ESSENTIAL DUTIES and FUNCTIONS
- Weld together metal components of products, as specified by layout, blueprints, diagram, work order, welding procedures, or oral instructions, using electric arc-welding equipment
- Select and execute best method to prepare all material surfaces to be welded, ensuring that there is no loose or thick scale, slag, rust, moisture, grease, or other foreign matter and to clean, degrease, deoxidize, or desmut weld joint or work piece, using wire brush, portable grinder, or solvent clean/chemical bath
- Weld completion in flat, horizontal, vertical, or overhead positions for at least three base materials using a wide variety of processes. (That is, deposit weld beads exhibiting proper sidewall and interpass fusion, size, profile, interpass cleanliness, wrap and staggered, fused, and cleaned starts and stops rarely (no more than 3%) requiring grinding/dressing to meet VT acceptance standards)
- Lay out work from blueprints for the following, but not limited to:
- Plates for shearing, burning by manual or automatic burning and cutting,
- Angles for punching and shearing, Drilling patterns, Templates for shaping steel, Plates and shapes to be shaped with or without heat, Stiffeners and bulkheads to plates, Bolt and fastener patterns for various parts, manholes, and equipment foundations
- Inspect work for proper fit-up and adequate cleanliness for welding; locate materials, fabricate and install from blueprints the following, but not limited to:
- Ladders, handrails. Stairways, grating, walkways Manholes and equipment foundations, Pipe racks and brackets, Pipe systems, Braces and supports to maintain straightness
- Fabricate the following, but not limited to:
- Fit brackets, panels, complex beam/shape structures
- Plumb transverse bulkheads and panels to fabricate enclosure Complex weldments, Shapes and plates, Simple and complex parts from a drawing or sketch
- Operate and set up of the following equipment, but not limited to:
- Hydraulic jacks and pumps, Chain falls, Come-alongs, Steamboat ratchets, Slings,
- Tie downs, Iron workers, Saws, Pneumatic and electric tools, Drill press, Pipe benders, Press brakes, Plate shears, Plasma cutting torches, All manual, semi-automatic, & automatic cutting torches & machines
- Expertly repair base metal products and completed welds by adding the minimum amount of weld metal or heat and the minimum amount of grinding/smoothing to meet job specification
- Perform multi-pass, all position fillet and groove welds using SMAW (Shielded Metal Arc Welding), GMAW (Gas Metal Arc Welding), Submerged Arc Welding, FCAW (Flux Cored Arc Welding) processes, or the most efficient combination thereof for steels, stainless steels or nickel-based alloys, and for copper-based alloys, aluminum alloys, or titanium alloys
- Also perform air-arc back gouging and oxy-acetylene torching (e.g. brazing, cutting, or pre-heating), GTAW (Gas Tungsten Arc Welding), and pipe welding, pipe flange and socket welding; as well as qualify to perform either flux cored inner shield welding, weld overlay cladding, automated back gouging, plasma back gouging or any combination thereof.
- Mark or tag material with proper job number, piece marks, and other identifying marks as required and always mark completed welds with welder number
- Perform single pass 5/16-inch minimum fillet welds in all positions using FCAW on carbon steel and at least ¼-inch single-pass fillets on two other materials
- Supervise set up to perform welding in accordance with applicable WPS all welding equipment such as: wire feeders, Sub-arc tractors, Bug O’s, Power sources,
- Clean torches and connect/lay-out cables and whips to optimize performance and perform routine maintenance on all
- Recommend WPSs and WPS upgrades required for a job; when assigned, produces or supervises production, documentation, and testing of PQRs and WPQs
- Reliable, leads by example; trains less-killed welders, enforces good workmanship and safe welding practices throughout the work area; identifies gaps in weld process controls and weld process surveillance inspections and recommends corrective action
- Perform comprehensive workmanship inspection, and when directed those of others, of all welds grinding and joint preparation for NDT processes as applicable; observe QA/NDT hold points as applicable
- Complete standard dimensional computations/ Devise bracing and weld sequencing steps to maintain tolerances and minimizing distortions
- Other duties as assigned
QUALIFICATIONS
- Must be certified and documented to perform multi-pass, all position fillet and butt welds using SMAW (Shielded Metal Arc Welding), Gas Tungsten Arc (GTAW), GMAW (Gas Metal Arc Welding), FCAW (Flux Cored Arc Welding), for steel, stainless steel or nickel-based alloys, and for either aluminum alloys, copper-based alloys, or titanium alloys
- Comprehensive, broad, and current knowledge of welding techniques, tools and equipment
- Technical training or higher degree (preferred) and Minimum of 7 years of career experience in Welding OR IO years welding experience, 7 within the past ten years.
- Expert knowledge of and ability to use hand tools and instruments associated with the trade
- Must be able to work effectively with others; training experience preferred
- Proficient reading all types of blueprints and weld symbols, drawing dimensions/ tolerances, complex shapes and weld joints; build plans, sequencing, welding tools, jigs & fixtures, platforms/staging and work instructions to control distortion and improve quality-adjusted productivity
- Enter and move through manholes, climb ladders, or both to reach and work inside confined spaces
- Hands on experience with heavy metal steel welding procedures in all positions
- Basic mechanical knowledge and skills
- Mirror welding/restricted access experience
- Must be a steady, reliable worker and exemplary craftsman
- Must be able to comprehend and follow instructions and give instructions
- Experienced with performing visual inspections of welds and fit-ups
- Familiar with different forms of weld NDT and how specified NDT impacts selection and execution of weld processes
- Must pass J-1 vision test and respirator fit test
