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2255.2 – Photogrammetric technologists and technicians
Photogrammetric technologists and technicians co-ordinate the preparation of topographical maps, charts and related material from aerial photographs and other data.
Profile
Example titles Help
- Photogrammetric technologist
- Photogrammetrist
- Softcopy photogrammetrist
Main characteristics Help
- General learning ability to examine and interpret aerial photographs and other data to prepare maps, mosaics and related charts
- Numerical ability to apply standard mathematical formulas to identify, scale and orient geodetic points, elevations and other planimetric and topographic features and cartographic detail
- Spatial perception and Form perception to prepare topographic maps, aerial-photograph mosaics and related charts and tables
- Innovative interest in analyzing data and information from aerial photographs to provide three-dimensional optical models of terrain
- Objective interest in precision working with digitized stereoscopic plotting and computer graphics equipment to prepare topographic maps
- Methodical interest to trace maps and prepare charts and tables
Aptitudes Help
One of five levels assigned for each factor, with levels representing normal curve distribution of the labour force:
- G
- General learning ability
- V
- Verbal ability
- N
- Numerical ability
- S
- Spatial perception
- P
- Form perception
- Q
- Clerical perception
- K
- Motor co-ordination
- F
- Finger dexterity
- M
- Manual dexterity

- The highest 10% of the working population
- Upper third, exclusive of the highest 10%
- Middle third of the working population
- Lowest third, exclusive of the lowest 10%
- Lowest 10% of the working population
An individual's overall capacity to learn the skills needed to perform job duties is based on his or her specific aptitudes for acquiring information and transforming it into action.
General learning ability G-2
Ability to 'catch on' or understand instructions and underlying principles; to reason and make judgments.
Verbal ability V-3
Ability to understand the meaning of words and the ideas associated with them, and to use them effectively; to comprehend language, to understand relationships between words and to understand the meaning of whole sentences and paragraphs; to present information or ideas clearly.
Numerical ability N-2
Ability to carry out arithmetical processes quickly and accurately.
Spatial perception S-2
Ability to think visually about geometric forms and comprehend the two dimensional representation of three dimensional objects; to recognize the relationships resulting from the movement of objects in space. May be used in such tasks as blueprint reading and in solving geometry problems. Frequently described as the ability to 'visualize' objects of two or three dimensions.
Form perception P-2
Ability to perceive pertinent detail in objects and in pictorial and graphic material; to make visual comparisons and discriminations and to see slight differences in shapes and shadings of figures and widths and lengths of lines.
Clerical perception Q-3
Ability to perceive pertinent detail in verbal or tabular material; to observe differences in copy, to proofread words and numbers, and to avoid perceptual errors in arithmetical computation.
Motor co-ordination K-4
Ability to co-ordinate eyes, hands and fingers rapidly and accurately when required to respond with precise movements.
Finger dexterity F-4
Ability to move the fingers and manipulate small objects with the fingers rapidly and/or accurately.
Manual dexterity M-4
Ability to move the hands easily and skillfully; to work with the hands in placing and turning motions.
Interests Help
Three of five descriptive factors, assigned in order of predominance and lower case rating indicating weaker representation:
- D
- Directive
- I
- Innovative
- M
- Methodical
- O
- Objective
- S
- Social
Innovative I
Innovative persons like to explore things in depth and arrive at solutions to problems by experimenting. They are interested in initiating and creating different ways to solve questions and present information. They enjoy scientific subjects. Innovative persons prefer to be challenged with new and unexpected experiences. They adjust to change easily.
Objective O
Objective persons enjoy working with tools, equipment, instruments and machinery. They like to repair and/or fabricate things from various materials according to specifications and using established techniques. Objective persons are interested in finding out how things operate and how they are built.
Methodical M
Methodical persons like to have clear rules and organized methods to guide their activities. They prefer working under the direction or supervision of others according to given instructions, or to be guided by established policies and procedures. Methodical persons like to work on one thing until it is completed. They enjoy following a set routine and prefer work that is free from the unexpected.
Data, people, and things Help
Data
- 0
- Synthesizing
- 1
- Co-ordinating
- 2
- Analyzing
- 3
- Compiling
- 4
- Computing
- 5
- Copying
- 6
- Comparing
- 7
- N/A
- 8
- Not Significant
People
- 0
- Mentoring
- 1
- Negotiating
- 2
- Instructing - Consulting
- 3
- Supervising
- 4
- Diverting
- 5
- Persuading
- 6
- Speaking - Signaling
- 7
- Serving - Assisting
- 8
- Not significant
Things
- 0
- Setting up
- 1
- Precision working
- 2
- Controlling
- 3
- Driving - Operating
- 4
- Operating - Manipulating
- 5
- Tending
- 6
- Feeding - Offbearing
- 7
- Handling
- 8
- Not significant
Data Analyzing 2
Examining and evaluating data; frequently presenting alternative action in relation to the evaluation.
People Not significant 8
Not significant
Things Precision working 1
Using the body and/or equipment to move, guide, place, install and/or interface with objects, in order to attain specifications and precise standards. Considerable judgment is required to select, adjust and utilize appropriate tools, products and/or materials to accomplish specified objectives.
Physical activities Help
V - Vision
- 1
- Close visual acuity
- 2
- Near vision
- 3
- Near and far vision
- 4
- Total visual field
H - Hearing
- 1
- Limited
- 2
- Verbal interaction
- 3
- Other sound discrimination
L - Limb co-ordination
- 0
- Not relevant
- 1
- Upper limb co-ordination
- 2
- Multiple limb co-ordination
C - Colour discrimination
- 0
- Not relevant
- 1
- Relevant
B - Body position
- 1
- Sitting
- 2
- Standing and/or walking
- 3
- Sitting, standing, walking
- 4
- Other body positions
S - Strength
- 1
- Limited
- 2
- Light
- 3
- Medium
- 4
- Heavy
Vision Vision V-2
The use of sight in the work performed. The levels are organized in terms of the visual field involved in the performance of the work.
