Calculate mapmaking information from field notes, and draw and verify accuracy of topographical maps.
Analyze aerial photographs in order to detect and interpret significant military, industrial, resource, or topographical data.
Calculate latitudes, longitudes, angles, areas, and other information for mapmaking, using survey field notes and reference tables.
Check all layers of maps in order to ensure accuracy, identifying and marking errors and making corrections.
Compare topographical features and contour lines with images from aerial photographs, old maps, and other reference materials in order to verify the accuracy of their identification.
Compute and measure scaled distances between reference points in order to establish relative positions of adjoining prints and enable the creation of photographic mosaics.
Form three-dimensional images of aerial photographs taken from different locations, using mathematical techniques and plotting instruments.
Lay out and match aerial photographs in sequences in which they were taken, and identify any areas missing from photographs.
Monitor mapping work and the updating of maps in order to ensure accuracy, the inclusion of new and/or changed information, and compliance with rules and regulations.
Produce and update overlay maps in order to show information boundaries, water locations, and topographic features on various base maps and at different scales.
Redraw and correct maps, such as revising parcel maps to reflect tax code area changes, using information from official records and surveys.
Trace contours and topographic details in order to generate maps that denote specific land and property locations and geographic attributes.
Trim, align, and join prints in order to form photographic mosaics, maintaining scaled distances between reference points.
Complete detailed source and method notes detailing the location of routine and complex land parcels.
Create survey description pages and historical records related to the mapping activities and specifications of section plats.
Determine scales, line sizes, and colors to be used for hard copies of computerized maps, using plotters.
Enter GPS data, legal deeds, field notes, and land survey reports into GIS workstations so that information can be transformed into graphic land descriptions, such as maps and drawings.
Identify and compile database information in order to create maps in response to requests.
Identify, research, and resolve anomalies in legal land descriptions, referring issues to title and survey experts as appropriate.
Research and combine existing property information in order to describe property boundaries in relation to adjacent properties, taking into account parcel splits, combinations, and land boundary adjustments.
Research resources such as survey maps and legal descriptions in order to verify property lines and to obtain information needed for mapping.
Supervise and coordinate activities of workers engaged in plotting data and drafting maps; or in producing blueprints, photostats, and photographs.
Answer questions and provide information to the public and to staff members regarding assessment maps, surveys, boundaries, easements, property ownership, roads, zoning, and similar matters.
Produce representations of surface and mineral ownership layers, by interpreting legal survey plans.
Train staff members in duties such as tax mapping, the use of computerized mapping equipment, and the interpretation of source documents.
Geography -- Knowledge of principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.
Mathematics -- Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
Design -- Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
Computers and Electronics -- Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
Engineering and Technology -- Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
Mathematics -- Using mathematics to solve problems.
Active Learning -- Understanding the implications of new information for both current and future problem-solving and decision-making.
Management of Personnel Resources -- Motivating, developing, and directing people as they work, identifying the best people for the job.
Monitoring -- Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
Reading Comprehension -- Understanding written sentences and paragraphs in work related documents.
Near Vision -- The ability to see details at close range (within a few feet of the observer).
Wrist-Finger Speed -- The ability to make fast, simple, repeated movements of the fingers, hands, and wrists.
Written Comprehension -- The ability to read and understand information and ideas presented in writing.
Mathematical Reasoning -- The ability to choose the right mathematical methods or formulas to solve a problem.
Inductive Reasoning -- The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).
Number Facility -- The ability to add, subtract, multiply, or divide quickly and correctly.
Arm-Hand Steadiness -- The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
Flexibility of Closure -- The ability to identify or detect a known pattern (a figure, object, word, or sound) that is hidden in other distracting material.
Information Ordering -- The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
Written Expression -- The ability to communicate information and ideas in writing so others will understand.
Processing Information -- Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.
Identifying Objects, Actions, and Events -- Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
Getting Information -- Observing, receiving, and otherwise obtaining information from all relevant sources.
Drafting, Laying Out, and Specifying Technical Devices, Parts, and Equipment -- Providing documentation, detailed instructions, drawings, or specifications to tell others about how devices, parts, equipment, or structures are to be fabricated, constructed, assembled, modified, maintained, or used.
Interacting With Computers -- Using computers and computer systems (including hardware and software) to program, write software, set up functions, enter data, or process information.
Guiding, Directing, and Motivating Subordinates -- Providing guidance and direction to subordinates, including setting performance standards and monitoring performance.
Communicating with Supervisors, Peers, or Subordinates -- Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.
Coordinating the Work and Activities of Others -- Getting members of a group to work together to accomplish tasks.
Documenting/Recording Information -- Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.
Updating and Using Relevant Knowledge -- Keeping up-to-date technically and applying new knowledge to your job.