Associate Principal Jobs in Baton Rouge, LA (NOW HIRING)

ECS Limited is offering a unique opportunity for an experienced Construction Materials Testing (CMT) Associate Principal to join our Baton Rouge 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 organization
• Performs final technical review of reports, calculations, and deliverables prior to approval
• Ensures quality, accuracy, and timeliness of project deliverables
• Oversees project performance and supports issue resolution at a strategic level
• Mentors and develops Senior Project Managers and staff
• Supports preparation and review of proposals and contracts
• Participates in and leads technical discussions with clients and project teams
• Supports departmental operations and financial performance
• Assists with staffing decisions and team development
• Contributes to business development and client relationship growth
• Provides cross-functional technical support, including adjacent service lines
• Performs 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 Procedures
  • Or, 12 years of related experience with certifications per ECS Senior Technical Staff Policies and Procedures
• High school diploma or GED required
  • Bachelor of Science in any of the multi-disciplined Civil Engineering, Construction Engineering and Management, Materials Science Engineering, Architectural Engineering, and Geology is preferred
• Per the ECS Senior Technical Staff Policies and Procedures, maintain license and/or certifications as necessary for the work performed or managed
• Established technical expertise in CMT principles, applications, and ASTM standards
• Strong regional market knowledge and client relationships
• Strong leadership and decision-making capabilities
• Experience in technical leadership and multi-project oversight
• Excellent communication and consulting skills
• Strong project management and business development acumen
• Ability to perform final technical review and validate deliverables
• Strong understanding of construction practices and materials performance
• Ability to mentor and develop staff at all levels
• Strong risk management and quality control capabilities
• If 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 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.

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.