How much does an Infrastructure Engineer III make in District of Columbia?
As of August 01, 2026, the average salary for an Infrastructure Engineer III in District of Columbia is $124,250 per year, which breaks down to an hourly rate of $60.
However, an Infrastructure Engineer III's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $150,729
- Majority Range (25th-75th percentile): $116,240 to $138,110
- Entry-Level (10th percentile): $108,947