Certifications for Petroleum Pump System Operators, Refinery Operators, and Gaugers
17 certifications are listed for Petroleum Pump System Operators, Refinery Operators, and Gaugers (O*NET 51-8093.00) in the U.S. Department of Labor's CareerOneStop Certification Finder. 15 are tied directly to this occupation; the other 2 are related.
The order is CareerOneStop's, not ours: in demand first, then NCCA- and ANAB-accredited, then the rest. Downloaded July 2026. Records marked confidential or withdrawn at source are not published here. Listing is not endorsement, and this page is not advice about which credential to pursue.
- Aboveground Storage Tanks Inspector Certification(API 653)ANAB (ANSI) accreditedMilitary occupational specialty
- Piping Inspector Certification(API 570)ANAB (ANSI) accreditedMilitary occupational specialty
- Pressure Vessels Inspector Certification(API 510)ANAB (ANSI) accreditedMilitary occupational specialty
- Certified Petroleum Apprentice - Level 1(CPA)Military occupational specialty
- Pipeline Construction Inspector(API 116)Military occupational specialty
- Risk Based Inspection Professional(API)Military occupational specialty
- Refractory Personnel Certification(API 936)Military occupational specialty
- API QUTE - Qualification of Ultrasonic Testing Examiners (Detection)(APIQUTE)
- Qualification of Ultrasonic Testing Examiners (Cracking Size)(QUSE-PA)
- Qualification of Ultrasonic Testing Examiners (Phased Array)(QUTE (PA))
- Qualification of Ultrasonic Testing Examiners (Sizing)(API)
- Qualification of Ultrasonic Testing Examiners (Thickness Measurement)(API)
- Source Inspector Fixed Equipment(API)
- Source Inspector Rotating Equipment(API)
- Tank Entry Supervisor Certification(API)
- Veriforce PEC Pipeline Basic Orientation
- Petroleum Engineering Certification(PEC)
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Certification data from CareerOneStop, sponsored by the U.S. Department of Labor, Employment and Training Administration (DOLETA) and the Minnesota Department of Employment & Economic Development (DEED).
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