Sr. GIS Developer - HYBRID
Towson, Maryland
Experience: 0
Category: Information Technology
Contractor Work Model: Hybrid
Brand: System One
Compensation Range: 45.00 - 60.00 Per Hour
Job ID: 380153
Date Posted: 09/22/2026
Shortcut: http://jobs.systemone.com/Wle42D
Job Title: Sr. GIS Developer/Systems Analyst - HYBRID
Location: Towson, Maryland
Type: Contract
Compensation: $45.00 - $60.00 per hour
Work Model: Hybrid – onsite and remote
Hours: 40.0 per week
Responsibilities
- Perform application development and support activities for the Office of Information Technology’s GIS Program, including development and maintenance of ArcGIS Server applications
- Assist with GIS application upgrades and support of the ArcGIS Server environment
- Work with ArcGIS Web AppBuilder and interface with CityWorks
- Support configuration efforts in CityWorks and GIS web services used for CityWorks Repair
- Upgrade existing Facilities toolsets and utility toolsets written in Visual C# using Visual Studio 2010 with ArcObjects SDK 10.1
- Develop and modify applications using J2EE, .NET, JavaScript, HTML, C#, and Python
- Maintain strong knowledge of ESRI ArcGIS technologies including ArcGIS Server, APIs, Web AppBuilder, Collector, ArcSDE, and ArcGIS Mobile
- Utilize ArcGIS Model Builder and Python for automation and analysis
- Analyze program and production problems and develop reports using SSRS
- Work with relational databases such as Oracle and SQL Server, applying SQL queries, triggers, and stored procedures
- Minimum of five (5) years developing and modifying applications using J2EE, .NET, JavaScript, HTML, C#, and Python
- Experience with ESRI ArcGIS technologies including ArcGIS Server, APIs, Web AppBuilder, Collector, ArcSDE, and ArcGIS Mobile
- Experience with ArcGIS Model Builder and Python scripting
- Strong knowledge of Structured Query Language (SQL), including triggers and stored procedures
- Experience analyzing program and production issues and developing reports with SSRS
- Strong understanding of relational database concepts, with preference for Oracle or SQL Server
- Excellent communication skills
- Possession of a bachelor’s degree in Business, Computer Science, or a related field, plus five years’ experience in systems analysis, change management, project management, or related fields
- Engagement with a government entity is preferred
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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Ref: #851-Rockville-S1
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