Senior Metal Fabrication Mechanic - Heavy Components

Job Description

Job Description

Ready to build big?

Do you thrive interpreting complex drawings, dialing in weld parameters, and turning large raw stock into precision assemblies? If so, this 100% onsite role in Newington, NH—reporting to the Fabrication Supervisor—may be for you.

What you’ll work on

• Fit and weld metal components to blueprint and engineering requirements.
• Execute internal seam welding inside large fabrications and components.
• Grind welds to spec; surface-prep the interior of large forgings for stainless-steel overlay.
• Set up and oversee automated welding on interior and exterior seams.
• Deburr edges and machined features using small powered hand tools.
• Cut and hand-assemble metal conduit and instrument panel housings on large cones.
• Lay out cylinders, plate, and cones to precise lengths and angles per drawings.
• Operate overhead lifting equipment in accordance with contract guidelines.
• After required training, demonstrate skill in SMAW (stainless and carbon plate), GTAW on stainless and carbon, and a range of thermal cutting/heating methods.
• Perform testing operations per engineering specifications.
• Prepare finished goods for shipment: wrap/pad, label or stencil crates with destination, weight, and contents; insert fillers/separators; band crates; verify counts; complete pack-and-ship Production Orders (clean, pack, tag).

What you’ll bring

• HS diploma or equivalent.
• 3+ years in fabrication, or 1+ year as a Westinghouse Newington Fabrication Mechanic II.
• Fluency with engineering drawings, weld symbols, welding procedures, and dimensional control.
• Blueprint/sketch/plan reading plus hands-on layout for both large and small builds.
• Qualified and proficient in all positions on carbon and stainless using two welding processes.
• Proficiency with plasma cutting, carbon arc, oxy‑acetylene burning/cutting, and grinding.

Production welding readiness

You should be proficient in Welding Setups for Production and able to obtain/maintain welding qualifications aligned to applicable ASME acceptance criteria.

Tools & tech you’ll touch

• MIG Welder
• TIG Welder
• Robotic Welder

Where you’ll be: Newington, NH | Reports to: Fabrication Supervisor | Work mode: 100% onsite