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Geographic Information System (GIS) Specialist

GSI Environmental Inc.
Houston, TX Full Time
POSTED ON 4/13/2026
AVAILABLE BEFORE 6/5/2026
GSI is seeking a full-time GIS Specialist to join our team in Irvine, California, to assist with the visual representation of technical concepts. This position entails a firm understanding of Geographic Information Systems (GIS) software. You will support both domestic and international environmental and engineering projects that include litigation support and expert witness work, environmental investigation and remediation, risk assessments, permitting and compliance, research and development (R&D), and more. To learn more about GSI, visit: https://www.gsienv.com/careers/

Responsibilities

Key responsibilities for the GIS Specialist position include, but are not limited to:

  • Utilize GIS and associated ESRI ArcGIS software (ArcGIS Desktop/ArcGIS Pro) to visualize, digitize, transform, query, and analyze environmental and spatial data;
  • Generate visualization tools, such as GIS maps, for litigation support, reporting, statistical analyses, professional presentations and workshops, and more;
  • Assist other GIS Specialists within the company with project-specific tasks.

Qualifications

  • Associate’s Degree or more advanced degree in GIS or related engineering or science discipline. (required)
  • 2 years of work experience with similar engineering and science consulting firm. (preferred)
  • Strong skills with ESRI ArcGIS software, including cartography techniques and best practices, open source GIS software (e.g., Google Earth), data visualization, and MS Excel. (required)
  • Knowledge of database management, such as MS Access.
  • Exceptional attention to detail and strong organizational skills and understanding of data quality control concepts. (required)
  • Self-motivated to learn new software and new workflows with minimal guidance. (required)
  • Ability to work both independently and in a team environment to meet project needs. (required)
  • Strong time-management skills and schedule flexibility to accommodate multiple project deadlines and deliverables. (required)
  • Familiarity with environmental analytical data a plus.
  • Familiarity with GPS data collection and interpretation methods. (preferred)
  • Familiarity with CAD data formats and integration workflows for CAD and GIS. (preferred)

Salary.com Estimation for Geographic Information System (GIS) Specialist in Houston, TX
$67,915 to $85,118
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