> Markdown version of [/jobs/ext/637546-database-engineer-l2-l3](https://www.wearedevelopers.com/jobs/ext/637546-database-engineer-l2-l3). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Database Engineer L2/L3

- **Company:** The Technology
- **Location:** Fort Meade, MD, United States
- **Experience:** Expert
- **Salary:** $100,000.0 - $150,000.0
- **Contract:** Permanent contract
- **Skills:** Backup Devices, Cloud Database, Databases, Database Queries, Database Security, Document-Oriented Databases, PostgreSQL, Microsoft SQL Server, MySQL, Oracle (Applications), Performance Tuning, SQL Stored Procedures, SQL Databases, Scripting, Connectivity Problems, System Availability, Indexer
- **Published:** June 25, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8995091/database-engineer-l2l3

## About the Role

* Proficiency in DBMS like MySQL, PostgreSQL, Oracle, or MS SQL Server.
 * Strong SQL skills and experience with performance tuning.
 * Experience with cloud database services.
 * Experience with scripting languages for automation, * An active TS/SCI with polygraph is required. Last Poly within past 7 years.
 * Level 2:
 + BS + 5 years experience
 * Level 3:
 + BS + 10 years experience

## Description

* Perform routine database maintenance such as backups, indexing, and performance tuning.
 * Troubleshoot and resolve database issues like performance bottlenecks and connectivity problems.
 * Monitor database systems for high availability and performance.
 * Implement and maintain database security, including access controls and patching.
 * Write and optimize SQL queries, stored procedures, and triggers.
 * Collaborate with other teams to integrate database systems with applications.
 * Document database configurations, processes, and architecture.


## Related Videos

- [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of)
- [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)
- [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases)
- [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)
- [Branch your database like your code:  How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand)
- [Database DevOps with Containers](https://www.wearedevelopers.com/videos/145-database-devops-with-containers)

## Related Articles

- [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)
- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)
- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers)