Principal Data Modeler and Database Engineer

Principal Data Modeler and Database Engineer David Joseph & Company Richardson, TX Job Details Full-time $215,000 - $230,000 a year 13 hours ago Qualifications Data model design Data modeling projects Bash Automating deployment processes Data Architecture Design (Architecture design skills) Bachelor's degree Linux PL/SQL Linux administration Python Database software proficiency

Full 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