
Industry:Professional careers
A professional who develops improved or new designs for automotive structural members, engines, transmissions, and associated automotive equipment or modifies existing equipment on production vehicles, and directs building, modification, and testing of vehicle, using computerized work aids. Responsibilities include: * Conducts experiments and tests on existing designs and equipment to obtain data on function of and performance of equipment. * Analyzes data to develop new designs for motors, chassis, and other related mechanical, hydraulic, and electromechanical components and systems in automotive equipment. * Designs components and systems to provide maximum customer value and vehicle function, including improved economy and safety of operation, control of emissions, and operational performance, at optimum costs. * Directs and coordinates building, or modification of, automotive equipment or vehicle to ensure conformance with engineering design. * Directs testing activities on components and equipment under designated conditions to ensure operational performance meets design specifications. * Alters or modifies design to obtain specified functional and operational performance. * May assist automotive design drafter in developing structural design for auto body. * May conduct research studies to develop new concepts in automotive engineering field.
Industry:Professional careers
A professional who draws rough layout and sketches, and assigns work to and directs subordinate drafting workers. Responsibilities include: * Sketches layout according to design proposal and standard specifications and practices. * Assigns drafting of detail drawings to subordinate personnel and verifies accuracy and completeness of finished drawings. * May perform duties described under drafter master title.
Industry:Professional careers
A professional who directs implementation of planning schedule for installation of central office toll or local switching facilities, or interoffice transmission facilities equipment, such as radio, TV, camera, and repeaters. Responsibilities include: * Reviews planning schedule or equipment request and data on projected traffic to determine quantities of specific types of equipment required. * Plans arrangement of equipment, prepares cost estimates for equipment and installation, and submits data to management for authorization approval. * Prepares drawings and equipment specifications for installation. * Monitors installation activities to solve any problems concerning arrangement or specifications. * Assigns equipment and installation expenditures to specific program or project accounts. * Closes out installation authorization when equipment has been tested and put in service.
Industry:Professional careers
A professional who sells agricultural machinery and equipment and provides technical services to client, performing duties as described under sales engineer master title.
Industry:Professional careers
A professional who designs and drafts layout for printed circuit boards (PCB's) according to engineering specifications, utilizing knowledge of electronics, drafting, and PCB design. Responsibilities include: * Reviews and analyzes engineering design schematics and supporting documents to plan layout of PCB components and printed circuitry. * Confers with engineering staff to resolve design details and problems. * Drafts detailed drawings (drafter master title) and composes master layout of design components and circuitry. * Examines and verifies master layout for electrical and mechanical accuracy. * May verify accuracy of film reproductions of master layout. * May prepare copies of drawings for use in PCB fabrication, using blueprint or diazo print machine. * May generate computer tape for use in photo plotting design onto film, using digitizing equipment.
Industry:Professional careers
A professional who fabricates, modifies, and repairs experimental and laboratory glass products, using variety of machines and tools, and provides technical advice to scientific and engineering staff on function, properties, and proposed design of products, applying knowledge of glass technology. Responsibilities include: * Confers with scientific or engineering personnel to exchange information and suggest design modifications regarding proposed glass apparatus, such as distillation and high-vacuum systems. * Cuts glass tubing of specified type, using cutting tools, such as glass saw and hot-wire cutter. * Heats glass tubing until pliable, using gas torch, and blows, bends, and shapes tubing to specified form, using blowhose, handtools, and manual pressure. * Performs finishing operations to fabricate glass product or section, using machines and equipment, such as $T3lapping$T1 and polishing wheels, spot-welding and sandblasting machines, internal-plating equipment, and drill press. * Measures products to verify dimensions, using $T3optical scanner,$T1 micrometers, and calipers, and examines glass coloration for degree of internal stress, using polariscope, to determine annealing requirements. * Anneals products, using annealing oven. * Joins and seals subassemblies to assemble finished product, using gas torch, handtools, and vacuum pump. * May operate special equipment, such as radio-frequency-fusing machine, to bond glass to metal, quartz, and ceramic materials. * May identify glass of unknown composition by heating with gas torch and evaluating curvature, bondability, and color characteristics. * May direct and train glass blowers, laboratory apparatus. * May design fixtures for use in production of prototype glass products and prepare sketches for machine-shop personnel. * May prepare cost estimates for prototype glass products. * May requisition or recommend purchase of materials, tools, and equipment. * May specialize in specific types of glass scientific apparatus and have knowledge of effects of special environments on glass, such as radioactivity, vacuums, gases, chemicals, and electricity.
