Executive Board
President & Tanzania Project Co-Lead
Steven currently works as a Field Engineer for Amtrak, managing new infrastructure construction. He joined Engineers without Borders in 2022 as a member of the Temple University Student Chapter, where he served as a local project lead and the international project design team lead for a sanitation project in Ecuador. Steven also works as a co-lead for the current Tanzania Water Supply project.
Vice President & Fundraising Co-Lead
Matt currently works as a Project Manager at the Philadelphia Gas Works and is a certified Project Management Professional (P.M.P). He was first involved with the University of Delaware Chapter of Engineers Without Borders, where he led a water distribution project for 500 people in the Philippines while studying Mechanical Engineering. Matt assists in overseeing all Chapter operations and supports fundraising efforts for the Tanzania Project.
Tanzania Project Lead
Darien Schreffler has been advancing global water access through Engineers Without Borders since 2015, beginning with the Drexel University chapter before joining the Philadelphia Professional Chapter in 2021. Over the past decade, he has contributed to multiple international water supply projects, driven by a deep commitment to expanding access to clean, reliable water in underserved communities.
Professionally, Darien is a water engineer with six years of experience spanning stormwater management, water treatment design, construction administration, and program development. His technical expertise is matched by a global perspective, having lived in five countries outside the United States and participated in fieldwork through EWB project trips.
In addition to his project work, Darien serves as a mentor to the Temple University EWB chapter, advising student engineers on the design and implementation of their international project in Ecuador. He is passionate about building sustainable, community-centered solutions and continues to focus on developing impactful water infrastructure projects in regions where they are needed most.
Tanzania Project Logistics Lead
Matt Asher is a mechanical engineer specializing in renewable energy systems, infrastructure development, and humanitarian-focused engineering projects across both domestic and international settings. He recently transitioned to a new role as a Project Manager – Renewable Energy with Build Health International, where he oversees the design, procurement, and construction of hybrid off-grid solar micro grid projects for rural hospitals in LMIC countries. In his most recent role at We Care Solar he led the design and global deployment of solar-powered educational and healthcare solutions, including designing and launching a mass-produced Solar Learning Kit into classrooms around the world and supporting installations of Pico solar systems in rural health clinics across multiple African countries. His work emphasizes sustainability and scalability, demonstrated through training programs that have equipped hundreds of technicians and the establishment of regional maintenance hubs supporting thousands of Pico solar systems.
Previously, Matt also managed a $5.5M rural electrical transmission and distribution project in Sierra Leone, overseeing design, procurement, and construction while coordinating with government stakeholders and international suppliers.
Earlier in his career, Matt built a strong foundation in project engineering, systems integration, and energy systems through roles at Bastian Solutions and Siemens Building Technologies. At Bastian Solutions, he managed multimillion-dollar automated system installations and exceeded sales targets while overseeing complex logistics and vendor coordination. His experience also includes leading solar mini-grid installations and water infrastructure projects in West Africa, contributing to electrification and clean water access in LMIC communities. From early work in solar system design and international development to leadership roles in large-scale engineering projects, Matt’s career reflects a consistent commitment to applying technical expertise toward sustainable energy and global development initiatives.
Tanzania Project Design Lead
Steve Britt has 13 years of experience as a water/wastewater engineer in the Mid-Atlantic area. He is really excited to contribute to the people of Mambarare as the project’s REIC. He and his wife went to Tanzania on their honeymoon, so this project is the perfect way to combine his professional skills with meaningful volunteer work in Northern Tanzania.
Domestic Project Lead & Fundraising Co-Lead
Olya Zhugayevich is the Project Lead for the Domestic Project with Open Kitchen Sculpture Garden and a Co-lead of the Fundraising Committee for the International Project in Tanzania. They are a civil/environmental engineer who graduated from Temple University in 2023. They have experience working in consulting, education, government, non-profits, and research. Their fields include site investigation and remediation, hazardous waste removal, wastewater treatment, and transit design. Outside of engineering, Olya is an activist, artist, and musician.
Professional Chapter Liaison & Student Mentor Liaison
Bill is a licensed civil engineer, registered in PA. Retired from the Army Corps of Engineers and a Life Member of ASCE and NSPE. He currently serves as liaison between EWB Philadelphia Professional Chapter and local EWB student chapters, as well as professional engineering societies. Outside interests include woodworking and bird watching.
Treasurer & Social Media Lead
Matt Philbin is a civil engineering professional working at AECOM, specializing in transportation design. Matt graduated from Temple University with a Bachelor’s Degree in Civil Engineering in 2024. He has been employed at AECOM for about two years working with the roadway/highway design team. Alongside volunteering with Engineers Without Borders, Matt is also a member of the American Society of Civil Engineers Younger Members Forum in Philadelphia.