Managing large and complex clean energy consulting engagements for electric utility, government, and private industry clients.

• Utility Strategic Consulting: Helping utility clients with strategic planning, program design and implementation, and organizational change related to the industry transformation and Energy Cloud. • Technology and Market Analysis: Guiding decisions to enter a market or develop a new service or technology, including new utility products and services and renewables. • Distributed Energy Resource (DER) Strategy & Assessment: Evaluating renewable capital programs and performing cost-benefit analysis for microgrids and other DER.

Senior Consultant in the Energy Practice. Past projects include: - Strategic evaluation of the Integrated Resource Plan and governance of a large municipal power & water utility - Evaluation of a building microgrid demonstration project in California - Solar PV Decision Guides for the Hospitality and Healthcare Sectors (DOE Better Buildings Alliance) - Analysis of the U.S. commercial solar PV market - Analysis of the U.S. water market - Market forecasting for power generation technologies - Rate analysis for a utility solar net metering study - Evaluation of California low-income solar programs - Joint Water-Energy Efficiency Collaboration Guidebook (California Sustainability Alliance) - Report on microgrid business models and case studies

Leading project development and project management for solar photovoltaic installations. Projects range from 3 kilowatts to 2 Megawatts, with a focus on the 50-500 kilowatt commercial rooftop range. Responsibilities include: • Customer utility bill analysis & preliminary design• Cash flow modeling in Excel• Proposal preparation and presentation • Contract negotiation• Construction support• Utility and permitting coordination• Online marketing and social media for Solar Planet, a retail subsidiary for solar gadgets

Project development and management, from customer acquisition to permitting and coordination with installation teams. SilRay provides complete solar solutions, including financing.Online marketing lead for Solar Planet Store, a subsidiary of SilRay offering solar and green living gadgets.

Solar PV system design, research, site surveys, and data analysis. Worked on a rooftop PV system successfully installed in Nairobi and conducted an educational workshop on photovoltaics for local engineers.

Worked with data from IPCC global climate models to simulate seasonal-to-interannual precipitation anomalies in the 20th and 21st centuries in southwestern North America.Seager, R., N. Naik and L. Vogel, 2011: Does global warming cause intensified interannual hydroclimate variability? J. Climate: Vol. 25, 3355-3372, May 2012.

Prepared nitrate samples from the Western Antarctic Ice Sheet core for isotope measurement, contributing to a record of multiple isotope ratios of nitrate and sulfate over the past 100,000 years.Sofen, E. D.,B. Alexander, E.J. Steig, M.H. Thiemens, S.A. Kunasek, H.M. Amos, A.J. Schauer, M.G. Hastings, J. Bautista, T.L. Jackson, L.E. Vogel, J.R. McConnell, D.R. Pasteris, and E.S. Saltzman: WAIS Divide ice core suggests sustained changes in the atmospheric formation pathways of sulfate and nitrate since the 19th century in the extratropical Southern Hemisphere, Atmos. Chem. Phys. Discuss., 13, 23089-23138, 2013.