The Best and Highest Earning Careers in "The Sims 4"! Astronaut: Interstellar Smuggler. Gardener: Botanist. Style Influencer: Trend Setter. Business: Investor. Secret Agent: Villain or Diamond Agent. Criminal: Boss. Business: Management. Astronaut: Space Ranger. Go to infinity and beyond, and earn a lot of simoleons while you're at it!