Construction Materials Co-Op

ECS Group of Companies; Chantilly (VA); On-site; USD 28,000 - 30,000; Full time

Job summary

ECS Group of Companies in Chantilly, VA is seeking an entry-level field and laboratory assistant to support construction materials testing and observation activities in the field and lab. You will observe tests on soils, concrete, asphalt, and other materials and help document site conditions and testing results.

This role offers hands-on experience with field and lab workflows, equipment preparation, data entry, and collaboration with project teams.

Qualifications

• 0 years of related experience.
• Actively pursuing a degree in Civil Engineering or another related degree.
• One certification must be completed within 90 days of introductory period, and all basic certifications within 270 days.
• If driving for ECS, a valid driver's license is required.
• Strong communication and organizational skills.
• Willingness to work outdoors and in laboratory settings.

Responsibilities

• Assists with construction materials testing and observation activities in the field and laboratory
• Observes testing of soils, concrete, asphalt, and other construction materials
• Supports documentation of site conditions and testing results
• Assists with organization and preparation of field and laboratory equipment
• Performs basic data entry and documentation tasks
• Works with technicians and project teams to support project execution
• Participates in field and laboratory workflows to gain practical experience
• Assists with maintaining clean and organized work areas
• Performs other duties as assigned

Skills

Communication skills

Teamwork

Attention to detail

Independent work

Observation skills

Education

Pursuing Civil Engineering degree

Job description

Responsibilities

• Assists with construction materials testing and observation activities in the field and laboratory
• Observes testing of soils, concrete, asphalt, and other construction materials
• Supports documentation of site conditions and testing results
• Assists with organization and preparation of field and laboratory equipment
• Performs basic data entry and documentation tasks
• Works with technicians and project teams to support project execution
• Participates in field and laboratory workflows to gain practical experience
• Assists with maintaining clean and organized work areas
• Performs other duties as assigned

Required Qualifications

• 0 years of related experience
• Actively pursuing a degree in Civil Engineering or another related degree
• One certification must be completed within the 90-day introductory period, and all basic certifications must be completed within 270 days of employment
  • Certifications applicable to the work performed are required
• 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 organized work ethic
• Ability to work independently and as part of a team
• Ability to follow directions and work under supervision
• Basic problem-solving and observational skills
• Willingness to work in outdoor field environments and laboratory settings

Military Qualifications

• The following US Military ranks would qualify for this position:
  • E-4

The expected pay range for this role and location is $20-$22/hour. The final agreed-upon compensation will be determined based on specific location and other individual qualifications.

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 building science + infrastructure consulting services. We are employee-owned with more than 3,200 employees in 125 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 #38 in Zweig Group’s Hot Firm List (June 2026). For additional information about ECS, visit: www.ecslimited.com.

ECS is an Equal Opportunity Employer.