Construction Materials Associate Principal

ECS Group of Companies; McKinney (TX); On-site; USD 150,000 - 230,000; Full time

Job summary

ECS Group of Companies in McKinney seeks an experienced Construction Materials Testing (CMT) Associate Principal to lead quality and supervision across our field projects, consulting with clients and project teams to meet goals from proposal through final review.

You will oversee multiple CMT projects, mentor staff, lead meetings with clients, advance business development, and maintain strong client relationships while upholding safety and professional standards.

Qualifications

• Bachelor of Science in Civil Engineering or related field.
• Minimum of 8 years of relevant CMT experience including drafting, reviewing, and approving technical reports.
• Professional licensure (PE or PG).
• Senior reviewer designation from current/previous firm; policy details may be shared at interview.
• Valid driver's license and insurance for driving on behalf of ECS.
• Strong marketing skills with ability to establish and maintain client relationships.
• Excellent communication, leadership, and decision-making skills.
• Expert knowledge of CMT principles and ASTM laboratory standards.

Responsibilities

• Oversee CMT projects, review technical reports, prepare proposals, and assist with department management and P&L.
• Provide technical mentorship and development for CMT staff.
• Mentor junior project managers and collaborate with other managers and recruiters on staffing decisions.
• Attend client meetings and provide technical resolutions as requested.
• Market ECS services and maintain existing client relationships.

Skills

Marketing skills

Communication skills

Leadership

Client relations

Project management

Education

Bachelor of Science (Civil Engineering / related)

Job description

ECS Limited is offering a unique opportunity for an experienced Construction Materials Testing (CMT) Associate Principal to join our McKinney 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.

Responsibilities

• 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.

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.