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The Rig Welder is responsible for performing field welding and fabrication using personally owned welding equipment (rig truck) in support of plant maintenance, turnarounds, and capital projects. This position plays a critical role in ensuring piping systems, pressure equipment, and structural components are installed and repaired safely, efficiently, and in compliance with applicable codes and company standards.

Key Responsibilities

• Perform field welding of piping, pressure vessels, and structural components using rig-mounted equipment
• Weld various materials including carbon steel, stainless steel, and specialty alloys
• Read and interpret P&IDs, isometric drawings, fabrication drawings, and weld procedures
• Set up and operate welding rigs, including generators, leads, torches, and support tools
• Perform pipe fitting, alignment, and tack welding in preparation for final welds
• Execute welds in accordance with ASME Section IX and company Welding Procedure Specifications (WPS) (consistent with plant welding standards interaction noted in Fw: Process Lines Connections - Qualifications Required to Work on Lethal Service Lines) [Fw: Proces...vice Lines | Outlook]
• Conduct quality checks and support NDE (e.g., X-ray, hydrotesting) requirements
• Troubleshoot and repair piping systems and equipment in the field
• Support turnarounds, outages, and construction projects
• Maintain welding equipment and ensure safe operation of rig and tools
• Work collaboratively with pipefitters, boilermakers, and other crafts to complete scopes efficiently
• Follow all plant safety procedures, OSHA regulations, and PSM requirements

Qualifications

• High school diploma or GED required
• 4+ years of industrial welding experience (chemical, petrochemical, or refinery preferred)
• Valid welding certifications (AWS and/or ASME Section IX qualified)
• Demonstrated experience with field / rig welding in an industrial environment
• Ability to pass weld qualification tests
• Valid driver’s license required; TWIC preferred

Skills

• Strong knowledge of welding techniques, metallurgy, and pipe welding
• Ability to perform high-quality welds in demanding field conditions
• Strong troubleshooting and repair skills
• Ability to work independently with minimal supervision
• Strong commitment to safety and quality

Equipment Responsibility

• Own and operate a fully equipped welding rig (truck, welding machine, hand tools, torches, etc.)
• Maintain rig in safe working condition and compliant with company requirements
• Ensure all tools and equipment meet job and safety standards