Holly Manning, PE, Promoted to Group Manager

Holly Manning, PE, has been promoted to Site Development Group Manager. In this new leadership role, Manning will promote the growth and development of the Site Development Group, assure the highest quality of work, and ensure the group continues to meet the needs of our clients with innovative, practical solutions. When asked of her promotion, Manning said, “I am humbled, honored and excited at the opportunity to lead this incredible group here at RPA.”

Beginning as an intern in 2001, Manning joined RPA full-time as a member of the Water/Wastewater Group in 2002, working her way from Engineering Designer to Project Manager. In 2017 she transitioned to the Site Development Group and has since provided excellent site accessibility, drainage, site grading, storm water detention and treatment, utility, parking lot, and sidewalk design for projects throughout Montana. Manning’s well-deserved promotion is a testament to her hard work, dedication, and key contributions to RPA’s success for the past 22 years. Manning serves on RPA’s Board of Directors and holds a Bachelor of Science degree in Civil Engineering from Montana State University.

Sarah Nicolai, PE, PTP, has been promoted to Transportation Planning and Operations Group Manager. In her new position, Nicolai will continue developing and managing projects for numerous state, federal, and municipal transportation agencies, as well as private clients throughout the northwest. “I am honored to step into this new role in support of the RPA team and in service to our clients,” says Nicolai. “I greatly appreciate the opportunities RPA offers for career advancement and personal growth.”

With nearly 20 years of experience, Nicolai has extensive knowledge and background with the development of highway corridor studies, transportation planning and safety assessments, statewide policy documentation, environmental evaluations, and public and stakeholder outreach. She has served on RPA’s Board of Directors since 2022 and is the Past President for the Institute of Transportation Engineers (ITE) Montana Section. Nicolai holds a Bachelor of Arts degree in Civil Engineering from Carroll College and a Bachelor of Arts degree in Liberal Arts from Carleton College.

“Sarah has been an immensely valuable member of RPA since she joined the firm in 2020,” says Scott Randall, RPA Vice President and former Transportation Planning and Operations Group Manager. “She is a highly respected leader in the transportation industry, with a focus on outstanding client service. We are thrilled to see Sarah take on this new role, and we are grateful for her continued steady leadership as we move forward.”