QA/QC Inspector - Refinery Welding & NDE Specialist

Marathon Petroleum Company LP; Saint Paul Park (MN); On-site; USD 107,000 - 160,000; Full time

Job summary

Marathon Petroleum Company LP in St. Paul Park, MN is seeking a team-oriented QA/QC Inspector to support refinery QA/QC, MPLX logistics, damage prevention, and asset management. This role coordinates field activities, verifies compliance with company and regulatory requirements, and oversees welding and NDE quality.

You will maintain inspection records, support maintenance, projects, turnarounds, and pipeline work, and ensure documentation meets MPC standards and regulatory requirements.

Qualifications

• Must hold API-510 and API-570 with welding inspection credentials.
• Experience in refining or petrochemical industries preferred.
• Must be able to obtain CWI within 12 months of hire.

Responsibilities

• Coordinate QA/QC for fixed equipment, tanks, civil, insulation, and coatings work.
• Oversee welding quality for fabrication and repair activities, including NDE.
• Maintain inspection records in MPC systems (IDMS, iCON, iTAR).
• Support audits and continuous improvement initiatives.
• Coordinate damage prevention activities and contractor coordination.

Skills

QA/QC principles

Field verification

Contractor oversight

Strong communication

Problem solving

Education

API-510 Certification

API-570 Certification

AWS CWI Certification

Tools

NDE UT

NDE RT

NDE MT

NDE PT

Welding procedures review

Job description

Marathon Petroleum Company LP in St. Paul Park, MN is seeking a team-oriented QA/QC Inspector to support refinery QA/QC, MPLX logistics, damage prevention, and asset management. This role coordinates field activities, verifies compliance with company and regulatory requirements, and oversees welding and NDE quality.

You will maintain inspection records, support maintenance, projects, turnarounds, and pipeline work, and ensure documentation meets MPC standards and regulatory requirements.