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GKY Tech Stack

Water resources and environmental consulting for stormwater, floodplain, and dam safety

Environmental Services Chantilly, VA 11–50 employees Founded 1975 Privately Held

GKY is a Virginia-based water resources consulting firm founded in 1975, operating at 11–50 employees with a technical stack built around ArcGIS, HEC-RAS, and SWMM—industry-standard tools for hydrologic modeling and spatial analysis. The hiring mix skews senior (3 of 6 open roles) with heavy engineering focus (5 engineering roles, 1 data), reflecting a project-delivery model where expertise and client relationships drive margins more than headcount scaling.

Tech Stack 17 technologies

Core StackArcGIS AutoCAD Python HEC-RAS Microsoft Office ArcMap ArcGIS Pro SWMM VBA SQL Microsoft Access Word Excel PowerPoint Civil 3D ArcGIS Desktop ArcGIS Online

What GKY Is Building

◆Challenges

Clean water act compliance
Stormwater infrastructure development
Data accuracy and integrity

▲Active Projects

Stormwater retrofit designs
Stormwater facilities and green infrastructure
Drainage infrastructure projects
Floodplain studies
Dam safety analyses
Stormwater infrastructure development
Clean water act regulatory support
Gis application development for data collection

Hiring Activity

Minimal6 roles · 0 in 30d

Department

Engineering

5

Data

1

Seniority

Senior

3

Mid

2

Junior

1

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About GKY

GKY provides water resources engineering, environmental science, and policy planning services across stormwater management, floodplain analysis, dam safety, and water supply planning. The firm operates as a regional consulting group primarily serving government and municipal clients navigating Clean Water Act compliance, stormwater infrastructure modernization, and regulatory approvals. Work spans project delivery (stormwater retrofit designs, drainage infrastructure), GIS application development for data collection, and educational seminars on water resources policy and engineering standards. Headquarters in Chantilly, VA positions the firm for Virginia and East Coast municipal and government work.

HeadquartersChantilly, VA

Company Size11–50 employees

Founded1975

Hiring MarketsUnited States

Frequently Asked Questions

What tech does GKY use for water resources modeling?

GKY's core stack includes HEC-RAS and SWMM for hydrologic and stormwater modeling, ArcGIS (ArcMap, ArcGIS Pro, ArcGIS Online, ArcGIS Desktop) for spatial analysis and mapping, AutoCAD and Civil 3D for design, plus Python and SQL for data processing.

What are GKY's main service areas?

GKY specializes in stormwater program development and design, green infrastructure (LID), stormwater infrastructure inspection and funding, floodplain management, dam safety, water supply planning, and Clean Water Act regulatory support.