The Core workouts demonstrated by Scott in this video is a good starting point. Since you have been training for some time now, if you are comforable you can do Scott’s Killer Core Routine
General Strength – you can do all the workouts in the pdf available here.
Congratulations on making progress with your AeT. You don’t need the same level of volume to maintain AeT/fitness. You might find this forum discussion helpful.
I’m thinking if I can get 45min of a workout in before work at least 3 to 4 times Monday through Friday then 1 or 2 workouts on the weekend that would give me 3 to 4hrs a week in. Is that enough?
Depends on your goals and timeline. Check out this article on Dreams/Goals.
With a family and a full-time job it is challenging to find time to train. But, when I read what individuals like Luke Nelson and Olga Dobranowski has achieved, it is super motivating.
Hope this is helpful.