Oracle DB Developer: GIS & 11g-19c Migration (Hybrid)

Tech Mirrors

Washington (District of Columbia)

Hybrid

USD 110,000 - 150,000

Full time

14 days+

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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.