No it does not need to be continuous but you have to meet the following conditions-
Minimum requirements
You must:
According to the
Canadian National Occupational Classification, skilled work experience means:
- Managerial jobs (skill level 0)
- Professional jobs (skill type A)
- Technical jobs and skilled trades (skill type B)
You must show that you performed the duties set out in the
lead statement of the occupational description in the National Occupational Classification. This includes
all the essential duties and most of the main duties listed.
Self-employment and work experience gained while you were a full-time student (such as a co-op work term) doesn’t count under this program.
https://www.canada.ca/en/immigratio...ry/eligibility/canadian-experience-class.html