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The County of DuPage
Wheaton, Illinois

Job Details for 5116 - Geospatial Analyst

Job Description

FLSA STATUS:    Exempt    
GRADE:    312    

Under general supervision, performs work of considerable difficulty in maintaining geospatial databases and applications using Geographical Information Systems (GIS) software, hardware, and programming, and provides geospatial data services for the Stormwater Management Department, clients, and the community.

An employee in this class is responsible for the creation and management of programs and databases, of advanced technical nature, using various GIS and other advanced programming software such as Model Builder, Python and SDE; SQL and Visual Basic programs and scripts. Some of the principle activities may include managing floodplain mapping production work for Stormwater Management and assisting with planning, analysis, and development. Work involves meeting with users to develop system or project requirements.  Researches, develops, updates and maintains applications in support of departmental activities. General supervision is received from assigned Project Manager.

The list of duties and responsibilities is illustrative only, and is not a comprehensive listing of all the duties and responsibilities performed by positions in this class.
•    Collects, analyzes, and interprets geospatial information provided by geodetic surveys, aerial photographs, and satellite data in order to provide planning related to the Federal Emergency Management Agency (FEMA) hazard mitigation planning and FEMA Flood Insurance Rate Map (FIRM) development.
•    Develops the database for stormwater infrastructure, analysis for green infrastructure and wet weather programs, Municipal Separate Storm Sewer (MS4) programs, estimating economic impact of natural hazards; development of databases, emergency management emergency operations plans, emergency action plans for dams, and sanitary sewer mapping.
•    Researches, studies, and prepares maps and other spatial data in digital or graphic form for legal, social, political, educational, and design purposes.
•    Works with Geographic Information Systems (GIS), design and evaluation of algorithms, data structures, and user interfaces.
•    Knowledge of regulatory aspects and a basic understanding of hydraulic and hydrologic modeling.
•    Works with engineers, planners, and other GIS specialists to provide technical support for water quality and flood control projects.
•    Designs and creates geodatabases for FEMA; Develops tools for FEMA Floodplain Mapping procedures; Develops tools for QA/QC for FEMA submittals including: hydraulics, hydrology, and floodplain mapping.  Uploads completed databases to FEMA's online Mapping Information Portal (MIP).
•    Develops elevation datasets; Spatial data analysis, collection, creation, manipulation for development of FIRMs; Creates FEMA Risk MAP products that include maps, HAZUS runs and analysis, and report preparation with results; Spatial and statistical analysis to assess environmental impacts associated with current and future land uses; Impervious area determination for MS4 program
•    Creates and updates hazard mitigation plans for communities.  Creates maps depicting risk assessment for natural hazards including: critical facilities, infrastructure, buildings, and other assets; Develops miscellaneous geodatabases and GIS based proprietary tools as needed.
•    Conducts flood plain mapping production steps for various floodplain map series and performs maintenance as required.  Processing steps include the computation of land cover totals, rain gage and stream gage database development, thiessen polygon development, determination of rain gage factors, importing and exporting cross section information from survey data, creating cross section data utilizing DEM data, delineating flood plain and floodway boundaries from hydraulic modeling results.
•    Processes geospatial data and map requests from other County departments, customers and clients.
•    Hosts, maintains and updates map, data and publication products on the DuPage County Stormwater Management webpage.
•    Provides training, troubleshooting, and performs software updates.
•    Creates and updates geospatial data, map products, and metadata.
•    Configures, publishes, and maintains internal and external facing GIS applications.
•    Supports the development and maintenance of automated programming functions and nightly scripts.
•    Performs quality control checks on geospatial data and applications, builds topology, and checks for errors to verify accuracy and system processes are functioning properly.
•    Compiles, interprets, and maintains geographic data from a variety of different sources which may include land use, census, survey, legal description, planimetric, GPS field observation, property tax information, drawings, and aerial photography.
•    Performs complex queries, commands, digitizing, and spatial analyses.  Performs address geocoding and database management using geoprocessing tools and/or scripts.
•    Maintains regular attendance and punctuality

•    Adjusts work assignments and schedules in the event of an emergency to participate in emergency preparedness, response, and recovery activities as assigned.
•    Depending on assignment may maintain required emergency management training, licensure and/or certifications.
•    Performs related duties as required or assigned within job classification.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and /or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Knowledge of:
•    Geospatial technical software
•    Programming, problem solving and systems work
•    Data processing practices, methods and principles relative to the GIS operation
•    Internal systems operation and software capabilities
•    Software interface capabilities
•    Geospatial models and office automation applications, concepts and terminology
•    Current office practices, procedures and equipment
•    County policies and procedures
•    Applicable federal, state, and local laws, rules, regulations, codes, and/or statutes

Skill in:
•    Translating or expressing technical functions of electronic data processing systems into nontechnical terms
•    Using technical programs and languages and related programs
•    Planning, scheduling and coordinating project requests
•    Using computer hardware and software including word processing, spreadsheets, databases, email, etc
•    Applying an acquired knowledge of procedures, rules, regulations and services applicable to the assigned office
•    Using computer hardware and software including word processing, spreadsheets, databases, email, etc
•    Applying an acquired knowledge of procedures, rules, regulations and services applicable to the assigned office

Ability to:
•    Plan, organize, manage and evaluate the work of the division to ensure efficient, timely and cost-
•    effective services
•    Prioritize and assigning work
•    Manage projects and multiple priorities simultaneously
•    Analyze problems, identify alternative solutions, project consequences of proposed actions, and
•    implement recommendations in support of goals
•    Plan, analyze and evaluate programs and services, operational needs and fiscal constraints
•    Establish and maintain effective working relationships with department and division staff, other
•    departments and others, such as vendors
•    Communicate and use interpersonal skills to interact with coworkers, supervisor, the general public,
•    etc. to sufficiently exchange or convey information and to receive work direction
•    Ensure compliance with applicable federal, state, and local laws, rules, regulations, codes, and/or
•    Work effectively under stress
•    Maintain confidentiality


Completion of a Bachelor’s Degree in Computer Science, Geography, Urban Planning, Civil Engineering, GIS, or related field and three years in data base management, GIS, systems design or programming; or, an equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above. 

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Sedentary Work: Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met.

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

The work will occur in an office and field environment. While performing the duties and responsibilities the employee may be exposed to moving mechanical parts, vibrations, loud noise, noxious odors, dusts, poor ventilation, unsanitary conditions, chemicals, oils, electricity, extreme temperatures, inadequate lighting, work space restrictions, intense noises, travel, and other related conditions and situations.

Must possess and maintain in good standing, a valid Illinois driver’s license.