Curriculum Vitae
sigei.dr@gmail.com · linkedin.com/in/sigei
Experience
2026–present
Consultant Researcher
West Virginia University
- —WRF-funded decision-support framework for alternative water supplies (reuse, desalination, stormwater).
Jan–May 2026
Adjunct Lecturer — ENVE 442 Wastewater Engineering
West Virginia University
- —Instructor of record for senior/graduate wastewater treatment, design, and resource recovery.
2023–2025
Graduate Research Assistant
West Virginia University
- —Nutrient management for lagoon systems via GIS, life-cycle assessment, and modeling.
2018–2022
Founder
Flux Water / AccessWASH
- —Water-infrastructure mapping/monitoring tools; piloted with a utility serving 210,000; adopted by Rotary clubs worldwide.
2016–2018
Engineer (R&D)
Sanergy
- —Scaled innovations turning 100 t/day of organic waste into fertilizer, insect feed, and energy; sanitation for 5,000+ households.
Education
May 2026
PhD, Civil Engineering
West Virginia University
Dissertation: Sustainable Nutrient Management for Small-Community Lagoon Systems · James & Betty Hall Fellow · Advisor: Dr. Kevin Orner
May 2022
MSc, Sanitary Engineering
IHE Delft, Netherlands
Rotary Scholar / RIAS Fellow · Advisor: Dr. Hector Garcia
May 2015
BSc, Environmental & Biosystems Engineering
University of Nairobi
Awards
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Best Presentation Award — AEESP Conference, Duke University
AEESP
2025
—
1st Place — 3-Minute Thesis (3MT)
West Virginia University
2024
—
Winner — Social Shifters STEM Global Problem Solver Challenge
Social Shifters
2021
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1st Place, Best Innovation in WASH
UN Global Compact
2020
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Winner — Innovation in Water, Global Problem Solver Challenge
Cisco
2018
Selected publications
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Ruto, D., Jang, Z., Leverenz, H., Cornejo, P., Orner, K. — Toward Sustainable Lagoon Wastewater Treatment: A Review of Nutrient Management Technologies and Their Suitability for Small Communities
ACS EST Water 5(11), 6200–6216 · 2025
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Ruto, D., Jang, Z., Leverenz, H., Cornejo, P., Orner, K. — State of nutrient management infrastructure of lagoon wastewater systems serving small communities in the U.S.
Environ. Res.: Water 2, 025007 · 2025
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Ruto, D., Corbin, V., Jang, Z., Leverenz, H., Mehl, S., Cornejo, P., Orner, K. — Selecting Nutrient Management Strategies for Small Community Lagoon Systems: A Multi-Criteria Framework
Environ. Res.: Water · 2026
References
Available on request.