eligibility requirements may be considered for a work permit to bridge the gap between the expiry of their current work permit and the final decision on their application for permanent residence (APR).
To be eligible for a Bridging open work permits (BOWP), foreign nationals must
be currently in Canada;
have valid status on a work permit that is due to expire within the next four months;
be the principal applicant on an APR under the FSWC, the CEC, the FSTC, the PNC (see note below), or one of the two caregiver classes;
have completed one of the following APR stages:
their electronic application for permanent residence (e‑APR) submitted under Express Entry has passed the R10 completeness check; or
they have received a positive eligibility assessment on their paper APR submitted by mail under one of the economic classes above;
have applied for an open work permit;
have paid the work permit processing fee and the open work permit holder fee; and
have provided, as applicable, evidence (e.g., nomination certificate) that their provincial nomination is unrestricted.
If you answered yes for all, then you may apply for a brigding open work permit.
URL:
http://www.cic.gc.ca/english/resources/tools/temp/work/prov/bridging.asp
http://www.cic.gc.ca/english/information/applications/extend-worker.asp
With Manitoba, if you had an open work permit through the nomination process, your certificate "Should NOT HAVE a restriction on it". In that case, you could apply for BOWP.
if NO to any of the questions and your employer will NO sponsor you, you will have to be sponsored by another employer or apply for a visitor's visa to maintain your status while you wait for the P.R. In this time, you can not work. You have must have a legal status in Canada while you wait for the PR such as Visitor, Worker, Student