Seeking a Sr. Environmental Scientist in Lisle, IL, Dallas, TX, or Charlotte, NC. The role involves project management, client engagement, and collaboration with a multidisciplinary team of environmental professionals, engineers, and technicians. Responsibilities include leading environmental compliance services for energy, telecom, renewable, and oil & gas projects, supervising staff, preparing proposals, and supporting field investigations and permitting at federal, state, and local levels. Candidates should have 10+ years of experience, a degree in relevant fields, proficiency with GIS and environmental regulations, strong communication skills, and willingness to travel. Benefits include a competitive salary, health plans, flexible work arrangements, and professional development. The organization values diversity, work-life balance, and has been recognized as a Great Place to Work for ten years.