How much does a Principal Design Engineer make in District of Columbia?
As of July 01, 2026, the average salary for a Principal Design Engineer in District of Columbia is $128,261 per year, which breaks down to an hourly rate of $62.
However, a Principal Design Engineer's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $155,800
- Majority Range (25th-75th percentile): $118,207 to $142,676
- Entry-Level (10th percentile): $109,053