The Application Process for TA and MyCAA. Application Process: As stated previously, each military branch has its own TA application form and procedures.You acknowledge that at the end of employment with Collin College, you are required to complete the College exit process. Explore our open roles, find a great fit for your skills, and let's build a safer future, together. Join our military community. Address how you have the experience in the posting and how you're capable of the duties. Contact a member of our Veterans Services Team or visit any of our five campus Veterans Services Office locations. The first step is to submit an online application for a Sheriff's Office position listed on the Collin County Careers web page. Please contact our IT Service Desk (ITSD) at 888-721-3094 (toll-free in the US and Canada). For additional support, read our Frequently Asked Questions.