If you're a W-2 employee:
1. Click Federal
on the left-hand side menu.
2. Click Deductions
& Credits across the top.
3. Scroll down to Employment Expenses and click Show
more.
4. Click Start
or Revisit by Job Expenses for W-2 Income.
There's a section later on in the interview for any reimbursements you may have received.
The deduction is valid only if you
1. Itemize, and
2. Have more than 2% of your adjusted gross income in deductions.