Experienced MIG Welder – Pressure Vessel & ASME Code

Multisource Manufacturing LLC; Granite City (IL); Hybrid; USD 36,000 - 40,000; 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

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MAINTENANCE Full-time Regular Granite City, IL, US

30+ days ago Requisition ID: 1219

Salary Range: $36.00 To $40.00 Hourly

Ehrhardt Tool & Machine is a dynamic contract manufacturing company dedicated to delivering high-quality engineering and fabrication services. With a focus on precision, efficiency, and customer satisfaction, we serve a diverse range of industries including nuclear, aerospace, power generation, and more.

SHIFT: First shift Monday - Friday 7:00am-3:30pm (may be flexible)

JOB DESCRIPTION:

This position will support manufacturing in a regulated environment (ASME, nuclear, aerospace), producing code-compliant welds on critical and pressure-containing components.

ESSENTIAL FUNCTIONS AND BASIC DUTIES:

· 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

Quality & Compliance Expectations

· Experience with ASME Section IX welding, including pressure vessels

· Ability to follow WPS/PQR requirements

· Understanding of pressure boundary weld quality

· Exposure to inspection methods (VT, UT, RT, PT, MT)

· High first-pass yield and minimal rework

· Maintain precision, traceability, and consistency

QUALIFICATIONS

· 5–7+ years 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 with code welding and pressure weldments

· Experience in regulated environments

· FCAW / GTAW experience

· Experience with thick materials or pressure vessels

· Exposure to audits and compliance manufacturing

OTHER REQUIREMENTS

Mobility in a shop floor environment Exposure to heat, fumes, noise. Handling heavy materials