Quality Assurance Technician

Quality Assurance Technician | DEMA Engineering Co.

DEMA Engineering Co. is seeking a detail-oriented and driven Quality Assurance Technician to join our Quality team at our world headquarters located in Kirkwood, MO. This role plays a key part in ensuring our products consistently meet company, customer, and regulatory quality standards in a fast-paced manufacturing environment.

If you take pride in accuracy, problem-solving, and improving processes-and you value honesty, respect, hard work, and teamwork, we want to hear from you.

About the Role

The Quality Assurance Technician performs a mix of inspection, testing, auditing, and documentation activities across incoming materials, in-process production, and finished goods. This position helps ensure compliance with internal quality systems while supporting continuous improvement initiatives across the organization.

You will work closely with production, engineering, and leadership teams to identify issues, prevent defects, and improve product consistency and process efficiency.

Key Responsibilities

• Conduct manual and automated inspections, tests, and measurements of materials and products
• Perform incoming, in-process, first article, and final inspections
• Use precision measurement tools, including CMM, vision systems, and hand gages
• Interpret blueprints, specifications, and technical documentation
• Record inspection data and ensure compliance with acceptance/rejection criteria
• Identify and communicate quality concerns to production and engineering teams
• Support audits, process checks, and document control activities
• Assist with non-conformance disposition and corrective actions
• Help maintain and update work instructions, inspection forms, and controlled documents
• Participate in quality improvement and lean manufacturing initiatives
• Support calibration activities and quality lab organization as needed

What You Bring

• High school diploma required; technical or associate degree preferred
• 1–3 years of quality, manufacturing, or inspection experience (or equivalent training)
• Strong mechanical aptitude and intermediate math skills
• Ability to read blueprints and technical documents
• Experience with measurement tools and inspection methods preferred
• Strong attention to detail and problem-solving skills
• Ability to work independently while contributing to a team environment
• Effective communication skills across all levels of the organization
• Proficiency in Microsoft Office (Excel preferred); ERP/MRP experience a plus
• Commitment to safety, quality standards, and continuous improvement
• Ability to work in a manufacturing environment with moderate noise and variable conditions
• Ability to lift up to 40 lbs occasionally

Work Environment

This position is onsite in a manufacturing and lab environment. The role includes exposure to machinery, tools, noise, and varying temperatures. Safety compliance and adherence to quality procedures are essential.

Why Join the DEMA Team?

At DEMA, we believe strong teams build strong products. We are committed to a culture rooted in:

• Honesty – We do the right thing, even when no one is watching
• Respect – We value every team member's contribution
• Hard Work – We take pride in doing things the right way
• Teamwork – We succeed together

We offer a collaborative environment where your work directly impacts product quality and customer satisfaction.

Apply today to join a team where quality matters, people matter, and your work makes a difference.

About Us:

DEMA is a world leader in the development of proportioning chemical dispensers and fluid control products. Established in 1956 with headquarters in St. Louis, Missouri, DEMA has grown to include manufacturing and warehouse facilities in Missouri, Zeewolde Netherlands, and Sydney Australia. Embracing our heritage, DEMA remains owned by the Deutsch family, with active 3rd and 4th generation family members leading the company. DEMA's chemical dispensing products are used to safely and accurately blend chemicals and water for a variety of applications, including housekeeping, food service, food processing, dish wash, laundry, and car wash. DEMA's range of solenoid valves are used in many industries, including car wash, beverage and chemical dispensing, agriculture, misting, reverse osmosis, and high-pressure cleaning machines.

DEMA Engineering is an Equal Opportunity Employer committed to building a diverse and inclusive workplace.