Go if you like the animals
If you want to work at a shelter, by all means give it a try. I highly recommend that you come as an experienced technician and prepare yourself for the interesting work culture. No one will talk to you for the first little while and unless you are a rockstar, probably not encourage you either. If you are looking for a place to learn and grow, I would - plus...
They go above and beyond for the animals, they have a lot of great outreach programs
They will play mind games with you, lie about your benefits, and generally ignore you when you start out