Develop or prepare descriptive charts, figures/maps, and tables/matrices, Support design analysis through the application of quantitative and qualitative evaluation techniques, Prepare and draft construction documents (plans and specifications), Support cost-benefit analysis, Perform field work or construction observation, Perform writing assignments to contribute to project documentation and deliverables such as memos and reports, Assist with quality control and assurance; and. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.