QA/QC Inspector - Pipe Fabrication (CWI)

About the role

Hilton Mechanical Contractors builds liquid cooling infrastructure for hyperscale and colocation data centers. The Certified Welding Inspector will own weld quality across the organization, qualifying and certifying every welder and visually inspecting every weld that leaves the shops. The role also involves building and maintaining the QC program that keeps fabrication defensible to owners, engineers, and AHJs.

Responsibilities

• Run the welder qualification program — WPS/PQR development, performance testing, continuity tracking
• Visually inspect carbon and stainless pipe welds (GTAW, orbital GTAW, GMAW/FCAW)
• Coordinate third‑party NDE and review results
• Maintain weld maps, MTRs, material traceability, inspection reports, and turnover packages
• Enforce ASME B31.1, B31.3, B31.9 and AWS D1.1 compliance
• Perform final inspection of pipe spools and skids before shipment
• Conduct root cause analysis and corrective action on rejects
• Occasional travel to job sites

Required Qualifications

• Current AWS Certified Welding Inspector (CWI) certification
• Experience inspecting carbon and stainless pipe welding; fab shop experience preferred
• Working knowledge of ASME Section IX and B31 piping codes
• Experience writing and qualifying WPSs
• Ability to read isometrics and fabrication drawings

Preferred Qualifications

• ASNT Level II NDE certification
• Orbital welding experience
• Background in data center or mission‑critical process piping

Benefits

• Competitive pay based on experience and qualifications
• Health, dental, vision, and life insurance
• Paid holidays and PTO
• 401(k) retirement plan
• Steady work with a growing company