Construction Materials Associate Principal

Engineering Consulting Service; Carrollton (TX); On-site; USD 140,000 - 180,000; Full time

Job summary

ECS Limited is seeking an experienced Construction Materials Testing (CMT) Associate Principal to lead our Carrollton field services team. You will ensure project quality and supervise performance from proposal through final review, while consulting with clients and project teams to meet deadlines.

Responsibilities include overseeing CMT projects and staff, mentoring junior managers, and maintaining client relationships.

Qualifications

• Bachelor of Science in Civil Engineering or related field per the job listing.
• 8+ years of relevant experience including drafting, reviewing, and approving technical reports.
• Professional licensure: PE or PG.
• Must have senior reviewer designation; policy shared during interview/offer.
• Maintain licenses/certifications for compliance with laws.
• Valid driver's license and insurance if driving for ECS.
• Strong marketing skills with ability to establish and maintain client relationships.
• Excellent communication skills (speaking, reading, writing).
• Demonstrated technical competence, leadership, safety, and professionalism.
• Expert knowledge of CMT principles, applications, and ASTM laboratory standards.
• Excellent leadership and decision-making skills with ability to work with clients and peers.

Responsibilities

• Oversee CMT projects, review technical reports, prepare and review proposals, and manage department and P&L.
• Provide technical expertise and mentor CMT staff through training and development.
• Mentor junior project managers and support team development, collaborating with managers and recruiters for staffing decisions.
• Host or attend project meetings with clients and provide technical resolutions as requested.
• Market ECS services and establish new, maintain existing client relationships.
• Career development support with potential certifications and reviewer status.

Skills

Leadership

Communication

Mentorship

Client relations

Marketing

Decision making

Safety

CMT knowledge

Education

Bachelor of Science in Civil Engineering

PE or PG licensure

Job description

Responsibilities

ECS Limited is offering a unique opportunity for an experienced Construction Materials Testing (CMT) Associate Principal to join our Carrolton field services team in a dynamic work environment. In this role, you’ll be primarily responsible for the quality and supervision of performance on a variety of projects and will consult with clients and project teams to ensure project goals and deadlines from proposal to final review are met.

• Oversee various CMT projects, review technical report reviews, prepare and review proposals, and assist with management of your department and P&L.
• Provide technical expertise and support CMT staff through mentorship, training, and development.
• Actively mentor junior project managers and support overall development of your team, including collaborating with other managers and internal recruiters to make staffing decisions.
• Host or attend project meetings with clients and provide technical resolutions of issues as requested.
• Successfully market our services while establishing new and maintaining existing client relationships.

Career Development

• As your experience with us grows, ECS will support you in advancing in your career with the potential for advanced certifications and reviewer status with additional benefits.

Required Qualifications

• Bachelor of Science in any of the following: Civil Engineering, Construction Engineering and Management, Materials Science Engineering, Architectural Engineering, or Geology; Note: Construction Management degrees and certain Technology degrees may not be considered.
• A minimum of 8 full years of relevant experience, to include drafting, reviewing, and approving technical reports.
• Professional licensure including Professional Engineer (PE) or Professional Geologist (PG).
• Must have designation as a senior reviewer at your current or previous firm; detailed information on ECS’ senior reviewer policy may be shared at time of interview or offer.
• Maintain all necessary licenses and certifications for compliance with local, state, and federal laws.
• Must have valid driver's license and insurance if driving on behalf of ECS.
• Strong marketing skills with the ability to establish and maintain client relationships.
• Excellent communication skills (speaking, reading, and writing).
• Demonstrated technical competence, leadership, safety, and professionalism.
• Expert knowledge of CMT principles, applications, and ASTM laboratory standards.
• Excellent leadership and decision-making skills with the ability to work effectively with clients, peers, and supervisors.

About Us

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.