Mill Fabrication Welder (St. Charles, 2nd Shift)

ADP, Inc.; Saint Charles (MO); On-site; USD 33,000 - 34,000; Full time

Benefits offered by this job

Employee-owned

Shift premium pay

Benefits package

Job summary

Trinity Products in Saint Charles, MO is seeking a Mill Fabrication Welder for the 2nd shift (Mon-Thu, 3:00pm–1:30am). The role involves welding, fabricating, and finishing steel components per blueprints and procedures. Requires at least 1 year of welding experience and ability to read drawings.

Trinity supplies PPE and a strong employee-owned culture. The role emphasizes attention to detail, safety, and teamwork in a fast-paced production setting, with opportunities for growth and skill

Qualifications

• A minimum of 1 year of welding experience across various techniques.
• Successful completion of an internal weld test is required.
• Experience with D1.1 structural welding code, application, and quality standards.
• Must be able to identify small defects in materials and joints that could affect structural integrity
• Understanding three-dimensional space is essential for positioning materials and effective solutions.
• Steel-toe boots, sleeved shirts, and a welding hood are required.
• We’ve got you covered with the rest: Trinity provides PPE including a hard hat, safety glasses, ear protection, and gloves.
• Experience operating an overhead crane is a big plus.

Responsibilities

• Perform weld preparation, welding, and finishing per specifications.
• Interpretation of mechanical drawings, including weld requirement symbolism.
• Set up and fine-tune welding fixtures and parameters, including amps, volts, and positioning.
• Execute grinding, fitting, and finishing operations using manual and power tools.
• Use of power tools to properly prep joints for welding.
• Operate and maintain welding equipment to ensure safe and effective performance.
• Use precision measuring instruments to inspect and verify work.
• Follow all safety protocols and maintain a clean, organized work environment.
• Use of an overhead bridge crane to safely move heavy, large steel materials.

Skills

Welding experience

Blueprint reading

Safety compliance

Attention to detail

Manual dexterity

Punctuality

Tools

Overhead crane

Welding equipment

Calipers

Micrometers

Power tools

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Mill Fabrication Welder (St. Charles, 2nd Shift)

Full Time Saint Charles, MO, US

Salary Range: $24.32 To $25.00 Hourly

At Trinity Products, we’re more than a steel fabrication company — we’re a 100% employee-owned team driven by pride, precision, and performance. Our people take ownership of their work, support one another, and take pride in producing high-quality steel products. As aMill Fabrication Welderon 2nd Shift (Monday - Thursday, 3:00pm – 1:30am), you’ll play a vital role in fabricating, preparing, welding and finishing steel products. Trinity Products are built with skill and built for what's next! Your expertise will help turn steel into solutions built for some of the most demanding projects. If you're a skilled welder who takes pride in quality workmanship, has an eye for detail, and is ready to contribute to a team that truly values your craftsmanship—this is the job for you!

What You'll Do:

• Perform weld preparation, welding, and finishing tasks in accordance with detailed specifications, blueprints, and drawings.
• Interpretation of mechanical drawings, including weld requirement symbolism.
• Set up and fine-tune welding fixtures and parameters, including amps, volts, and positioning for optimal welds.
• Execute grinding, fitting, and finishing operations using manual and power tools for a clean, polished result.
• Use of power tools to properly prep joints for welding.
• Operate and maintain welding equipment to ensure safe and effective performance.
• Use precision measuring instruments such as calipers and micrometers to inspect and verify work.
• Follow all safety protocols and maintain a clean, organized work environment.
• Use of an overhead bridge crane to safely move heavy, large steel materials.

Requirements:

• A minimum of 1 year of welding experience across various techniques is preferred—bring your hands‑on know‑how to the table.
• Prove your skills – Successful completion of aninternal weld test is required to join our elite team of welders.
• Experience with D1.1 structural welding code, application, and quality standards.
• Must be able to identify small defects in materials and joints that could affect structural integrity
• Understanding three-dimensional space is essential for positioning materials and effective solutions.
• Steel‑toe boots, sleeved shirts, and a welding hood are required—your personal gear shows you're ready to get the job done right!
• We’ve got you covered with the rest:Trinity provides all essential PPE including a hard hat, safety glasses, ear protection, and protective gloves.
• Experience operating anoverhead crane is a big plus—but if you don’t have it yet, we’ll help you get there.
• Comfortable working in varied ambient temperatures—you’re not afraid to tackle real‑world conditions.
• Able to stand, move, and stay active throughout your shift—this is a hands‑on, on‑your‑feet kind of role.
• We count on you —punctuality and dependability matter in a fast‑paced production environment.

Founded in January 1979 by Robert Griggs and a team of visionary partners, Trinity Products began as a bold dream fueled by hard work, innovation, and an unwavering entrepreneurial spirit. From those humble beginnings, we’ve grown into a national leader in steel and steel fabrication—thanks to our commitment to continuous improvement and delivering exceptional value to our customers.

Today, Trinity is proud to be a 100% Employee‑Owned Company, with nearly 280 employee‑owners who are directly invested in our success. With six strategic locations across the country and a broad, flexible product line, we proudly serve a wide range of industries and markets nationwide.

At Trinity, we believe our strength lies in our people. Our employee‑owners are not just workers—they’re stakeholders, innovators, and the driving force behind our continued growth. If you’re looking to join a company where your contributions truly matter and your voice can shape the future, Trinity Products is the place for you.

Why You'll Love Working Here:

• Employee‑Owned – Your hard work builds your future. As an employee‑owner, you're not just part of the team—you have a stake in the company's success.
• Shift Premium Pay – Get rewarded for working with competitive shift differentials.
• Outstanding Benefits Package – Enjoy comprehensive benefits including health, dental, vision, 401(k) with match, paid time off, and more—we invest in your well‑being on and off the job.
• Modern Facility & Equipment – Work in a well‑maintained environment with top‑tier tools and machines.
• Career Growth Opportunities – We promote from within and offer continuous learning and development.
• Supportive Team Culture – You’re not just a number here—you're part of a tight‑knit crew that values teamwork, safety, and craftsmanship.