Quality Assurance Engineer

A.Y. McDonald Mfg. Co. is a leading manufacturer of water works brass, plumbing valves, water systems, natural gas valves and meter bars. The company was founded in 1856 and is committed to taking care of the customer – our boss, through our growing investments of education, automation, and innovation. A career at A.Y. McDonald Mfg. Co. comes with a family friendly culture, on-the-job training, advancement opportunities, and the chance to make a difference every single day.

We are looking for a detail-driven and proactive Quality Assurance (QA) Engineer to join our manufacturing team. In this role, you will ensure our products meet the highest quality standards by developing inspection processes, conducting root cause analysis, implementing corrective actions, and maintaining compliance with industry standards and customer requirements. You will work closely with production, engineering, and supply chain teams to drive continuous improvement and operational excellence.

• Develop and implement quality assurance standards, procedures, and documentation to support production processes.
• Conduct regular audits and inspections of materials, components, and finished products to ensure compliance with specifications.
• Lead root cause analysis (RCA) and corrective and preventive action processes for internal and customer quality issues.
• Work closely with production and engineering teams to resolve quality problems and implement improvements.
• Maintain quality records, reports, and metrics for tracking performance and supporting audits.
• Support the calibration and maintenance of inspection and test equipment.
• Analyze quality data and trends to identify opportunities for process and product improvements.
• Communicate quality standards and expectations to production staff and provide training when necessary.
• Participate in new product launches to ensure quality requirements are met from the start.
• Collaborate with suppliers to address quality concerns and improve incoming material standards.

• Bachelor’s degree in Mechanical Engineering, Industrial Engineering, or related technical field.
• 2+ years of experience in a quality role within a manufacturing environment.
• Strong understanding of quality management systems (QMS), ISO 9001, and related standards.
• Experience with root cause analysis, corrective actions, and quality tools such as 5 Whys, Fishbone, FMEA, SPC, and control plans.
• Proficiency with inspection tools such as calipers, micrometers, CMMs, and gauges.
• Familiarity with blueprint reading and GD&T.
• Strong documentation and communication skills.

• Experience with ERP and QMS software
• Knowledge of Lean, Six Sigma, or other continuous improvement methodologies.
• Certified Quality Engineer (CQE) or similar credential is a plus.
• Six Sigma or Lean Certifications

Benefits include major medical (BCBS), Delta dental and vision, company sponsored basic life insurance and short-term disability. Voluntary life insurance, accidental death and dismemberment, and long-term disability available. Competitive 401(k) with company matching, generous PTO, 10 paid holidays, and company giveaways, family picnics, and more!

A pre-employment Background Check and 6 panel (no THC) Drug screen required.

A.Y. McDonald Mfg. Co. is an equal opportunity employer.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.