Quality Control Inspector

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Location: Saint Louis Department: Quality Control Listing Date: 2026-05-28 Position: Quality Control Inspector Job Type: Full-Time

Overview Company Overview Since 1954, Jarrell Mechanical Contractors has been building trusted partnerships in St. Louis and nationwide. As a family-owned, full-service mechanical contractor, we provide end-to-end design-build MEP solutions, from preconstruction and engineering to installation and ongoing service. Our in-house expertise and state-of-the-art prefabrication shops give us unmatched control over quality, safety, and schedule from the start. Specializing in HVAC, plumbing, piping, refrigeration, and control systems, we deliver efficient, high-performing solutions built for long-term reliability. From data centers and manufacturing facilities to schools and multifamily housing, customers trust us for hands-on expertise, innovative engineering, and our commitment to quality, safety, and performance.

Position Overview We are seeking Quality Control Inspectors to support our commitment to delivering high-quality mechanical systems across commercial and industrial projects. We’re looking for individuals with strong mechanical experience who understand how systems are installed, how projects operate in the field, and what quality workmanship should look like.

This role is ideal for someone who takes pride in doing things the right way, communicates well with field teams, and can help ensure our work consistently meets Jarrell standards, project specifications, and customer expectations.

Responsibilities

• Perform quality inspections on HVAC, piping, plumbing, and mechanical system installations
• Verify work complies with project specifications, drawings, codes, and company standards
• Identify quality concerns and work collaboratively with field leadership to resolve issues
• Document inspections, deficiencies, corrective actions, and completed work
• Support coordination between field operations, project management, fabrication, and engineering teams
• Monitor installation practices to help maintain consistency, safety, and workmanship standards
• Participate in jobsite walkthroughs, turnover inspections, and project closeout activities
• Assist in developing and improving quality control processes and procedures

Skill Requirements

• Mechanical construction experience in commercial and/or industrial environments
• Strong understanding of HVAC systems, piping, plumbing, and mechanical installation practices
• Ability to read and interpret construction drawings and specifications
• Strong attention to detail and organizational skills
• Effective communication skills with the ability to work well with field personnel and project teams
• Self-motivated, dependable, and solution-oriented mindset
• Commitment to quality, accountability, and continuous improvement

Compensation At Jarrell Mechanical Contractors, you’ll be part of a growing organization with a strong reputation in the mechanical contracting industry. We offer a collaborative environment where your contributions will directly impact operational success.

Competitive salary based on experience and a comprehensive benefits package including health, dental, and life insurance, as well as 401(k) matching.

• Work with a respected, established mechanical contractor with a strong reputation
• Be part of a team that values long-term relationships and repeat business
• Gain exposure to complex, high-impact projects across multiple market sectors
• Clear path for long-term growth