Southern NV Chapter

2021–2022 Board of Directors - Southern Nevada Chapter

Trisha Sakaguchi, E.I.Trisha Sakaguchi, E.I.
Atkins Global

Trisha is currently an engineer with Atkins Global in the Water Infrastructure group. She graduated with a Bachelor of Science degree in Civil Engineering from the University of Nevada, Las Vegas. She works on various design projects throughout the Las Vegas Valley and southwestern region of the United States. Her project experience ranges from utility coordination, water distribution pipelines and facilities, wastewater pump stations, sanitary sewer conveyance, stormwater sampling, and roadway utility design. Fun Facts: Trisha was born and raised on Oahu, Hawaii. She loves to travel, especially to Disney World. She also has a passion for escape rooms.

Vice President
Christian Herrera, P.E.
Christian Herrera, P.E.
Southwest Gas Corporation

Christian is a Distribution Engineer for Southwest Gas. He has worked on multiple capital projects throughout the company, such as the design and construction of interconnect sites, high pressure gas piping relocations, measurement and controls upgrades, and pipeline inspections. He earned both his Bachelor of Science degree in Mechanical Engineering and Master of Business Administration from UNLV. Before working for Southwest Gas, Christian worked for NV Energy, where he managed major steam turbine overhauls, steam cycle component inspections, and piping and machinery improvement projects.

Naik Banavathu, P.E.Naik Banavathu, P.E.
Ninyo & Moore

Naik is currently a Principal Engineer in the Las Vegas office of Ninyo & Moore Geotechnical and Environmental Sciences Consultants. He graduated from University of Texas at Arlington with a Master of Science degree in Civil Engineering and has more than 14 years of professional experience providing geotechnical engineering services for municipal, federal, military, and private sector projects. He has directed the geotechnical aspects of a large variety of engineering projects, including solar plants, pump stations, pipelines, reservoirs, waste-water collection and treatment facilities, storm water channels and detention basins, bridges, roadways, park and recreational facilities, commercial and municipal developments, and other infrastructure.

Naik is registered as a Professional Civil Engineer in Nevada and is a member of the American Society of Civil Engineers (ASCE), Society of American Military Engineers (SAME), and American Public Works Association (APWA).

Gari Lindsey, E.I.
Gari Lindsey, E.I.
Las Vegas Valley Water District

Gari is a native of Las Vegas and graduated with a Bachelor of Science degree in Civil Engineering from the University of Nevada, Las Vegas. She is currently working at the Las Vegas Valley Water District as an Engineering Plans Examiner. She has worked on various design project throughout Las Vegas and Southern California. She has a background in land development, water and wastewater Infrastructure design, storm water sampling, natural gas fueling station design, and utility coordination and design. Gari loves spending time with family and friends, cooking, going to concerts, and traveling.

Director of Website/Media
Rosaura Gallagher, E.I.Rosaura Gallagher, E.I., PMP, CCM 
Clark County Water Reclamation District

Rosaura is a project manager for the Clark County Water Reclamation District Engineering Department. She has worked for CCWRD Engineering since June 2014. She graduated from the University of Nevada, Las Vegas with bachelor’s degrees in civil engineering and applied physics. She has more than 25 years of experience in the planning, design and construction of water and wastewater utility infrastructure, sustainable LEED design, and is a Certified Construction Manager. Prior to CCWRD, she worked for the Las Vegas Valley Water District, which included sustainable design and construction as a project manager for the Las Vegas Springs Preserve.

Director Memberships/Student Chapter Liaison
Hannah Nicholas, E.I.
Hannah Nicholas, E.I.
HDR, Inc.

Hannah is currently a Transportation EIT with HDR. She graduated with a Bachelor of Science in Civil Engineering from the University of Nevada, Las Vegas in 2019. Her experience includes design of traffic signals, traffic calming, signing, and pavement markings on local capital improvement projects in the Las Vegas Valley. She has also performed evaluation of Americans with Disabilities Act (ADA) compliance and has experience with utility coordination and waterline design. In her spare time, Hannah loves hiking, pottery, doing puzzles, and playing with her dog Penelope.

Director of Programming
Mahsa Ghazian Arabi, Ph.D.
Mahsa Ghazian Arabi, Ph.D., E.I.
Ninyo & Moore

Mahsa is a Senior Staff Engineer at Ninyo & Moore in the Geotechnical group. She received her Ph.D. degree in Civil Engineering from Stony Brook University, New York. She moved to Las Vegas in 2020. She has experience in public work and private developments projects such as sewer/storm drain improvements, roadway improvements, solar farms, hospitals, and industrial warehouses. She is part of Women in Science and Engineering (WISE) association and tries to encourage young women to pursue a career in the design and construction industry. She enjoys hiking and camping with her husband and her dog in her off time.

Past President
Robert Aytes, P.E.Robert Aytes, P.E.
Southwest Gas Corporation ​

Robert is a native of Las Vegas and a graduate of the University of Nevada, Las Vegas where he earned a Bachelor of Science degree in Mechanical Engineering. He also earned his Master of Business from the University of Phoenix and currently holds a professional license in Civil Engineering. In his twenty plus years of experience, he has excelled in various fields of engineering including electrical, theater automation, civil land development and natural gas. His work has taken him to the four corners of the United States along with Mexico. He has had the privilege to work on a wide array of projects including a multi-billion dollar land development project in Las Vegas, a sixty-foot wide video board high atop Time Square New York, and a multi-million dollar redesign of a natural gas pressure limiting station. Currently, Robert works for Southwest Gas Corporation in Las Vegas where he manages the movement of up to 200 BCF of natural gas annually for Southwest Gas customers in three states.