Materials Inspector - Carthage

Note for internal applicants:
Successful candidates already at rates above the posted salary will be evaluated on an individual basis to determine final salary outcome.

Job Location:

Carthage Office (16623 Inca Road, Carthage, MO 64836)

If selected for further consideration, you will be contacted to schedule an interview for Tuesday, August 18, 2026.

The materials inspector samples and tests general construction and maintenance materials to ensure that materials and products used in state highway construction and maintenance activities comply with specifications. Responsibilities are performed under moderate supervision.

MoDOT will bring candidates onto the team as entry-level, intermediate or senior level, based on your skills and experience. This opening is for one of our CAREER-LADDER positions which offers the opportunity for career advancement without having to participate in the competitive selection interview process. As you continue to learn, acquire new skills, and gain experience, you can be promoted to a higher-level position.

• Sample and test general construction materials such as steel, pipe, paint, asphalt, and cement to determine if materials conform to specifications and approves/rejects material for intended use.
• Sample and test fine and course aggregate production for quality and gradation specification compliance at quarries supplying materials for department projects and approves/rejects material.
• Prepare samples for bituminous trial mixes; coordinate with contractor on trial mix information.
• May perform duties of inspector in charge at plants producing bituminous mixtures to determine if the material produced conforms to specifications and approves or rejects the material.
• May perform inspections of prestressed or precast concrete and special sampling and testing of materials required on federal aid projects.

• Bachelor's Degree in Engineering, Construction Management, or related field OR
• 8 years of experience in construction inspecting or related field.
• Certification to operate nuclear gauges may be required.
• Successful completion of a work simulation examination and a medical-physical examination.

Successful candidates with the above qualifications will be considered for one of the three levels based on knowledge, skills, and abilities.

• Entry salary- $52,511.52
• Intermediate salary- $56,712.48
• Senior salary- $61,249.44

Note for internal applicants:
Successful candidates already at rates above the posted salary will be evaluated on an individual basis to determine final salary outcome.

• Job requires moderate physical activity.
• Job requires exposure to physical hazards, health and safety risks, and/or adverse or otherwise undesirable characteristics in the environment.
• Job may require operation of vehicles to plow snow and spread ice control materials.

• Bachelor's Degree in Engineering from an ABET-accredited college or university curriculum.
• ABET accreditation assures confidence that a collegiate program has met standards essential to prepare graduates to enter critical STEM fields in the global workforce. You can use the following link to determine ABET accreditation. Home - ABET
• Certification to operate nuclear gauges may be required.
• Successful completion of a work simulation examination and a medical-physical examination.

Successful candidates with the above ABET-accredited Engineering qualifications will be considered for one of the three levels based on knowledge, skills, and abilities.

• Entry salary- $67,307.04
• Intermediate salary- $72,691.68
• Senior salary- $78,506.88

• Job requires moderate physical activity.
• Job requires exposure to physical hazards, health and safety risks, and/or adverse or otherwise undesirable characteristics in the environment.
• Job may require operation of vehicles to plow snow and spread ice control materials.
• A postsecondary degree is the best measure to ensure candidates possess required engineering knowledge, including in applied physics and mathematics, drafting, engineering processes and procedures, project management, industry ethical standards, and analyzing and modeling data.

MoDOT offers an excellent benefits package that includes a defined pension plan, generous amounts of leave and holiday time, and eligibility for health insurance coverage. Visit our CAREERS page to explore all we have to offer. Your total compensation is more than the dollars you receive in your paycheck. To help demonstrate the value of working for MoDOT, we have created an interactive Total Compensation Calculator.

This tool provides a comprehensive view of benefits and more that are offered to prospective employees. The Total Compensation Calculator and other applicant resources can be found HERE.

At MoDOT you will play a key role in maintaining the seventh largest highway system in the United States. We value team players who are open-minded and work well with others to…