Senior GIS Programmer / Systems Analyst with State Client

Vinsys Information Technology Inc; Towson (MD); Hybrid; USD 100,000 - 130,000; Part time

Job summary

Vinsys Information Technology Inc. seeks a Senior GIS Programmer/Systems Analyst to support a government client’s Enterprise GIS and app development.

The role focuses on upgrading an Agricultural Preservation Model and migrating ArcMap Add-Ins to ArcGIS Pro Add-Ins. Ideal candidates have strong GIS development experience with ESRI ArcGIS, ArcGIS Pro Add-In development, C#, Python, JavaScript, .NET, J2EE, SQL, and enterprise databases in government/enterprise settings, with hybrid work in Towson,

Qualifications

• 5+ years of hands-on experience building/modifying applications with J2EE, .NET, JavaScript, HTML, C#, Python.
• 3+ years with ESRI ArcGIS tech: ArcGIS Server, APIs, Esri SDKs, ArcSDE.
• Experience with ArcGIS Model Builder and Python development.
• SQL, triggers, stored procedures; relational databases (Oracle/SQL Server).
• Experience delivering SSRS and Power BI reports; strong problem-solving and documentation.

Responsibilities

• Perform GIS application development and support within an Enterprise GIS environment.
• Design, develop, enhance, and maintain GIS applications and related solutions.
• Support upgrade of GIS solutions, including migration of ArcMap Add-Ins to ArcGIS Pro Add-Ins.
• Develop GIS models using ArcGIS Model Builder and Python scripting.
• Create and maintain reports using SSRS and Power BI.
• Develop GIS-based applications using C#, Python, JavaScript, HTML, .NET, and J2EE.
• Perform code reviews, documentation, planning, and software development activities.
• Design, develop, and maintain database solutions with SQL, triggers, and stored procedures.
• Work with ESRI ArcGIS technologies including ArcGIS Server, ArcGIS APIs, ArcGIS JavaScript API, Esri SDKs, ArcSDE.
• Collaborate with technical teams, business stakeholders, and government users to deliver GIS solutions.

Skills

J2EE

.NET

JavaScript

HTML

C#

Python

ArcGIS Server

ArcGIS APIs

ArcGIS JavaScript API

Esri SDKs

ArcSDE

ArcGIS Model Builder

Python development

SQL

Triggers

Stored procedures

Relational databases

Oracle

SQL Server

SSRS

Power BI

Analytical skills

Government/public sector

Education

Bachelor's degree in related field

Tools

ArcGIS Server

ArcGIS APIs

ArcGIS JavaScript API

Esri SDKs

ArcSDE

ArcGIS Model Builder

Python development

SQL

Triggers

Stored procedures

Relational databases

Oracle

SQL Server

SSRS

Power BI

Job description

We are seeking an experienced Senior GIS Programmer / Systems Analyst to support a government client s Enterprise GIS environment and application development initiatives. The selected candidate will work with the Office of Information Technology s GIS Program and the Office of Planning to design, develop, enhance, and support GIS applications, databases, and custom solutions. The role will focus on upgrading and developing an Agricultural Preservation Model, including the migration of a custom ArcMap Add-In (C#/Python) to an ArcGIS Pro Add-In.

The ideal candidate will have strong hands‑on experience with GIS application development, ESRI ArcGIS technologies, ArcGIS Pro Add‑In development, C#, Python, JavaScript, .NET, J2EE, SQL, relational databases, and enterprise GIS solutions. The candidate should have experience supporting GIS systems, performing code reviews, database development, and delivering technology solutions in a government or enterprise environment.

Location: Towson, MD (Hybrid approximately 60% onsite / 40% remote as coordinated with the hiring manager)

Work Location: 400 Washington Avenue, Towson, MD 21204

Employment Type: Contract

Key Responsibilities

• Perform GIS application development and support activities within an Enterprise GIS environment.
• Design, develop, enhance, and maintain GIS applications and related solutions.
• Support the upgrade of existing GIS solutions, including migration of custom ArcMap Add‑Ins to ArcGIS Pro Add‑Ins.
• Develop and maintain GIS‑based applications using C#, Python, JavaScript, HTML, .NET, and J2EE technologies.
• Perform code reviews, technical documentation, application planning, and software development activities.
• Design, develop, and maintain database solutions, including SQL development, triggers, and stored procedures.
• Work with ESRI ArcGIS technologies including ArcGIS Server, ArcGIS APIs, ArcGIS JavaScript API, Esri SDKs, and ArcSDE.
• Develop GIS models using ArcGIS Model Builder and Python scripting.
• Create and maintain reports using SSRS and Power BI.
• Collaborate with technical teams, business stakeholders, and government users to deliver GIS solutions.

Required Qualifications

• Minimum 5 years of experience developing and modifying applications using:
  • J2EE
  • .NET
  • JavaScript
  • HTML
  • C#
  • Python
• Minimum 3 years of experience working with ESRI ArcGIS technologies, including:
  • ArcGIS Server
  • ArcGIS APIs
  • ArcGIS JavaScript API
  • Esri SDKs
  • ArcSDE
• Experience with:
  • ArcGIS Model Builder
  • Python development
  • SQL, triggers, and stored procedures
  • Relational database concepts (Oracle and SQL Server preferred)
  • Experience developing reports using SSRS and Power BI.
• Strong analytical, problem‑solving, documentation, and communication skills.

Preferred Qualifications

• Bachelors s degree from an accredited college or university in Business, Computer Science, or a related field.
• Five years of experience in systems analysis, change management analysis, project management, program analysis, or related technical disciplines.
• Recent experience supporting government or public-sector organizations.

Required Submission

• Updated Resume
• Minimum of two professional references, including phone numbers, where the candidate performed similar services.