What are the career options for a chartered accountant wishing to do a job?

well if you want to go for employment once you get qualified,

ICAI will conduct campus interviews where you will have very good companies from all sectors like IT,Manufacturing,Automobiles,Diversified co.'s like HUL,ITC .

even BIG4 and good CA firms will be there.

so you can prepare well and grab the opportunity. :-)