The traditional shortage occupations - Motor Transport and Military Police. Going into either MOS in any component in a wartime military is a virtual guarantee of deployment.
Probably would be SFOD-D - Delta Force. But I imagine it would be situation dependent, as well. Having an Apache helicopter hunt you down would likely be a very scary scenario for one to find...
HA HA HA. Any JOB that starts with "combat" or anyone refers to it as combat arms! 11X 19K, 19D, 68W, 13B, look these and smiler Military Occupation Specialties (MOS) up on the web. Good luck.
SSG...
Historically, I can't be certain, but the 10th Mountain Division has been the most frequently deployed division since its reactivation in the 1980s. Since WW1, 82nd Infantry Division (later Airborne)...