Develop specifications and instructions for installation of voltage transformers, overhead or underground cables, and related electrical equipment used to conduct electrical energy from transmission lines or high-voltage distribution lines to consumers.

• Drafter, Electrical
• Estimator and Drafter
• Supervisor, Estimator and Drafter

• Assemble documentation packages and produce drawing sets which are then checked by an engineer or an architect.
• Confer with engineering staff and other personnel to resolve problems.
• Determine the order of work and the method of presentation, such as orthographic or isometric drawing.
• Draft working drawings, wiring diagrams, wiring connection specifications or cross-sections of underground cables, as required for instructions to installation crew.
• Draw master sketches to scale showing relation of proposed installations to existing facilities and exact specifications and dimensions.
• Explain drawings to production or construction teams and provide adjustments as necessary.
• Measure factors that affect installation and arrangement of equipment, such as distances to be spanned by wire and cable.
• Prepare and interpret specifications, calculating weights, volumes, and stress factors.
• Reproduce working drawings on copy machines or trace drawings in ink.
• Review completed construction drawings and cost estimates for accuracy and conformity to standards and regulations.
• Study work order requests to determine type of service, such as lighting or power, demanded by installation.
• Supervise and train other technologists, technicians and drafters.
• Use computer-aided drafting equipment and/or conventional drafting stations, technical handbooks, tables, calculators, and traditional drafting tools such as boards, pencils, protractors, and T-squares.
• Visit proposed installation sites and draw rough sketches of location.
• Write technical reports and draw charts that display statistics and data.

• analyze technical data, designs, or preliminary specifications
• communicate technical information
• compute cost estimates of construction or engineering projects
• conduct training for personnel
• confer with engineering, technical or manufacturing personnel
• create mathematical or statistical diagrams or charts
• direct and coordinate activities of workers or staff
• draw prototypes, plans, or maps to scale
• estimate time needed for project
• examine engineering documents for completeness or accuracy
• inspect manufactured products or materials
• prepare technical reports or related documentation
• read blueprints
• read schematics
• read specifications
• read technical drawings
• understand engineering data or reports
• understand technical operating, service or repair manuals
• use computer aided drafting or design software for design, drafting, modeling, or other engineering tasks
• use drafting or mechanical drawing techniques