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Occupational Title: GIS Technician
Key Purpose: Creates software and data solutions to assist in the visualization, measurement, and analysis of features or phenomena that occur on the earth that integrates acquisition, modelling, analysis, and management of spatially referenced data.
Critical Work Function
3 Maintain GIS Data
 		Occupational Skills, Knowledge and Conditions
Key Activities
Performance Criteria
Occupational Skills and Knowledge
Conditions
Those duties or task clusters that are necessary to perform each critical work function.
Specific demonstrable performance and standards that indicate when the key activity has been performed successfully.
Those skills and knowledge that are specific to the occupation, such as technical processes or procedures common across the occupation that are critical to the related key activity.
Tools, resources and equipment necessary to carry out key activities and their related performance criteria.
KA3.1 Develop procedures and schedules for data maintenance.
Number
Criteria
3.1.1  A calendar that articulates the repetition of scheduled maintenance events or identification of periodic and non-periodic maintenance events is produced.
3.1.2  A procedure for data maintenance is documented.
GIS principles
Database skills
Computer skills
Keyboarding skills 		Personal computer
Geographic information systems software
Database software
Word processing software
Spreadsheet software
KA3.2 Maintain data QA/QC through update operations: (add/delete/change)
Number
Criteria
3.2.1  Update operations are scheduled and procedures documented.
3.2.2  A temporal report generated from the data set that shows history of data changes is produced.
3.2.3  An updated metadata report is produced.
GIS principles
Data exchange procedures
Database skills
General geography
Computer skills
Keyboarding skills 		Personal computer
Geographic information systems software
Database software
Spreadsheet software
KA3.3 Perform data layer updates and update metadata (imagery/themes).
Number
Criteria
3.3.1  A new version of data set is produced
3.3.2  A backup is created
3.3.3  The current set data set will be the most up-to-date data.
3.3.4  Attribute feature count and descriptive report is generated from attribute table.
3.3.5
 Updated map showing updates to database is produced.
3.3.6
 Outline of metadata requirements for project is provided.
GIS principles
Cartographic principles
Data exchange procedures
Database skills
General geography
Computer skills
Keyboarding skills 		Personal computer
Geographic information systems software
Database software
Spreadsheet software
Image display and manipulation software
Geospatial imaging products
KA3.4 Convert data between formats.
Number
Criteria
3.4.1  Data is converted with a minimum of conversion errors
3.4.2  A report of conversion errors is produced
GIS principles
Data exchange procedures
Database skills
Computer skills
Keyboarding skills 		Personal computer
Geographic information systems software
Database software
KA3.5 Perform database performance tuning through compression, indexing, etc.
Number
Criteria
3.5.1  Original response time is benchmarked and response time after modifications of tuning parameters is documented.
3.5.2  A report of all project data sets relative to embedded map projections of that data set is created.
3.5.3  Appropriate methodologies (compression, pyramids, spatial and tabular joins, catalogues) to enhance database performance and GIS analysis are used.
GIS principles
Data exchange procedures
Database skills
Computer skills
Keyboarding skills 		Personal computer
Geographic information systems software
Database software