Find out job offer requirements for Express Entry and who needs a Labour Market Impact Assessment (LMIA). All regulations are current and accurate there.A job offer letter is a document that a Canadian employer gives you (as a temporary worker). It explains the details of your job. Read your offer letter carefully. Focus on the details mentioned above, and respect the deadline to respond. There are numerous benefits of securing a Job Offer letter while in the process of applying for Canada PR. 1. No you don't need a valid job offer as long as our work permit is valid. I got laid off in august 2020 and flew home for 2 months. Generally, the employer who wishes to hire you must be the one to submit the offer of employment letter in the Employer Portal.