March 2001 to present
Berkeley Geotechnical Associates, Senior Engineering Geologist.

April 2001 to present
Obayashi-Fu Tsu JV, Taoyuan, Taiwan
Senior Geotechnical Engineer for main contractor for portion of new High Speed Rail project. This contract includes the construction of 8 km of double-track tunnel as part of Taiwan's high-speed railway between Kaoh- siung and Taipei. Assistant to Lead Geotechnical Engineer, and responsible for on site supervision of all geotechnical matters on behalf of the contractor. In charge of local geologists for geological monitoring during tunnelling, and supervision of site investigations being completed as part of the JV's contract.

July 1998 to March 2001
Shimizu-Maeda-Bangun Cipta JO, Musi Hydroelectric Project, Indonesia
Site geologist and geological engineer responsible for geological mapping during tunnel and underground power house construction. Supervised borehole site investigations and interpreted investigation results. Installed and monitored geotechnical instrumentation including tunnel convergence measure- ments, rock anchor load cells, and pore water pressure measurements.

December 1996 to July 1998
RSEA-NK-Teguh Reksa Jaya JO, Way Sekumpang Irrigation Project, Sumatra, Indonesia
Site Geologist for contractor during construction of tunnel, dam, and earth- works for irrigation project. Responsible for underground geological mapping and supervision and interpretation of borehole site investigations. Monitored and interpreted geotechnical instrumentation for permeability pumping tests, and for groundwater level investigations.

December 1995 to December 1996
PT Kelian Equatorial Mining Project, Nakam Dam project, Kalimantan, Indonesia
Project Geotechnical Engineer responsible for geological mapping of dam area and supervision and interpretation of borehole site investigations. Completed core logging and prepared borehole logs. Supervised completion of groundwater lowering boreholes, and installation and monitoring of pore water pressure instrumentation.

December 1993 to November 1995
Dumez-Impregilo-Istaka Karya JO, Singkarak Hydroelectric Project, Sumatra, Indonesia
Site Geologist for contractor during completion of major hydroelectric project including underground powerhouse and over 20 km of headrace and interceptor tunnels. Responsible for geological mapping during tunnel and power house excavation, and surface mapping of region near the headrace tunnel's intake at Singkarak Lake. Supervised and interpreted borehole site investigation and prepared borehole logs. Monitored tunnel instrumentation for convergence measurements and ground movement in vicinity of major shear zone (Great Sumatra Fault), a branch of which passed near the tunnel intake.

November 1991 to December 1993
PT Palmabin Mining, South Kalimantan, Indonesia
Geologist for mining company based at mine site. Responsible for geological mapping and interpretation of mapping to assist with planning of future development of the mine. Supervised site investigations and logged borehole cores. Prepared geological interpretation report for mine management.