A nurse (not pictured) made nearly $250,000 last year secretly working multiple jobs. Getty Images;Chelsea Jia Feng/BIA registered nurse earned $250,000 last year secretly working multiple jobs.He began juggling multiple jobs to earn extra money and challenge himself professionally.He's enjoyed avoiding detection and said "overemployment" has helped him find work he enjoys.Matthew, a registered nurse based in the Western US, began working as a field case manager about a decade ago.