Pros
In short, great pay, great colleagues, great internal and external opportunities, great name brand recognition, relatively few strong and difficult personalities (relative to other banks on Wall Street). Morgan Stanley has demonstrated time and time again a truly differentiated culture that empowers employees to succeed and to get paid well for their efforts. As an analyst, there is no better investment bank to work for than Morgan Stanley.
Cons
Unpredictable hours, long hours, sometimes subordinates are forgotten (when credit is given) The standard issues with being an analyst at a bulge-bracket bank - working into the early morning on transactions, needing to break previously scheduled appointments, or generally having a difficult time balancing work and life