At the Associate level, the successful candidate will lead and manage the delivery of key responsibilities described below in collaboration with Terraphase Principal-level staff, but with day-to-day responsibility for safe, quality, and efficient project delivery, · Lead and manage site characterization, remedial investigations, feasibility studies, and remediation implementation projects. At the Senior Project level, the successful candidate will deliver the key responsibilities described below at the deliverable or project level under the supervision of Terraphase Senior- and Principal-level staff, including Terraphase project managers, Client Managers, and internal subject matter experts.