Sowmya Balasubramanian joined ESnet in 2010. She works to develop and maintain perfSONAR (PERFormance Service Oriented Network monitoring ARchitecture), a network testing and troubleshooting system. During an internship at the Lawrence Berkeley National Laboratory last summer, Balasubramanian was one of the primary developers of ESnet’s Network Weathermap monitoring software. Balasubramanian, originally from Chennai, a city in South India, graduated with a M.S. in information networking from Carnegie Mellon University. She completed her undergraduate education at SSN College of Engineering of Anna University in India.