How do I complete the online application? ​After registering for an account on our site, you may apply for jobs.Collin County only accepts online applications. If you do not have a computer, we have computers in the Human Resource lab for your use that are. How to fill out the Standard Application for Employment - Fillable Form? Use this basic job application form when you need it. Use a blue or black pen to complete the application, ensuring all necessary fields are filled out. NOTE: Replacement (correction) of an employment authorization document due to USCIS error does not require a new Form I-765 and filing fee.