National Application Center :: career details :: Mapping Technicians
Career Details :: Mapping Technicians
Calculate mapmaking information from field notes, and draw and verify accuracy of topographical maps.
Previous work-related skill, knowledge, or experience is required for these occupations. For example, an electrician must have completed three or four years of apprenticeship or several years of vocational training, and often must have passed a licensing exam, in order to perform the job.
Most occupations in this zone require training in vocational schools, related on-the-job experience, or an associate's degree. Some may require a bachelor's degree.
Employees in these occupations usually need one or two years of training involving both on-the-job experience and informal training with experienced workers.
- Computes and measures scaled distances between reference points to establish exact relative position of adjoining prints.
- Forms three-dimensional image of aerial photographs taken from different locations, using mathematical and aides and plotting instruments.
- Verifies identification of topographical features and accuracy of contour lines by comparison with aerial photographs, old maps, and other reference materials.
- Supervises and coordinates activities of workers engaged in drafting maps or in production of blueprints, photostats, and photographs.
- Stores, retrieves, and compares map information, using computers and data banks.
- Analyzes aerial photographs to detect and interpret significant military, industrial, resource, or topographical data.
- Trims, aligns, and joins prints to form photographic mosaic, maintaining scaled distances between reference points.
- Marks errors and makes corrections, such as numbering grid lines or lettering names of rivers or towns.
- Lays out and matches aerial photographs in sequence taken, looking for missing areas.
- Traces contours and topographical details to produce map.
- Calculates latitude, longitude, angles, areas, and other information for mapmaking from survey field notes, using reference tables and computer.
- Appraisers, Real Estate
- Cartographers and Photogrammetrists
- City Planning Aides
- Civil Drafters
- Mining and Geological Engineers, Including Mining Safety Engineers
- Range Managers
- Surveying Technicians
General Work Activities
- Processing Information
- Identifying Objects, Actions, and Events
- Getting Information Needed to Do the Job
- Communicating With Other Workers
- Drafting & Specifying Technical Devices, etc.
Frequent Work Context
- Importance of Being Exact or Accurate
- Importance of Being Sure All Is Done
- Consequence of Error
- Job-Required Social Interaction