Nothing could sate the careerist's greed for power. 什么也满足不了这个野心家的权力欲。
careerist
[ noun ] a professional who is intent on furthering his or her career by any possible means and often at the expense of their own integrity <noun.person>
careerist \careerist\ n. A professional who follows a career. [WordNet 1.5]
As played by Helen Mirren, Tennison is a dedicated careerist stuck in a deadend job, a hard-edged, hard-smoking woman of a certain age.
And even though he thought of himself as a hippie, he still had the stirrings of ambition instilled by careerist parents; his mother handled the Revlon account at Grey Advertising Inc. long before female yuppies donned suits and tennis shoes.