Responsibilities ECS is hiring a Principal Engineer to provide technical leadership across geotechnical engineering and construction materials testing (CMT) work in the Pittsburgh market. This is a senior technical and strategic role focused on final technical review, risk reduction, staff mentorship, laboratory oversight, and client-facing consulting across a portfolio of public and private sector projects. Responsibilities • Provides enterprise-level technical expertise and oversight across CMT projects • Performs final technical review and approval of reports, calculations, and deliverables • Ensures technical quality, consistency, and adherence to standards across projects and teams • Oversees project performance and supports resolution of complex or high-risk issues • Mentors Associate Principals, Senior Project Managers, and technical staff • Leads business development efforts and expands client relationships • Prepares and reviews proposals, contracts, and major project decisions • Supports department and office financial performance (P&L awareness) • Assists with staffing decisions and workforce planning • Represents the organization as a technical expert in the industry and community • Participates in leadership activities, including review committees and internal governance • Provides cross-functional support across departments and service lines 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 through professional training programs. #LI-AS1 Qualifications Required Qualifications • 12 years of related experience with a professional engineering or geology license per ECS Senior Technical Staff Policies and Procedures • Or, 16 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 licenses and/or certifications as necessary for the work performed or managed • If driving for or on behalf of any ECS subsidiary, a valid driver's license is required • Established reputation as a technical expert in construction materials testing • Strong regional or multi-regional client relationships • Proven success in business development and revenue growth • Advanced technical expertise across construction materials testing disciplines • Proven leadership and decision-making capability at an organizational level • Strong business development and client relationship skills • Extensive experience in project management, risk management, and consulting • Ability to perform and sign as the final technical review of reports and calculations • Strong understanding of regional geologic conditions and industry challenges • Proficiency with advanced analysis software • Ability to mentor senior technical staff and future leaders • Strong financial and operational awareness • Professional training programs as required in the ECS Senior Technical Staff Policies and Procedures 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-8+ 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 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), #144 in Engineering News-Record’s Top 200 Environmental Firms (October 2026) 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.