Senior Welder & Fitter – Multi‑Process Expert

Capitol Engineering Co.; Phoenix (AZ); On-site; USD 38,572 - 52,348; Full time

Job summary

Capitol Engineering is seeking a Senior Welder/Fitter 3 for our Phoenix fabrication shop. This advanced role handles complex welding across carbon steel, stainless steel, aluminum, and AR plate with full independence and technical leadership on the shop floor.

You will read engineering blueprints, manage fit‑up, ensure WPS compliance, and mentor junior welders while maintaining top safety and quality standards in a dynamic production environment.

Qualifications

• High school diploma or equivalent; vocational welding certification, technical degree, or completed apprenticeship strongly preferred.
• 8+ years of production welding and/or fabrication experience across multiple product types and materials in a custom fabrication environment.
• Full‑position welder qualifications (1F-4F, 1G-4G) in MIG, Flux-Core, Stick, and TIG per applicable welding code or WPS, current and documented.
• Demonstrated ability to weld on carbon steel, stainless steel, aluminum, and AR plate.
• Read and interpret full engineering blueprints, weld symbols, and fabrication drawings.

Responsibilities

• Perform GMAW (MIG), FCAW (Flux‑Core), SMAW (Stick), and GTAW (TIG) welding in all positions on all products and materials.
• Verify pre‑weld conditions: fit-up accuracy, joint cleanliness, material ID, WPS, and special requirements.
• Read engineering blueprints and fabrication drawings to extract every necessary detail for the assignment.
• Lead by example in safety, mentor junior welders, and support quality inspections.

Skills

Detail-oriented

Analytical skills

Blueprint reading

Multi-process welding

Mentorship

Safety leadership

Education

High school diploma or equivalent

Vocational welding certification

Tools

Welding equipment

Layout tools

Job description

Capitol Engineering is seeking a Senior Welder/Fitter 3 for our Phoenix fabrication shop. This advanced role handles complex welding across carbon steel, stainless steel, aluminum, and AR plate with full independence and technical leadership on the shop floor.

You will read engineering blueprints, manage fit‑up, ensure WPS compliance, and mentor junior welders while maintaining top safety and quality standards in a dynamic production environment.