Here's a pretty complete guide on mining Zcash Headless on Ubuntu 16.04 using AMD R9 boards. They are kind of power hungry, so I would recommend something like the AMD RX480. Claymore's linux miner is definitely the way to go right now.

https://blockoperations.com/build-6-gpu-zcash-headless-mining-rig-ubuntu-16-04-using-claymore/