If you can't understand what Zookeeper is, I'd recommend reading Martin Kleppmann's book Designing Data-Intensive Applications (https://dataintensive.net/).
You don't need a CS degree to work in this field (I don't have one either!) but there are fundamental concepts you need to understand in order to make informed decisions when designing distributed systems.
You don't need a CS degree to work in this field (I don't have one either!) but there are fundamental concepts you need to understand in order to make informed decisions when designing distributed systems.