I however am looking to hire a full time W2 employee to handle day to day operations and coordinate between these service providers and run things generally under my supervision.Need help with actually structuring the job description, company standard procedures, and most importantly how to find and vet this person.

On the flip side, if you are wanting to hire experienced agents, they are harder to recruit and usually will be less dependent on the services you offer and more likely to be shopping brokerages based on monthly fees, more competitive commission splits, the opportunity to cap at 100%, fewer or no franchise fees.

Has anyone seen just a Property Maintenance company out there that's hired by PM's?

You can hire a property manager he ca. set you up in his system as 25% owners and you all get a draw equal to your portion of the net proceeds.

Hiring someone to do the turnover will likely be slightly more expensive, but should hopefully be a little quicker. 

In such case, you would hire an asbestos removal company although some contractors are equipped to work around asbestos.  

Who I can hire to inspect the apartment and break down all cost need to repair for that apartment?

This doesn't include PM as we self-manage (we plan to hire a PM once we hit our desired scale)- Cash flow of $2k- Break even occupancy (i.e. 

I recommend you hire an eviction service and have them do this for you.

I have always hired a general contractor and his crew to do my rehabs.