Checking of detailed fabrication drawings for filter vessels, pressure vessels, piping isometric etc. Knowledge of ASME / ASTM materials. Knowledge of EIL's standard specifications of pressure vessels. Familiar with documentation procedure for ISO. Produce drawings using computer assisted drafting systems (CAD) or drafting machines or by hand using compasses, dividers, protractors, triangles and other drafting devices. Draft plans and detailed drawings for structures, installations, and construction projects such as highways, sewage disposal systems, and dikes, working from sketches or notes. Draw maps, diagrams, and profiles, using cross-sections and surveys, to represent elevations, topographical contours, subsurface formations and structures. Correlate, interpret, and modify data obtained from topographical surveys, well logs, and geophysical prospecting reports. Finish and duplicate drawings and documentation packages, according to required mediums and specifications for reproduction, using blueprinting, photography, or other duplicating methods.