Industry:Professional careers
A professional who develops welding techniques, procedures, and application of welding equipment to problems involving fabrication of metals, utilizing knowledge of production specifications, properties and characteristics of metals and metal alloys, and engineering principles. Responsibilities include: * Conducts research and development investigations to develop and test new fabrication processes and procedures, improve existing or develop new welding equipment, develop new or modify current welding methods, techniques, and procedures, discover new patterns of welding phenomena, or to correlate and substantiate hypotheses. * Prepares technical reports as result of research and development and preventive maintenance investigations. * Establishes welding procedures to guide production and welding personnel relating to specification restrictions, material processes, pre- and post-heating requirements which involve use of complex alloys, unusual fabrication methods, welding of critical joints, and complex postheating requirements. * Evaluates new developments in welding field for possible application to current welding problems or production processes. * Directs and coordinates technical personnel in performing inspections to ensure workers' compliance with established welding procedures, restrictions, and standards; in testing welds for conformance with national code requirements; or testing welding personnel for certification. * Contacts personnel of other agencies, engineering personnel, or clients to exchange ideas, information, or offer technical advice concerning welding matters. * May perform experimental welding to evaluate new equipment, techniques, and materials.
Industry:Professional careers
A professional who investigates causes and devises means to combat or eliminate electrolysis of water, gas, and oil mains and pipelines resulting from stray electric currents flowing in earth. Responsibilities include: * Determines existence and locates sources of stray electric currents creating electrolytic conditions, using voltmeters, ammeters, and other electrical testing apparatus. * Recommends preventive and corrective measures for protection of pipe and underground structures, such as use of insulating and corrosion resisting materials. * Confers with power company personnel and power consumers and suggests methods to eliminate sources of power leakage. * Studies destructive properties of soil, corrosive actions, and other problems of deterioration, and suggests methods of preventing or mitigating trouble. * Writes reports of studies and investigations conducted. * May design and direct installation of cathodic protection stations to minimize and control electrolysis. * May design and construct apparatus for use in testing materials or determining location of stray electric currents.
Industry:Professional careers
A professional who designs layout for integrated circuits (IC), according to engineering specifications, using computer-assisted design (CAD) equipment and software, and utilizing knowledge of electronics, drafting, and IC design rules (standard IC manufacturing process requirements). Responsibilities include: * Reviews and analyzes engineering design schematics and supporting documents, such as logic diagrams and design rules to plan layout of IC. * Confers with engineering staff to resolve design details or problems. * Enters engineering specifications into computer memory of CAD equipment and composes configurations on equipment display screen of IC logic elements (basic components of integrated circuit, such as resistors and transistors) for all IC layers, using keyboard, digitizing work aids (light pen or digitizing tablet), and engineering design schematics, and applying knowledge of design rules, programmed CAD functions, and electronics. * Compares logic element configuration on equipment display screen with engineering schematics and redesigns or modifies logic elements, as needed, using digitizing work aids (light pen or digitizing tablet), keyboard, and programmed CAD functions. * Lays out, redesigns, and modifies arrangement and interconnections of logic elements for each layer of integrated circuit, using digitizing work aids (light pen or digitizing tablet), keyboard and programmed CAD functions listed on display screen. * Keys in specified commands, using CAD equipment keyboard, to test final IC layout for errors in design rules, using design rule software package. * May generate copy of logic element design, using plotter to verify that logic element design copy meets design requirements and for use in laying out IC layer design for Very Large Scale (VLS) integrated circuits. * May generate tape of final layout design for use in producing photo masks for each layer of IC, using CAD equipment. * May program CAD equipment to change CAD functions listed on display screen, using keyboard. * May be designated according to complexity of IC designed as IC Designer, Custom; IC Designer, Gate Arrays; IC Designer, Standard Cells.
Industry:Professional careers