The intern will perform routine field and laboratory testing on construction materials such as soil, concrete, and asphalt while documenting results. They will also assist with equipment maintenance and communicate site conditions to project teams and supervisors.
Requirements overview
Candidates must be pursuing a degree in Civil Engineering or a related field and possess at least 90 days of relevant experience. The role requires the ability to lift 85 pounds and the completion of specific certifications within the first 270 days of employment.
ECS Group of Companies is a Chantilly, VA-based consulting engineering firm. Organizationally we have 100+ offices and more than 3,000 employees in operating subsidiaries. Subsidiaries and their headquarter offices include:
- ECS Mid-Atlantic, LLC [Chantilly, VA];
- ECS Midwest, LLC [Chicago, IL];
- ECS Southeast, LLP [Raleigh, NC];
- ECS Florida, LLC [Orlando, FL];
- ECS Southwest, LLP [Dallas, TX];
- ECS Pacific, Inc. [Walnut Creek, CA];
- ECS Group of Companies [Chantilly, VA - provides administrative/support services to all operating subsidiaries].
Founded in 1988, ECS is an employee-owned corporation committed to providing high quality, innovative services. The professional staff at ECS delivers value-added solutions through our core service lines: Geotechnical Engineering, Environmental Consulting, Construction Materials Testing/Inspection, and Facilities Engineering and Consulting.
'Setting the Standard for Service’ is our corporate philosophy that permeates everything we do. We embrace providing services on time and under budget while adding value to our clients. Our goal is to provide high-quality engineering and related services; and to be recognized by our clients and colleagues for our innovative ideas, responsiveness and value. Our high repeat business volume, recommendations from our clients and professional associates are all measures of our commitment to the industry we proudly serve. At ECS, it’s not just about getting the job done – it’s about getting the job done right.
Talent acquisition at ECS receives strategic focus. We keep our career center current and up-to-date! So if you are looking for a new career opportunity or know someone who is, please visit www.ecslimited.com and submit your resume through our career center for review by our dedicated recruiting team.
What You'll Do
The Construction Materials Testing (CMT) Intern Level 2 performs routine field and laboratory testing tasks in support of construction materials testing projects with increasing independence. This role builds on foundational experience to contribute more actively to data collection, documentation, and testing activities while continuing to develop knowledge of construction practices, materials testing standards, and project workflows. The CMT Intern Level 2 demonstrates growing technical competency, reliability, and professionalism while maintaining a positive customer service attitude and demonstrating ECS Core Values.
Responsibilities
Performs construction materials observation and testing in the field with guidance from senior staff
Conducts routine testing of soil, concrete, asphalt, and other materials with increasing independence
Documents field conditions and testing results in accurate and timely field reports
Assists in the preparation, organization, and maintenance of field and laboratory equipment
Performs basic calculations, data reduction, and data entry tasks
Communicates with contractors, field staff, and project teams regarding testing activities and site conditions
Notifies supervisors of changes in site conditions, testing needs, or potential issues
Assists with laboratory testing, including sample preparation, curing, and testing procedures
Maintains organized and clean field and laboratory work environments
Participates in project-related meetings and coordination activities as requested
Assists with reviewing laboratory results and supporting project documentation
Performs other duties as assigned
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What We're Looking For
Required Qualifications
90 days of related experience
At least one internship with ECS or another firm
Must be pursuing an Associate, Bachelor, or Master degree in Civil Engineering, or other degree related to our services
One certification must be completed within the 90-day introductory period, and all basic certifications must be completed within 270 days of employment, including: Radiation Safety, Soils I, and Concrete I
Additional certifications applicable to the work performed may be required for Level 2
If driving for or on behalf of any ECS subsidiary, a valid driver's license is required
Strong communication skills (verbal and written)
Dependable, detail-oriented, and self-motivated work ethic
Ability to work effectively both independently and within a team
Developing knowledge of construction materials testing principles and standards
Basic math and data interpretation skills
Ability to read plans, follow directions, and interpret construction documents
Proficiency with electronic devices and data entry tools
Ability to work in outdoor environments and lift required equipment
Must be able to lift a minimum of 85 pounds a number of times each day
Military Qualifications
The following US Military ranks would qualify for this position:
E-4
Please note: relocation assistance is not provided for this position
Who We Are
ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and facilities consulting services. We are employee-owned with more than 3,000 employees in 100+ offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). For additional information about ECS, visit: www.ecslimited.com.
ECS is an Equal Opportunity Employer. To learn more, click here.