Oh I thought you were younger or less experienced.
General Motors, through IBM has a decent presence and it's always hiring.
Microsoft has some presence, and Google just opened its whole Spanish-world HQ in B.A. just this year.
Now, AON is quiet important here and I'm friends with one of the top executives.
This companies in increasing cases conduct all their business in English, I assure you that not speaking Spanish will be the least of your concerns.
Then another option is to get into real estate, there're many 1st world retirees and investors buying land, farms, in Argentina and Uruguay and they deal only trhough English-speaking natives: Geoffrey Mc Rae, from
www.gatewaytosouthamerica.com is a zelander that's been running his business without even speaking fluent Spanish.
The 'sconomy: it's been booming since the 2001 crisis with Kirchner, and now that he's been de facto reelected not too much will change. On the long run we're doomed sure, there's no true Capitalism here, but as long as you earn in dollars and spend in pesos you'll live better than well off.