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Freelance Gis Software Developer Jobs in Washington

InterSources Inc

GIS Analyst/Programmer

Washington, DC · On-site

Responsibilities : • Develop, implement, and maintain GIS applications and tools using industry-standard software and programming languages. • Integrate geospatial data with web applications ...

Harris

(Remote) GIS Developer

Washington, DC · Remote

DataVoice, a division of Harris; is seeking a GIS Developer who will be a vital contributor to industry-leading utility software solutions. Your primary focus will be on enhancing the geospatial ...

Harris

(Remote) GIS Developer

Washington, DC · Remote

DataVoice, a division of Harris; is seeking a GIS Developer who will be a vital contributor to industry-leading utility software solutions. Your primary focus will be on enhancing the geospatial ...

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Freelance Gis Software Developer information

What is the difference between Freelance Gis Software Developer vs GIS Analyst?

AspectFreelance Gis Software DeveloperGIS Analyst
CredentialsRelevant GIS and software development certifications, programming skillsGIS certifications, data analysis skills, GIS software proficiency
Work EnvironmentIndependent, project-based, remote or on-siteOffice-based, team collaboration, often in government or corporate settings
Employer & IndustryClients across various industries, including tech, environmental, urban planningGovernment agencies, environmental firms, urban planning departments

Freelance Gis Software Developers focus on creating GIS applications and tools independently, often working on specific projects for diverse clients. GIS Analysts primarily interpret spatial data to support decision-making within organizations. While both roles require GIS knowledge, the developer emphasizes software creation, whereas the analyst emphasizes data analysis and reporting.

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CISA - GIS Software Developer

cFocus Software Incorporated

Arlington, VA • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

GIS Software Developer (TS/SCI) — Geospatial ApplicationsLocation: Arlington, VA (on-site at federal facilities)
Clearance: Active Top Secret/SCI security clearance
Citizenship: U.S. citizenship required
Position Type: Full-time
About the RolecFocus Software Incorporated is seeking a GIS Software Developer to enhance and sustain mission-critical geospatial modeling and analysis applications for DHS CISA, including the platforms the Government uses to map and assess the nation's communications infrastructure. You will develop within a secure, classified environment under a disciplined federal SDLC, with full ownership of the development repository, build pipeline, and delivery documentation.Responsibilities
  • Enhance and upgrade Government geospatial software tools, models, and features — including infrastructure mapping and internet analysis platforms — following the DHS Systems Development Life Cycle (SDLC) and Section 508 accessibility compliance guidelines
  • Prepare and present decision briefings to the Government for approval prior to initiating any development, from minor changes to large-scale enhancements; design and develop as prioritized and directed by the Government
  • Deliver complete documentation, annotated source code, references, libraries, and third-party dependencies for all applications
  • Migrate application development and testing entities to designated Government cloud/enterprise environments as directed
  • Maintain the development repository as the primary storage for all tool development; enforce synchronization between the repository and precompiled source for production builds using industry best practices for version control
  • Communicate all repository updates to the Government through documented change lists
  • Produce and deliver a Tool Installation and User Guide with each tool developed or updated
  • Conduct training on new and updated tools upon delivery and semi-annually thereafter, in lecture/demonstration format for larger audiences and desk-side for small groups, including preparation of training guides
  • Apply information system security engineering principles per NIST SP 800-27 throughout specification, design, development, implementation, and modification
  • Create and implement security assessment plans; perform unit, integration, system, and regression testing commensurate with modification complexity; produce documented evidence of security test execution; and operate a verifiable flaw remediation process
  • Support integration of application code, data dependencies, and frameworks during Government-directed environment migrations and any transition activities
Required Qualifications
  • Active, final Top Secret/SCI clearance granted by the U.S. Government; U.S. citizenship
  • Bachelor's degree with three (3) years of specialized experience, Master's degree with one (1) year, or seven (7) years of equivalent specialized experience
  • Demonstrated experience developing applications including user interfaces, workflows, and APIs
  • Experience developing on or integrating with the ESRI ArcGIS platform (e.g., ArcGIS API for JavaScript, ArcGIS API for Python, ArcGIS Enterprise services)
  • Proficiency with disciplined version control (Git or equivalent) in controlled or air-gapped environments, including repository synchronization and documented change management
  • Experience developing under a formal federal SDLC with decision-gate briefings and Government-approved requirements
  • Working knowledge of federal security policy environments such as DHS 4300A/4300B and NIST SP 800-53, and secure coding / security testing practices
  • Section 508 accessibility compliance experience
  • Strong technical documentation skills, including installation guides, user guides, and annotated source code
  • Availability for occasional after-hours support during national emergency surge events
Preferred Qualifications
  • Python and JavaScript proficiency; experience with geoprocessing services and web GIS application patterns
  • Experience developing in classified enclaves or secure facilities
  • Database-backed geospatial application experience (enterprise geodatabases, spatial SQL)
  • Experience with automated testing frameworks and CI practices in restricted environments
  • Prior DHS, DoD, or intelligence community software delivery

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