SQL Full Stack Developer

The Homeland Sector within Leidos is seeking a Full Stack Developer – SQL with strong systems, software, cloud, and Agile experience to support the Passenger Systems Program Directorate (PSPD) within Customs and Border Protection (CBP). PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into the United States.In this hands-on position, you will work collaboratively to design, build, deliver, enhance, and support highly available, scalable, real-time data persistence. You will exercise your judgment in determining and recommending the best designs based on customer business objectives, timelines and other resource constraints. You will participate in major deliverables of data solutions during the software development life cycle including scope and work estimation, design, implementation, and support. **This position REQUIRES the candidate to be in Ashburn, VA, 2 times a week**Primary Responsibilities:Performs technical planning, system integration, verification and validation, cost and risk, and support ability and effectiveness analyzes.Proactively monitors database health, optimizes SQL code, and addresses performance bottlenecks.Designs and implements database schemas and structures according to project requirements.Develops and maintains documentation for database environments, including data standards and procedures.Implements security measures, set sup user permissions, and ensures compliance with data protection policies.Plans for storage requirements and database growth, and scale infrastructure as needed.Maintains data accuracy and ensures maximum uptime, and may require some on-call support.Collaborates with developers to optimize queries, stored procedures, and database design for applications.Must be a self-starter, strong leader, and the ability to work independently with little supervision.Minimum Qualifications:BS/BA degree and 12+ years of prior relevant DBA experience or Masters with 10+ years of prior relevant DBA experience; OR 4 years of experience in lieu of degree4+ years’ experience tuning Aurora PostgreSQL database performance and PL/pgSQL scripts to optimize performance4+ years’ experience as an AWS Aurora PostgreSQL DBA in a 24x7 environment managing multiple databases of over 70TB.Individual must have at least 4+ years’ experience as an Oracle DBA in a 24x7 environment supporting databases of over 200TBProficiency in tuning Oracle Databases and troubleshooting performance issues.Able to support on-call schedule and incident resolution.Proficiency with Microsoft Office Products (Word, Excel, Visio, & PowerPoint)Excellent written and verbal communication skillsU.S. Citizen.Must be able to maintain and obtain a CBP Background Investigation prior to startPreferred Qualifications:Migration of Oracle to Aurora PostgreSQL with over 70TB migrating from Oracle to AuroraExperience using Generative AI to tune SQL statementsExperience with CBPJava ExperienceExperience with other AWS data related servicesExperience with any of the following: Struts, Hibernate, Java, JSF, Swing, JavaScript, Bootstrap, Angular.Experience with CI/CD, SecDevOps, Git source code repository (GitLab, GitHub)If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:June 26, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: Ashburn, VAType: Full time