CMT Technician

About Atlas

Atlas is a trusted leader in environmental and infrastructure consulting services; we provide services that enable communities to flourish and thrive. With a team of 3,500 employees and offices throughout the US, we combine local expertise and a network of relationships to deliver solutions to both public and private clients. Our services help improve the quality of life in the communities where we live and work.

We always aim for smart, safe, and sustainable results. At Atlas we understand that our future is everyone’s responsibility, and we create a better experience at every stage of a project.

Job Description

Atlas is seeking CMT Technicians to join our team in St. Louis, Missouri. In this role, you will be part of seasoned, highly qualified teams that perform construction materials testing and inspection on complex and transformational infrastructure projects throughout the region. You will gain hands‑on experience working in the field while helping ensure construction materials and practices meet project plans, specifications, and quality standards.

This position offers the opportunity to work on a variety of projects alongside experienced professionals in the construction materials testing industry. Join Atlas and build your technical skills while contributing to projects that make a lasting impact on the communities we serve.

Core Responsibilities

• Perform construction‑related field tests as directed by the Construction Materials Testing (CMT) Manager and Senior Engineer.
• Travel to various construction sites, primarily throughout the Midwest, with the potential for overnight and/or weekend travel as needed.
• Relay field information to the Project Manager and/or Engineer, with limited in‑field decision‑making.
• Transport equipment, test specimens, and/or documents to field personnel, laboratories, clients, or other offices.
• Provide physical assistance with equipment setup and preparation at project sites.
• Enter daily field observation reports and summary reports electronically.
• Perform field quality control testing of in‑place concrete.
• Perform field density testing on soil, concrete, asphalt, and other construction materials.
• Assist other technicians and professional staff with project‑related tasks.
• Support other departments as necessary.
• Follow Atlas safety plans, programs, policies, and procedures

You’ll thrive here if you have

• High School Diploma or GED equivalent.
• 2+ years of construction or Construction Materials Testing (CMT) experience is a plus.
• Willingness to learn and work any shift as needed.
• Ability to work toward and achieve industry‑required certifications, such as:
  • APNGA Nuclear Certification
  • American Concrete Institute (ACI) Concrete Field Testing Technician, Grade I
  • OSHA 10‑Hour Construction
• Basic computer skills.
• Ability to learn and operate specialty equipment.
• Strong responsiveness, reliability, and accountability.
• Materials laboratory, geotechnical drilling, or soils‑related experience is a plus.
• One or more relevant certifications, such as ICC, NICET, NETTCP, or CWI, are preferred but not required.

What you can expect from us

The A‑Team Experience is our employee program focused on helping our people thrive professionally, personally and as part of a community. We trust our people to do great work and live fulfilling lives, and we provide resources that care for our people, both at work and in life:

• Health & Wellness: We offer medical, dental and vision coverage with multiple plan options, including no‑cost employee‑only medical coverage.
• Time Off & Family Support: We offer vacation time, paid holidays, sick & safety leave (SSL) and paid parental leave
• Retirement: We help employees plan for the future with a 401(k) and company match.
• Insurance: To provide protection and…