We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. Technical Expertise: Apply technical knowledge to address environmental challenges, including remediation, groundwater contamination, soil treatment, waste management, and environmental compliance for oil and gas facilities, refineries, and industrial sites.