2 - Near vision
Work activities are performed near the worker. The scope of the visual field is broader than in Close visual acuity (1).
Examples:
- reading and interpreting drawings and specifications
- using computer keyboards and reading computer monitors
- repairing automobile engines
- setting up and operating machine tools
Colour discrimination Colour discrimination C-1
The use of colour descrimination to identify, distinguish and match colours and different shades of the same colours.
1 - Relevant
Colour discrimination is relevant in the performance of the work.
Examples:
- observing signals while operating vehicles
- installing, testing and repairing electrical wiring
- restoring and conserving museum and art gallery artifacts
- designing, constructing and repairing dentures
Hearing Hearing H-1
The use of hearing in the work performed. The levels are organized in terms of the type of auditory discrimination involved in the performance of the work.
1 - Limited
Hearing is limited to short and/or infrequent verbal interactions in order to perform the work.
Examples:
- typing and proofreading correspondence
- cutting and trimming meat, poultry and fish according to customers' orders
- carrying linen to and from laundry areas and running errands
- assisting mine workers in constructing underground installations
Body position Body position B-1
Primary type of posture or body movement involved in performing the work. These postures or body movements range from simple to complex and from sedentary to mobile.
1 - Sitting
Work activities primarily involve sitting. Standing and/or walking (2) may occur but is incidental to the work being performed.
Examples:
- reading and editing copy to be published or broadcast
- preparing financial statements
- issuing aircraft take-off and landing instructions to pilot
- interviewing clients
Limb co-ordination Limb co-ordination L-1
The use of limbs in performing work.
1 - Upper limb co-ordination
Work activities involve co-ordination of upper limbs.
Examples:
- keyboarding
- performing maintenance services such as oil changes, lubrications and tune-ups
- operating video cameras
- instructing students in sign language
Strength Strength S-1
The use of strength in the handling of loads such as pulling, pushing, lifting and/or moving objects during the work performed.
1 - Limited
Work activities involve handling loads up to 5 kg.
Examples:
- examining and analyzing financial information
- selling insurance to clients
- conducting economic and technical feasibility studies
- administering and marking written tests
Environmental conditions Help
Location
- L1
- Regulated inside climate
- L2
- Unregulated inside climate
- L3
- Outside
- L4
- In a vehicle or cab
Hazards
- H1
- Dangerous chemical substances
- H2
- Biological agents
- H3
- Equipment, machinery, tools
- H4
- Electricity
- H5
- Radiation
- H6
- Flying particles, falling objects
- H7
- Fire, steam, hot surfaces
- H8
- Dangerous locations
Discomforts
- D1
- Noise
- D2
- Vibration
- D3
- Odours
- D4
- Non-toxic dusts
- D5
- Wetness
Location Regulated inside climate L1
The work performed is carried out indoors in a regulated environment, indoors in an unregulated environment, outdoors or in a vehicle. In many occupations, the Main Duties may be performed in more than one location. Therefore, a group may have more than one Location code, for example:
- firefighting and fire prevention duties
- maintenance of interior/exterior of buildings
- managing operations and paperwork of farms
L1 - Regulated inside climate
A normal controlled environment such as an office, hospital or school.
Employment requirements Help
Education/training Help
- 1
- No formal education or training requirements
- 2
- Some high school education and/or on the job training or experience
- 3
- High school
- 4
- Course work, training, workshops and/or experience related to the occupation
- 5
- Apprenticeship, specialized training, vocational school training
- 6
- College, technical school (certificate, diploma)
- 7
- Undergraduate degree
- 8
- Post-graduate or professional degree
- +
- Additional requirement beyond education and training
- R
- Regulated requirement(s)
- Completion of secondary school is required.
- Geomatics technologists in this group require completion of a two- to three-year college program in photogrammetry or geomatics.
- Geomatics technicians in this group require completion of a one- to two-year college program in photogrammetry or geomatics.
- In Quebec, membership in the regulatory body for professional technologists is required to use the title ''Professional Technologist''.
Workplaces/employers Help
- Engineering firms
- Mapping firms
- All levels of government
- Forestry and other natural resources companies
- Scientific and other consulting firms and establishments
- Utilities companies
- Architectural firms
- Computer software firms
Occupational options Help
- Mobility is possible between some occupations in this group.
Exclusions Help
- Meteorologists and climatologists (2114)
- Geomatics engineers and surveying engineers (in 2131 Civil engineers)
- Land surveyors (2154)
- Airborne geophysical equipment operators (in 2212 Geological and mineral technologists and technicians)
- Engineering technologists and technicians who apply geotechnical and topographical information to land use and urban planning (in 2231 Civil engineering technologists and technicians)
- Drafting technologists and technicians (2253)
- Land survey technologists and technicians (2254)
Remarks Help
- Geomatics is an interdisciplinary field encompassing the collection, analysis and presentation of geographically referenced data.
Breakdown summary
- Broad occupational category
- 2 – Natural and applied sciences and related occupations
- Skill level
- B – Occupations usually require college education, specialized training or apprenticeship training
- Minor group
- 22 – Technical occupations related to natural and applied sciences
- Minor group
- 225 – Technical occupations in architecture, drafting, surveying, geomatics and meteorology
- Unit group
- 2255 – Technical occupations in geomatics and meteorology
- Version
- NOC 2016 Version 1.3