Quickest thing you can do shield-wise is to buy a (Rare) Resilient Shield Array Mk II [Cap]x2 off of the exchange. It'll be cheap, you can get it right away, and it'll do until you get rep shields. (r/stobuilds)

In reply to a post on r/stobuilds:

Quickest thing you can do shield-wise is to buy a (Rare) Resilient Shield Array Mk II [Cap]x2 off of the exchange. It'll be cheap, you can get it right away, and it'll do until you get rep shields.