ApTAp.org and search for CBP. It's federal, so it's a bit convoluted. There is basic GS pay plus 25% for LEAP and then Housing Allowance depending on where you live. Basically starts at GS-11 and ends at GS-13 highest step about 5 years later. You'll start out in the 50's-60s and end up in the low 100's. 20 years later you retire with about 40-50% of high 3 depending on if you have prior military service that you want to buy your retirement back.