You'll need also a Letter of employment for the time you were working for your employer, including NOC, Salary, duties, dates and worked hours. An offer letter provides a brief overview of the position and company and includes specific job details, such as start date, salary, work schedule and benefits.A job offer letter is a document that a Canadian employer gives you (as a temporary worker). It explains the details of your job. Hiring employees in Canada? A valid job offer, also known as an offer of employment or an arranged employment offer, could significantly enhance your chances to immigrate to Canada. On this page, you will find resources and tools to start your job search journey, and information to create a Plus account to be matched to jobs that suit you. On this page, you will find resources and tools to start your job search journey, and information to create a Plus account to be matched to jobs that suit you. None of the student work permits (PGWP,. COOP WP) require a job offer.