He is looking at maybe supply or communications tech.

...but there will be times, even without deployments when your DH will either be away (working on attachment, training or on exercise) and it's not always in your control when or for how long that is.
I realise that there will be times that DH will be away and that deployment is a possibility no matter what area he works in, this is what we are currently discussing and deciding upon. I am not sure that this is something I want with a young family that is still growing.
My head really hasn't stopped ticking, there are cons and pros, just have to decide which one outweighs the other for us IYKWIM.