Principal Data Modeler and Database Engineer Job at David Joseph & Company, Richardson, TX

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  • David Joseph & Company
  • Richardson, TX

Job Description

Job Description

Job Description

Principal Data Modeler and Database Engineer

Location: Richardson, TX or Aurora, CO (Onsite) | Compensation: $215,000 – $230,000

Open Date: 12.09.2025

Role Overview

We are seeking a Principal Data Modeler and Database Engineer to support classified programs in Richardson, TX or Aurora, CO. You will design, build, update, and maintain high-performance data models and databases that directly support national security initiatives. This work provides the opportunity to contribute to impactful, cutting-edge technologies in a secure, mission-driven environment.

Responsibilities
  • Translate customer needs into effective, scalable database designs
  • Develop physical data models and database structures including tables, indexes, constraints, and views
  • Analyze business requirements, RFCs, and technical documentation to determine data modeling impacts
  • Work closely with systems engineers, product owners, architects, and stakeholders to validate data requirements
  • Author and implement data model changes using automated database change control processes
  • Partner with developers on SQL best practices and database interaction patterns
  • Use tools such as Oracle SQL Developer Data Modeler, Oracle Designer, and similar platforms
  • Apply strong critical thinking, problem solving, and analytical abilities
  • Participate in Agile and Scrum development workflows
  • Maintain eligibility for SCI access and complete required polygraphs
  • Obtain Security+ certification within 60 days of hire
Required Qualifications
  • Bachelor's degree in a STEM discipline
  • Minimum 8 years of professional experience as a Database Engineer
  • At least 5 years of relational data modeling experience using Oracle and PostgreSQL
  • At least 8 years of Oracle SQL, PL/SQL, and PostgreSQL SQL experience
  • Experience with Bash scripting and Python
  • Experience collaborating with systems and software engineers on backend database designs
  • Strong Linux command-line skills for database administration and deployment automation
  • Active and transferable DoD Top Secret TS/SCI clearance
  • U.S. Citizenship required

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