Experienced MIG Welder – Pressure Vessel & ASME Code

Multisource Manufacturing LLC; Granite City (IL); Hybrid; USD 49,594,000 - 55,104,000; Full time

Job summary

Ehrhardt Tool & Machine, a dynamic contract manufacturer in Granite City, IL, seeks an experienced GMAW welder for first shift. You will weld carbon steel, stainless, and alloys in a regulated environment (ASME, nuclear, aerospace) and produce code-compliant welds on critical components.

Responsibilities include interpreting blueprints, weld symbols, WPS/PQRs, performing multi-pass and pressure boundary welds, ensuring ASME IX compliance, and maintaining traceability and documentation.

Qualifications

• 5–7+ years of GMAW welding experience.
• Ability to read blueprints and WPS/PQR documentation.
• Experience with multi-pass and pressure welds.
• Strong metallurgy and distortion control knowledge.
• Experience in regulated environments.
• FCAW / GTAW experience.
• Exposure to audits and compliance manufacturing.

Responsibilities

• Perform GMAW (MIG) welding on carbon steel, stainless, and alloys.
• Interpret blueprints, weld symbols, WPS, PQRs, and travelers and troubleshoot welding parameters.
• Execute multi-pass, structural, and pressure boundary welds.
• Ensure compliance with ASME Section IX and customer specs.
• Perform inspections and correct defects.
• Maintain traceability and documentation.
• Support root cause analysis and corrective actions.
• Follow safety and PPE requirements.

Skills

GMAW welding

Blueprint interpretation

ASME IX knowledge

Job description

Ehrhardt Tool & Machine, a dynamic contract manufacturer in Granite City, IL, seeks an experienced GMAW welder for first shift. You will weld carbon steel, stainless, and alloys in a regulated environment (ASME, nuclear, aerospace) and produce code-compliant welds on critical components.

Responsibilities include interpreting blueprints, weld symbols, WPS/PQRs, performing multi-pass and pressure boundary welds, ensuring ASME IX compliance, and maintaining traceability and documentation.