Database Developer C2C jobs with GIS Experience Washington, DC

Tech Mirrors; Washington (District of Columbia); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Tech Mirrors in Washington, DC is seeking an experienced Database Developer with GIS experience to join an Agile/Scrum team supporting a telecom OSS application. You will focus on migrating Oracle databases from 11g to 19c and ensuring uninterrupted operations.

The ideal candidate will design complex database models, write PL/SQL, and integrate Oracle with SQL Server data sources, while supporting ESRI GIS technologies and delivering robust, scalable data solutions.

Qualifications

• Bachelor’s degree in IT, CS, or related field or equivalent experience.
• Strong communication and problem-solving skills; able to work independently and in cross-functional teams.
• Experience with Oracle databases, SQL/PLSQL, and GIS integrations in an Agile environment.

Responsibilities

• Develop, maintain, and optimize Oracle databases supporting OSS application.
• Lead migration from Oracle 11g to 19c with minimal downtime.
• Design complex database models, ERDs, and write PL/SQL, stored procedures, triggers.
• Create and maintain ERDs and database documentation.
• Integrate Oracle databases with SQL Server data sources.
• Support GIS-enabled applications using ESRI ArcGIS technologies.
• Perform upgrades, monitoring, troubleshooting, and performance tuning.
• Collaborate with Agile team to deliver robust database solutions.
• Ensure compliance with project standards and lifecycle processes.
• Provide technical guidance and user training when required.

Skills

Oracle 11g/19c

SQL/PLSQL

Data modeling

SQL Server integration

GIS knowledge ESRI ArcGIS

Agile/Scrum

Education

Bachelor's degree in IT/CS

Tools

ArcGIS Server

ArcGIS Pro

ESRI SDE

Oracle SQL Developer

Job description

Role :-Database Developer with GIS Experience

Location :-Washington, DC (Hybrid – 4 days onsite, 1 day remote)

Duration :-12+ Months

Need local or DMV area within 50 miles.

Visa:- GC Only.

Job Description

We are seeking an experienced Database Developer to join an Agile/Scrum team supporting a telecommunications-focused, web-based Operational Support System (OSS) application. The role involves developing, maintaining, and enhancing Oracle databases, with a primary focus on migrating Oracle 11g to Oracle 19c while ensuring uninterrupted application functionality.

Key Responsibilities

• Develop, maintain, and optimize Oracle databases supporting the OSS application.
• Lead and support Oracle 11g to 19c database migration.
• Design complex database models, stored procedures, triggers, PL/SQL, and SQL queries.
• Create and maintain Entity Relationship Diagrams (ERDs) and database documentation.
• Integrate Oracle databases with Microsoft SQL Server data sources.
• Support GIS-enabled applications using ESRI ArcGIS Server, ArcGIS Pro, and SDE.
• Perform database upgrades, monitoring, troubleshooting, maintenance, and performance tuning.
• Collaborate with Agile team members to deliver high-quality database solutions.
• Ensure compliance with project standards, documentation, and lifecycle processes.
• Provide technical guidance, user support, and training when required.

Required Skills

• Strong experience with Oracle Database (11g & 19c).
• Advanced SQL and PL/SQL development.
• Experience with stored procedures, triggers, functions, packages, and transaction processing.
• Database modeling and ERD design.
• Experience with Microsoft SQL Server integration.
• Knowledge of ESRI GIS technologies (ArcGIS Server, ArcGIS Pro, SDE).
• Strong troubleshooting, performance tuning, and database administration skills.
• Experience working in an Agile/Scrum environment.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or a related field (or equivalent experience).
• Excellent communication and problem-solving skills.
• Ability to work independently and collaborate with cross-functional teams.