OaSIS 2025 updates
Summary of changes
The third iteration of the OaSIS, OaSIS 2025 Version 1.0, included several updates while maintaining continuity with previous versions. The primary basis for this version of the OaSIS is the NOC 2021 Version 1.0 and the SCT 2025 Version 1.0. However, several important additions and reviews were conducted, which are outlined below.
What’s new:
- A new feature, Core competencies, has been added to highlight key skills, abilities, personal attributes, and knowledge, using a narrative form
- Three new Abilities descriptors have been rated for all occupations: General Learning Ability, Hand-Eye Coordination, and Form Perception
- Ratings for some occupations in the Skills, Abilities, and Knowledge categories were updated
- The Skills Match tool was updated using the revised ratings and the Knowledge category was added
- The Skills for Success section includes data for each profile
This update ensures the database remains accurate and relevant while introducing new features and enhancements.
Notification: Please be advised that data corrections were applied to several ratings on the OaSIS website on April 28, 2026. These updates were made to ensure the accuracy and consistency of the information presented. Users who consulted the ratings prior to this date are encouraged to use the updated data.
OaSIS 2023 updates
Summary of changes
The second version of the OaSIS was published in July 2023 and is based on the NOC 2021 Version 1.0 and the SCT 2023 Version 1.0. This version maintained the 900 occupations and the ratings for the Skills, Abilities, Personal Attributes, Work Activities, and Work Context categories. In addition, the overview information from the NOC unit groups, such as lead statement, example titles, and main duties, also remained consistent.
What’s new:
- The Knowledge section, which includes 44 descriptors rated for each occupation
- The Skills Match tool, which displays similar occupations based on the similarity of ratings for descriptors in the Skills, Abilities, and Personal Attributes categories
- The Interests section, which contains the Holland Codes descriptors, has been updated since the previous version
OaSIS 2022 updates
Summary of changes
The first version of the OaSIS was published in December 2022 and is based on the NOC 2021 Version 1.0 and SCT 2022 Version 1.0. It includes 900 occupations and information on 200 competency descriptors across the Skills, Abilities, Personal Attributes, Interests, Work Activities and Work Context categories. The profiles also include information from the respective NOC unit groups, including lead statement, example titles, main duties, employment requirements, similar occupations classified elsewhere, workplaces/employers, and additional information.