Illinois State Water Survey - Available Positions Available Positions at the Illinois State Water Survey. en-us Copyright 2017 University of Illinois Board of Trustees. All rights reserved. Mon, 09 Jan 2017 17:35:00 CDT (Kevin Merrifield) (Kevin Merrifield) Field Research Assistant (hourly up to 5 positions) Fri, 14 Apr 2017 11:55:00 CDT Field Research Assistants will work with Survey scientists to conduct statewide data collection on Illinois streams in support of the IEPA Intensive Basin Survey program. [Listing disappears: 5/15/2017]