This largely depends on your qualifications, the position you are working at, and the NoC selected and the reference letter. Working for a multination company by itself is not sufficient, though it will help. Whenever there is a red flag based on any issue, it can trigger verification.
Also, some applicants hire consultants who are blacklisted and have been known to upload forged documents. If an applicant is known to be have filed his application through such a consultant, there will be verification even if he genuinely works for Apple or Microsoft.