Structural/Millwright Welder

Jost Chemical Co Inc • Overland, MO

11d • Onsite

About The Position

Are you ready to build a skilled trades career where precision meets excellence?
At Jost Chemical Company, our Structural Welders play a critical role in supporting safe, reliable, and high‑quality chemical manufacturing operations. We are committed to pushing the boundaries of chemical production by delivering high‑purity products that make a meaningful impact across global industries—and that starts with expert craftsmanship in our facilities.

If you are a skilled structural welder who takes pride in quality workmanship, safety, and attention to detail, Jost Chemical offers an environment where your expertise is valued. This role provides the opportunity to work on structural steel fabrication, welding, and installation projects that directly support manufacturing operations, all within a company that values integrity, teamwork, and continuous improvement.

Founded in 1985, Jost Chemical is a global leader in producing high‑purity mineral salts for the nutritional, pharmaceutical, and specialty markets. For 40 years, expansion, capability enhancement, and investment in people, facilities, and production technology have defined our culture. Learn more at www.jostchemical.com.

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POSITION OVERVIEW

The Structural Welder works under the general supervision of the Welding Supervisor in a GMP‑regulated manufacturing environment operating under Q7A standards. This role performs industrial welding and fabrication duties involving the layout, fitting, and assembly of metal components such as machinery frames, structural supports, and pressure‑related equipment. This position requires the ability to analyze engineering drawings and specifications to plan welding operations when formal procedures are unavailable.

Requirements

• High School Diploma or GED required
• Ability to pass a 4G Structural Weld Test (Flux Core / GMAW) within 30 days of hire
• Basic mathematics and English comprehension
• Advanced knowledge of welding components including mechanical design, production, and processing
• Understanding of basic safety, health, and environmental rules, regulations, policies, and procedures
• Welding equipment and tools including: Torches and plasma torches Grinders (4‑inch and 6‑inch), chippers, saws, drills Sledgehammers, wrenches, hammers, and general hand tools
• Electric and pneumatic tools
• Measuring tools such as tape measures and layout equipment
• Strong attention to detail and quality standards
• Equipment selection, setup, and maintenance
• Quality control inspection and analysis
• Strong organizational skills and self‑motivation
• Ability to read and interpret drawings, blueprints, and service manuals
• Perform skilled work with strong manual dexterity
• Learn and assist with rigging of: Process tanks and chemical processing equipment Motors, gearboxes, agitators, shafts, columns, and structural beams
• Learn rigging techniques using straps, hooks, chain falls, tie‑downs, and lever hoists
• Work from engineering prints, 3D models, hand sketches, and verbal instructions
• Read a tape measure accurately to 1/16" and apply strong math skills
• Lift and carry objects up to 55 pounds
• Climb ladders and scaffolds; stand, stoop, kneel, and crouch as required
• Work in extreme temperatures, including environments up to 120°F
• Safely operate forklifts and material‑handling equipment
• Follow established procedures and work within precise specifications
• Work both independently and as part of a team
• Operate and maintain a wide variety of welding and fabrication tools

Nice To Haves

• Five (5) or more years of skilled or journeyman‑level structural welding experience preferred

Responsibilities

• Layout large structural components using chalk lines, string lines, lasers, and transits
• Prepare welds including: Beveling structural tubing Installing back plates for CJP weld preparation Fitting square structural tubing Installing structural columns and fabricating small structural stands
• Weld various sizes and shapes of materials in accordance with standard welding codes Primary welding process: FCAW (Flux Core Arc Welding)
• Perform full‑penetration welds in: 1G, 2G, 3G, and 4G (overhead position) Stainless steel weld tests on 3/8" plate
• Fabricate and fit steel components within large structures using cranes, chain falls, and level hoists
• Layout, position, and tack weld assemblies according to engineering drawings and specifications
• Follow all company safety rules, regulations, and GMP requirements

Benefits

• Shift differential for eligible welding and maintenance roles
• Medical, Dental, and Vision Insurance, plus Short‑ and Long‑Term Disability and Life Insurance (effective the first of the month following 60 days)
• 401(k) plan with safe‑harbor contribution
• Paid Time Off (PTO) available from day one
• Nine company‑paid holidays (72 hours annually)
• Uniforms provided
• Annual footwear allowance
• 24/7 access to our free on‑site fitness center
• On‑the‑job training and professional development opportunities

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED
• Number of Employees: 101-250 employees