Cartographer/GIS Technician

Douglas County

Roseburg, Oregon

Job Summary:
This position perform duties associated with developing and maintaining the County cadastral mapping system. Incumbents apply cartographic principles and practices to maintain records and cadastral and geographic information system (GIS) maps aiding the Assessor's Office in the identification, location, inventory and mapping of land for assessment and valuation of property 

Essential Functions: 
This is not an exhaustive or all-inclusive list of responsibilities, skills, duties or functions associated with the job.    

  • Receive and review deed records and other instruments indicating ownership changes of property and change assessment roll, tax lot card and other pertinent records.
  • Prepare segregation, consolidations and partitions of property by plotting new boundaries on map, computing acreage of new parcel, assign new tax lot and account number and prepare new prints of revised maps for map books.
  • Review subdivision and condominiums for conformance to statutes and revise maps and assessment roll to conform and reflect new subdivisions or condominiums.
  • Plot annexations, formations, mergers, consolidations and withdrawals of taxing districts on code and cadastral and/or GIS maps; record changes on maps, tax lot records and assessment rolls; prepare new boundary maps for new districts.
  • Perform extensive title searches to determine ownership on questioned properties; review ownership boundary, taxing district, tax code area issues; interpret legal descriptions.
  • Assist in utilization of GIS maps by performing research; input and update basemaps, plot, compare to existing maps and analyze differences.
  • Assist in revising maps to conform to official government land surveys, highway maps, BLM public land surveys and new aerial photos.
  • Assist other departments, agencies and the public with property questions or complaints regarding cadastral and/or GIS maps and records.
  • Prepare and maintain assigned records, reports and statistical data.

This is not an exhaustive or all-inclusive list of responsibilities, skills, duties or functions associated with the job. 
Any equivalent combination of education and experience, which demonstrates the knowledge, skills and abilities required, will be considered. however, the following is preferred:    

  • Associate's degree in cartography, land surveying, engineering technology or related field.
  • Two years cartographic or drafting experience

Knowledge of: Reasonable knowledge of cartographic principles, practices and techniques involved in the preparation of appraisal maps; reasonable knowledge of mathematics including algebra, geometry and trigonometry; basic knowledge of surveying and engineering principles and practices; reasonable knowledge of legal property descriptions, deed records, survey files and other documents pertaining to boundary and ownership of property; basic knowledge of computer-based mapping and/or processes to develop maps utilizing the GIS system; basic knowledge of the Oregon Administrative Rules as applied to preparation of cadastral maps. Skill in: Using calculator, automated equipment and systems, drafting instruments, planimeter and blue print machine, other job-related equipment; writing clear and concise records, reports and statistical data.

Ability to: Operate computers or computer-aided devices and software; communicate effectively in both oral and written forms; understand and interpret deeds and legal property descriptions; conduct record searches; work independently and manage time efficiently; make decisions independently in accordance with established policies and procedures and use initiative and judgment in completing tasks and responsibilities; utilize problem identification and resolution techniques; courteously meet and deal effectively with other employees, professionals, title companies, courts, public agency representatives, real estate agents, utility companies and the public.


  • At time of appointment, must possess valid Oregon drivers license 
  • Regular and consistent attendance  
  • Position may require infrequent driving.  Finalist will be required to provide a driving history that meets the Douglas County Driver Policy as part of contingent offer of employment  


PHYSICAL EXAMINATION: Offer of employment is contingent upon final candidate's successful completion of a pre-employment chemical detection screen; conducted at the County's expense. 

Background Investigation: While not part of initial applicant screening, the finalist for this position may be required to pass a criminal history background as part of a contingent offer of employment.  Conviction of a crime may not necessarily disqualify an individual from employment. 



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Category GIS Technician, Remote Sensing