Thru this site search for a Domestic Attorney in your area of town. Domestic Attorneys will charge a small fee for a consultation and it will be worth every penny. Being proactive will only make you come out ahead in the end.
Yes, he can arrest you (and he did). By your question, it appears he based his arrest decision on other factors. The arrest report will shed more light on what factors he based his arrest. Many attorneys in Atlanta have various price points for cases such as this. Make sure you find an attorney that practices often in the jurisdiction where your case is pending. Additionally, hire someone who you know will fight for you. Your job is too important to lose because of charges such as this.
You do have to wait to appear in court if you want to get a good resolution. You are better off hiring an attorney with this type of charge. An attorney will be able to guide you through the process and assist in getting an excellent outcome that will not put your job in jeopardy.
He has to go in front of a judge within 72 hours for a new charge. They can take their time picking him up for transport. I have had clients sit their for weeks waiting for transport. I don't know the specifics regarding the probation violation (whether it has been tolled) but by your question, he is at the mercy of the county that is coming to get him. Hire an attorney to start working on the probation violation case now. It is better to be proactive. Good luck!
Every jurisdiction operates differently. The attorney may not have any information or is unable to get any answers. Refer to the contract that was signed with the Attorney or directly ask what the Retainer covered.