| Assistant Professor of Biology, Florida International University | beginning January 2009 |
| Adjunct Faculty, San Diego State University | January 2007 to present |
| National Science Foundation Minority Postdoctoral Fellow | January 2006 to present |
| EPA NCER STAR Graduate Student Fellow | August 2003 to Dec 2005 |
| California Sea Grant Graduate Student Fellow | August 2001 to 2003 |
| Alfred P. Sloan Graduate Student Fellow, Stanford University | September 1999 to 2001 |
| Academic Course for Excellence (ACE) Peer Mentor, UCSC | 1998-1999 |
| Research Assistant IV, Long Marine Lab, UCSC | July 1996 to March 1999 |
| California Alliance for Minority Participation, (CAMP) Fellow, UCSC | Summer 1996 |