Construction Materials Associate Principal

ECS Limited is offering a unique opportunity for an experienced Construction Materials Testing (CMT) Associate Principal to join our Mobile field services team in a dynamic work environment. The Construction Materials Testing (CMT) Associate Principal serves as a senior technical leader responsible for ensuring the quality, accuracy, and performance of construction materials testing projects. This role provides technical oversight, final review, and mentorship across project teams while supporting business development and operational performance. The CMT Associate Principal operates as a subject matter expert and final reviewer, delegating project execution to Senior Project Managers while maintaining accountability for technical excellence and project outcomes. The role maintains a positive customer service attitude and demonstrates ECS Core Values. Responsibilities Provides technical expertise and oversight for geotechnical projects across the organizationPerforms final technical review of reports, calculations, and deliverables prior to approvalEnsures quality, accuracy, and timeliness of project deliverablesOversees project performance and supports issue resolution at a strategic levelMentors and develops Senior Project Managers and staffSupports preparation and review of proposals and contractsParticipates in and leads technical discussions with clients and project teamsSupports departmental operations and financial performanceAssists with staffing decisions and team developmentContributes to business development and client relationship growthProvides cross-functional technical support, including adjacent service linesPerforms other leadership and technical responsibilities as assigned 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 8 years of related experience with a professional engineering or geology license per ECS Senior Technical Staff Policies and ProceduresOr, 12 years of related experience with certifications per ECS Senior Technical Staff Policies and ProceduresHigh school diploma or GED requiredBachelor of Science in any of the multi-disciplined Civil Engineering, Construction Engineering and Management, Materials Science Engineering, Architectural Engineering, and Geology is preferredPer the ECS Senior Technical Staff Policies and Procedures, maintain license and/or certifications as necessary for the work performed or managedEstablished technical expertise in CMT principles, applications, and ASTM standardsStrong regional market knowledge and client relationshipsStrong leadership and decision-making capabilitiesExperience in technical leadership and multi-project oversightExcellent communication and consulting skillsStrong project management and business development acumenAbility to perform final technical review and validate deliverablesStrong understanding of construction practices and materials performanceAbility to mentor and develop staff at all levelsStrong risk management and quality control capabilitiesIf driving for or on behalf of any ECS subsidiary, a valid driver's license is required Military Qualifications The following US Military ranks will qualify for this position IF they also meet the education, certification, and licenses requirements from the above section titled "Required Qualifications":E-7/E-8 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. To learn more, click here.