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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Database Engineer - **Company:** Excelity - **Location:** Herndon, VA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Abstraction Layers, Agile Methodology, Amazon Web Services, Software Applications, Big Data, Databases, Relational Databases, Linux, Elasticsearch, Graph Database, Apache Hadoop, PostgreSQL, NoSQL, Performance Tuning, SQL Databases, Database Optimization, Electronic Medical Records, Indexer, Data Management - **Published:** August 30, 2026 - **Apply:** https://www.careerbuilder.com/job-details/database-engineer-herndon-va--1c464159-7504-48f8-98b4-e1603ff083fb ## About the Role * Bachelor's degree with 5+ years of relevant experience OR a Master's degree with 3+ years of relevant experience OR A PhD with no experience; an additional 4 years of experience maybe considered in lieu of a degree requirement. * Experience with Postgres, SQL, and database performance tuning * Experience installing application software in an operational environment * Experience with Agile, AWS, RDBMS technology, Elasticsearch, Linux * DoD IAT Level II certification * This position is 100% on site Preferred Qualifications: * NoSQL technology (Hadoop and/or EMR) * Familiarity with Graph database technology * Data modeling experience, Agile Programming Methodologies, Amazon Web Services (AWS), Apache Hadoop, Data Formats, Data Management, Data Modeling, Database Programming, Database Technology, Elasticsearch, Electronic Medical Records, Enterprise Architecture, Government, IAT - Information Assurance Technical, Linux Operating System, NoSQL, Operational Improvement, Operational Strategy, Operational Support, Performance Tuning/Optimization, PostgreSQL, Production Support, Relational Databases (RDBMS), SQL Databases, Sensitive Compartmented Information (SCI), Software Installation, Strategic Planning, Technical Delivery, Top Secret Clearance, United States Department of Defense (DoD) ## Description At Excelity, we're passionate about delivering innovative technology solutions that help businesses thrive. Whether you're looking to streamline your operations, improve efficiency, or enhance customer engagement, our team of experienced professionals is here to help. So why wait? Visit excelity.io today to learn more about how we can help you achieve your goals and take your business to the next level. Excelity is seeking a Database Engineer for a project responsible for building the next generation Mission Integration System for an exciting Government customer with a very critical mission. The selected candidate will work within a Production Operations team supporting data management processes, database engineering and management, deploying, maintaining, tuning, and enhancing database systems Required Clearance: TS/SCI w/ CI Poly Job Responsibilities: * Database engineering and management activities associated with high volume, multi-format data management services * Maintains large-scale data management solutions including developing efficient storage, indexing, and access approaches * Updates data enterprise architecture models (if needed) and data abstraction layer to enable access to new data sources * Designs and implements indexing strategies for ingested data. * Developing a strategy for continuous performance tuning of databases ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [How building an industry DBMS differs from building a research one](https://www.wearedevelopers.com/videos/768-how-building-an-industry-dbms-differs-from-building-a-research-one) - [Tomorrow's cloud data platforms - fully managed database-as-a-service (DBaaS)](https://www.wearedevelopers.com/videos/254-tomorrow-s-cloud-data-platforms-fully-managed-database-as-a-service-dbaas) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk)