Our Team
Sri Rangarajan, PhD, PEng
President and Principal Consultant
Dr. Rangarajan is a civil and environmental engineer with over 30 years of public and private sector experience.
His career focus is on hydrologic, hydraulic, and water quality evaluation projects. He has worked with the New York City Department of Environmental Protection (DEP) in the past, where he led a number of regulatory driven initiatives to address water quality issues in the City’s water bodies. He has also served as Adjunct Professor at Columbia University and New York University where he taught courses on urban drainage systems management and environmental engineering.
Known for his democratic leadership skills and collaborative management style, Sri has successfully built an inclusive and diverse team of highly analytical and versatile professionals at Boomi.
Tony Costello, PE, ENV SP
Practice Leader (Design Services) and Senior Consultant
Tony is a civil and environmental engineer with over 30 years of experience in water, wastewater, and stormwater infrastructure.
He has worked on planning, design, and design services during construction on the capture, conveyance, storage and treatment in all stages of the water cycle. His experiences include Combined Sewer Overflow elimination, capture and treatment, Green and Gray Measures to handle storm water, wastewater treatment and potable and recycled water pumping systems. Along with the planning and design components of each, Tony has led the resilient and sustainable aspects required in each stage of infrastructure projects.
With his passion to integrate sustainable thinking into design solutions, Tony is working on building a sustainability focused design team at Boomi.
Sajad Hamidi, PE, PhD
Senior Engineer
Sajad is a licensed professional engineer with over 20 years of experience in hydrologic and hydraulic modeling, hydraulic engineering design, and civil/structural engineering.
He has led several receiving water and watershed-scale model development, designed monitoring programs, and effectively utilized the calibrated models to recommend flood protection, water quality improvement, and erosion control measures. His applied research experience in the Great Lakes region in water quality/hydrodynamic modeling is complemented by his international experience covering a wide-range of projects related to hydraulics, hydrology, water resources, embankment design, flood mitigation and protection, low-impact development, land development, coastal engineering, hydrodynamic/biogeochemical modeling, environmental fluid dynamics, and design of hydraulic structures.
With his interest in practical applications of academic research concepts that he works on as an Associate Professor, Sajad is providing a supervisory/quality control role with Boomi on various water infrastructure projects.
Caroline Evans, PE
Project Manager
Caroline is a licensed professional civil/environmental engineer with over 5 (five) years of experience in hydraulic and hydrologic (H&H) modeling of various watersheds and sewersheds in the New York City region.
She is proficient in creating and expanding sewershed models using InfoWorks ICM, PC SWMM, and Geographical Information System (GIS) tools. She is also experienced in leading field assessments and managing asset inventories.
During her time at UC Berkley, she worked on various collaborative research projects and received an award for her research on forward-osmosis water purification systems.
Rengaswami (Sam) Srinivasan, PMP, LEED-AP, ENV SP
Project Manager
Sam is a civil engineer with over 10 years of industry experience in water, energy, transportation, and civil infrastructure projects.
He has held a range of responsibilities from working as an Owner’s Engineer in civil construction projects to serving as a Design Engineer for various railway, highway, and water infrastructure Design-Build projects. Sam has worked on several construction management and asset management projects and took on key project-coordination roles in several multi-disciplinary water/drainage and other infrastructure improvement projects. Additionally, with an academic background in Economics, Sam brings valuable experience in corporate finance and financial management of projects, programs, and portfolios.
Being a generalist, Sam provides project controls and quality control from a bigger picture perspective on many of our projects.
Jillian Foley, EIT
Project Engineer
Jillian is an environmental engineer with over 3 (three) years of experience in water, wastewater infrastructure and environmental remediation projects.
With her technical skills in Geographic Information System (GIS) based tools, hydraulic and hydrologic (H&H) modeling tool InfoWorks ICM, and analytical tools such as R, she leads modeling and analysis tasks on several environmental consulting projects. She has also worked as a field engineer overseeing environmental remediation projects, including brownfield cleanups and site investigations.
During her graduate studies at Cornell University, she worked with the Steinschneider Research Group in developing predictive analytical tools using R that were applied for flood risk estimation.
Jeffrey Botula, EIT
Project Engineer
Jeff is a civil engineer with over 5 (five) years of experience in water resources in the northeast.
With dual backgrounds in engineering and geography, he is highly proficient in integrating spatial information with hydraulic and hydrologic (H&H) modeling and analysis. He has led efforts to map and model 20,000 acres of parkland in New York City (NYC) and supported green infrastructure (GI) development by leading technical analysis and conceptual design of potential practices.
In his current role, he is leading H&H modeling efforts, GI planning and concept designs on several NYC DEP projects.
J. Peter Sarkis, EIT
Staff Engineer
Peter is an environmental engineer with 3 (three) years of experience in the water and wastewater industry.
With his academic background in environmental quantitative analysis, he has supported various stormwater compliance programs, both for private onsite systems and for public stormwater programs. Through his experience preparing stormwater pollution prevention plans (SWPPP), performing SWPPP inspections, and developing site/grading plans for various residential/commercial projects, he has a comprehensive understanding of the regulatory requirements in New York State related to stormwater permit compliance.
In his current role, with his expertise in AutoCAD and hydraulic modeling, he is supporting Hydrologic and Hydraulic (H&H) analysis and regulatory program support efforts for a number of water/sewershed projects in the New York City region.
Sophie Huang, EIT
Staff Engineer
Sophie is a chemical engineer with three years of experience in environmental consulting, since graduating from the University of California, San Diego (UCSD).
Through her direct experience working on large-scale industrial and municipal stormwater programs with the Navy and Marine Corps, she has a comprehensive understanding of regulatory requirements and stormwater compliance programs. Her experience encompasses the full range of stormwater compliance program components, including training, stormwater sampling, stormwater BMP assessments, and asset mapping and management.
At Boomi, Sophie has worked on numerous municipal projects supporting Geographic Information System (GIS) mapping and Hydrologic/Hydraulic (H&H) modeling.
Namir Ahmad
Project Engineer
Namir is a civil engineer with over six (6) years of experience in water conservation and wastewater infrastructure projects across public and private sectors.
With his extensive field experience in several development projects, he has built a comprehensive understanding of the implementation phase of water infrastructure projects. He has completed his graduate studies in Environmental Science and Policy from Columbia University and worked with the NYC Department of Environmental Protection (DEP) for his capstone project on advancing the One Water Framework for New York City.
Namir’s career goal is to catalyze positive action towards climate change. In his current role, he is supporting NYC DEP's efforts for stormwater pollution prevention and control across NYC's five boroughs.
Shreeya Bhattarai, PhD
Project Engineer
Shreeya is an environmental engineer and biosystems scientist who has recently completed her doctorate in Biosystems Engineering from Mississippi State University.
During her academic career, she worked on surface water, water quality, watershed modeling, and hydrodynamic modeling. Her research studies focused on flood frequency comparisons under historic and projected climate scenarios in forested coastal watersheds and identifying best management practices to enhance water quality in coastal watersheds.
Shreeya has worked extensively on computational fluid dynamics (CFD) modeling of hydraulic components while working at Boomi. She also supports Hydrologic/Hydraulic (H&H) modeling of watersheds and sewersheds in the New York City region.
Zoe McNerney, EIT
Staff Engineer
Zoe is an environmental engineer who graduated from Cornell University.
At Cornell University, Zoe focused on research projects involving data analysis, watershed engineering, and environmental system analysis. She completed projects on watershed engineering by conceptualizing runoff remediation measures and used her GIS skills to develop solar energy viability heatmaps for the Finger Lakes region.
Zoe now supports Hydrologic and Hydraulic (H&H) modeling of watersheds and sewersheds in the New York City region, using both InfoWorks ICM and PCSWMM.
Teresa Lahood, EIT
Staff Engineer
Teresa is an environmental engineer who recently graduated from SUNY College of Environmental Science and Forestry.
One of the highlights from her academic career was a watershed engineering project conceptualizing the stream restoration and daylighting of a partially culverted stream. She also has valuable field experience from her time at the Nassau County Soil and Water Conservation District, where she helped to maintain rain gardens and worked on other restoration efforts.
At Boomi, Teresa supports H&H modeling of watersheds and sewersheds with her strong analytical and modeling skills.