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Computer Aided Drafting/Design Specialist

T10

Basic Purpose

Positions in this job family are responsible for performing technical or professional computer aided drafting and design (CADD) work and transportation management operations work developing departmental plans, maps, projects and reports.

Typical Functions

The functions within this job family will vary by level, but may include the following:

  • Performs a variety of technical, professional and administrative tasks requiring considerable background in CADD operations, transportation management operations, and departmental plans.
  • Develops and implements standards, policies and procedures for a CADD system including methods for the management of CADD files relating to the creation, standardization, modification, archival, intra- and inter-system transfer and plotting of files.
  • Responsible for all phases of CADD operations, transportation management operations, and use of engineering software related to CADD operations and electronic file management.
  • Provides training, guidance, expertise and assistance in CADD operations and transportation management operations to professional and/or technical staff.
  • Designs and prepares complex civil, architectural, mechanical, and electrical drawings for transportation projects and building structures which may include earthwork, drainage, material quantities, geometrics, and details using CADD applications.
  • Computes geometry for layouts and details of engineering drawings, plans, and maps; earthwork and material quantities for bridges, roadway surfacing, traffic controls and culverts.
  • Prepares engineering drawings utilizing CADD applications for such features as site plans; foundation floor and roof plans; highway, traffic, and bridge plans; front, rear and side elevations, cross sections, details, and schedules.
  • Supervises professional and/or technical staff in the preparation of departmental plans, maps, projects and reports.

Level Descriptors

The CADD Specialist job family has six levels which are distinguished by the level of the complexity of specific job assignments, the extent of responsibility assigned for a specific task, the level of expertise required for completion of assigned tasks, and the responsibility assigned for providing training and/or supervision to others.

Level I: Code: T10A Salary Band: F

Incumbents at this level perform drafting duties in a technical/training status.  Incumbents receive formalized and on-the-job training working under close supervision.

Knowledge, Skills and Abilities required at this level include knowledge of mathematics including percentages, algebra, plane and solid geometry and basic trigonometry; of basic engineering principles and techniques; of the techniques of mechanical drawing; of equipment; and of land survey terminology.  Ability is required to perform CADD work using engineering principles, techniques, computer programs, and equipment to express ideas clearly and concisely both orally and in writing; and to follow written and oral instructions.

Education and Experience requirements at this level consists of six months experience in CADD work, or an equivalent combination of education and experience, substituting the completion of three semester hours in CADD, engineering,  mathematics, or a closely related field for the required six months of experience; or an equivalent combination of education and experience, substituting the completion of one month of a vocational or technical training course in CADD for each month of the required experience.

Level II: Code: T10B Salary Band: G

Incumbents at this level perform technical drafting duties at the full performance level.

Knowledge, Skills and Abilities required at this level include those identified in Level I plus knowledge of CADD software and ability to plan and organize work; to work with architectural and engineering scales; and to concentrate on accuracy of details.

Education and Experience requirements at this level consist of two years of experience in CADD work; or an equivalent combination of education and experience, substituting six semester hours in CADD, engineering, mathematics, or a closely related field for each year of the required experience; or an equivalent combination of education and experience, substituting the completion of one month of a vocational or technical training course in CADD for each month of the required experience.

Level III: Code: T10C Salary Band: I

Incumbents at this level perform advanced technical drafting duties and/or beginning professional level design duties.  Incumbents at this level may also be responsible for providing training to other employees performing drafting duties.

Knowledge, Skills and Abilities required at this level include those identified in Level II plus knowledge of transportation management operations; of map, chart, and plans interpretation; and of all phases of CADD procedures.  Ability is required to perform transportation design work and complex drafting work; to exercise judgment in analyzing situations and determining sound courses of action; to organize and conduct several activities; and to provide guidance and training to others.

Education and Experience requirements at this level consist of those identified in Level II plus one additional year of qualifying experience.

Level IV: Code: T10D Salary Band: J

Incumbents at this level perform professional design duties at the career level.  This represents the full performance level of this series.  Incumbents in this class may provide guidance and training to others performing drafting at all levels and those performing beginning design work.

Knowledge, Skills and Abilities required at this level include those identified in level III plus knowledge of departmental practices, techniques and organization.  Ability is required to coordinate and organize plans.

Education and Experience requirements at this level consist of those identified in Level III plus one additional year of qualifying experience.

Level V: Code: T10E Salary Band: K

Incumbents at this level perform design duties at the specialist level.  Incumbents perform the most complex CADD tasks and may perform duties as a lead worker on projects, providing direction to other professional and/or technical staff.  Incumbents at this level will routinely provide technical guidance and training to other professional and/or technical staff and may provide backup supervision in the absence of the supervisor.

Knowledge, Skills and Abilities required at this level include those identified in Level IV plus knowledge of management principles and the ability to perform specialized tasks.

Education and Experience requirements at this level consist of those identified in Level IV plus one additional year of qualifying experience.

Level VI: Code: T10F Salary Band: M

Incumbents at this level are assigned responsibility for the supervision of professional and/or technical staff in performing CADD work.  This will include responsibility for assigning, reviewing, and checking the work of others, completing performance evaluations, approving leave and initiating disciplinary actions.

Knowledge, Skills and Abilities required at this level include those identified in Level V plus knowledge of supervisory practices and principles and ability to supervise and direct the work of others.

Education and Experience requirements at this level consist of those identified in Level V plus one additional year of qualifying experience.

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