The CAD Designer is responsible for preparing and maintaining engineering or sustaining project design layouts, production drawings and other related documentation per ANSI/ Schlumberger standards, considering methods of manufacture and tolerance and their effect on related parts or assemblies. Function as a design engineer for routine/correction. Prepare average complexity original mechanical layouts using the CAD system. Depending on seniority, use the CAD system to prepare and maintain highest complexity mechanical and average complexity electrical and electronic product and production drawings and other related documentation from layouts, sketc.hes or verbal instructions. Be responsible for accuracy of assignments, except for design features that are the responsibility of the project engineer. Understand ANSI/Schlumberger drafting methods, standards and procedures. Understand Schlumberger manufacturing processes and techniques, and interpretation of ANSI/Schlumberger standards and procedures. Possesses basic knowledge of the mechanical and, depending on the seniority, partial to total knowledge of the electrical and electronic Product Line. Maintain status reports on all projects assigned.