liteblue usps gov May 17, 2018May 17, 2018 AdminNext As a new employee, you will need to register a unique “USPS Password” first. Go directly to https://ssp.usps.gov/ to sign in to the “Self Service Profile” and change your password.liteblue usps govHow do you rate your experience with this company? [Total: 0 Average: 0]