Water/Wastewater Hydraulic Modeler

CHA•Blacksburg, VA

About The Position

CHA Consulting, Inc. is seeking a Water/Wastewater Hydraulic Modeler to join its Water Team in Blacksburg, Virginia, or Richmond, Virginia. The role develops and applies hydraulic models for water distribution and wastewater collection systems, supporting capacity evaluations, system optimization, rehabilitation planning, and long-term master planning. The modeler collaborates with engineers, planners, and project managers to translate modeling results into practical infrastructure recommendations for clients and communities. The position performs engineering analyses and prepares technical memoranda, reports, exhibits, and supporting documentation. It compiles and integrates GIS, field, flow-monitoring, asset, and operational data to build and maintain accurate models, and supports project delivery, client meetings, and field investigations. Defined workstreams are carried out with oversight from senior staff or management.

Requirements

Bachelor’s degree in Civil Engineering.
Minimum of 3 years of related engineering experience.
Hydraulic modeling experience.
Strong knowledge of hydraulic modeling principles and ability to apply engineering judgment to practical water and wastewater system challenges.
Experience with GIS and one or more hydraulic modeling platforms, such as WaterGEMS, SewerGEMS, InfoWater Pro, or InfoWorks ICM.
Proficiency with Microsoft 365 applications, including Excel, Word, PowerPoint, and Teams.
Excellent communication skills and a collaborative mindset.

Nice To Haves

Engineer-in-Training (EIT) certification or Professional Engineer (PE) license.
AutoCAD experience.
Participation in professional engineering societies or organizations.

Responsibilities

Develop, calibrate, validate, and analyze hydraulic models for water distribution and wastewater collection systems.
Perform capacity assessments, fire flow analyses, system optimization, infrastructure rehabilitation planning, and long-term master planning studies.
Conduct engineering analyses and prepare technical memoranda, reports, exhibits, and supporting documentation that communicate modeling assumptions, results, and recommendations.
Compile, review, and integrate GIS, field, flow-monitoring, asset, and operational data to build and maintain accurate models.
Troubleshoot model discrepancies, evaluate alternatives, and apply established engineering practices to support reliable, sustainable water and wastewater infrastructure.
Coordinate assigned modeling tasks, schedules, and deliverables with project teams, and communicate risks or data gaps that could affect progress.
Support client meetings, field investigations, and project delivery activities, taking ownership of defined workstreams with oversight from senior staff or management.