1978-1984 Thesis research (biochemistry) and teaching assistance (ecology) at the Hebrew University of Jerusalem
1984-1990 Post-Doctorate at the Hebrew University of Jerusalem: water recycling research
1991-1993 Research as a Visiting Scientist at Lawrence Berkeley Laboratory: water toxicity surveys
1992-2000 Environmental consulting with Woodward Clyde Consultants, Oakland: storm water toxicity, pollution reduction systems, sediment quality
2000-2006 Citizen Monitoring coordination with the Clean Water Team, the Citizen Monitoring Program of the California State Water Resources Control Board: building a water quality monitoring infrastructure
2003-2006 Development of tools and distance learning modules for the Surface Water Ambient Monitoring Program(SWAMP) of the California State Water Resources Control Board
2006-present: Provision of various consulting services as an independent contractor
Mekorot Water Company (Israel)
Alameda Countywide Clean Water program
Santa Clara County Clean Water program
Contra Costa Clean Water Program
Bay Area Stormwater Agencies Association
City of San Ramon
City of Newark
The Surface Water Ambient Monitoring Program (SWAMP) of the California State Water Resources Control Board
The Methods and Data Comparability Board of the National Water Quality Monitoring Council