23. Electricians
Professional electricians fix and install electrical wiring in houses and buildings. Typically, electricians work in a union, and can also benefit from the perks that come with it. They earn a median salary of $55,190.

In 2018, there were 715,400 jobs for electricians. By 2028, the Bureau of Labor Statistics projected that there will be 789,500 jobs in the field. This is an additional 74,100 jobs over a 10-year period.