what specific clearance are you trying to get?
Nobody here knows about what every single type of application entails process. Just because someone has a TS/SCI doesn't mean they know anything your specific situation; the whole point of SCI is that you need to special clearance for each different compartment, of which there tons of. TS/SCI requirement and screening procedure are different among different branches such as the FBI, CIA, and NSA; and are also different between various task forces within each branch. So nobody here has the right answer for you with any certainty, yet.