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Certification ROI: PE vs PMP vs AWS vs Six Sigma

Which certifications actually boost your salary?

Comparison

Features
Best Choice
Professional Engineer (PE)
$5,000 (inc. prep)
PMP (Project Mgmt)
$1,500
AWS Solutions Architect
$300
Six Sigma Black Belt
$2,000
Avg. Salary Increase
+$15,000 - $25,000
+$10,000 - $18,000
+$12,000 - $20,000
+$8,000 - $15,000
Legal Authority
Yes
No
No
No
Exam Difficulty
Extreme
Medium
Medium-High
High
Prep Time
4+ Years
6 Months
3 Months
6-12 Months
Renewal Req.
Every 2 Years
Every 3 Years
Every 3 Years
None/​Varies
Action

Methodology

Salary boost data aggregated from BLS, Glassdoor, and 2024 industry surveys.

The Verdict

The PE remains the most valuable for Civil, Structural, and MEP engineers. AWS certifications offer the fastest ROI for Software and Data Engineers.

Full reviews

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