A job offer letter is a document that a Canadian employer gives you (as a temporary worker). It explains the details of your job.A legitimate job offer typically includes details such as the job title, salary, benefits, job location, start date, and other employment terms. A job offer letter from a Canadian employer is a crucial document for obtaining a work permit and potentially immigrating to Canada. The Job offer is relevant if you are claiming points for a 1) a job which has a LMIA, or 2) a LMIA-exempt job offer. Letter for Social Security Number Application Form. NASA offers a variety of employment and partnership opportunities to match where you are in your life and career. Both permanent and temporary appointments. The University of Phoenix is an online college that is accredited, affordable, and has degrees that align to careers. I'd say I've got the best job in the world.