Oracle Database Administrator

Quest Oracle Community; Arlington (VA); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos is seeking an experienced Oracle Database Administrator to join the CESO effort in Arlington, VA. You will design, build, and support highly available, real-time data persistence for mission-critical applications, and work with developers to optimize queries and database structures.

The role requires at least five years of Oracle DBA experience, including 12c/19c+, strong security implementations, performance tuning, and PL/SQL development.

Qualifications

• BA/engineering degree with 8+ years of database admin experience; degree may be substituted.
• Active DOD TS/SCI clearance; CI Poly may be required.
• Minimum five years Oracle DBA experience with 12c/19c+.
• Deep knowledge of database security and performance tuning.
• Strong PL/SQL development and optimization skills.
• Excellent written and verbal communication; ability to coordinate across teams.
• Prefer DISA experience.

Responsibilities

• Performs technical planning, system integration, verification and validation.
• Monitors database health, optimizes SQL code and addresses performance bottlenecks.
• Designs and implements database schemas per project requirements.
• Administers databases, monitors replication, and troubleshoots issues.
• Implements security measures and manages user permissions.
• Collaborates with developers to optimize queries and database design.
• Maintains documentation and supports on-call as needed.
• Plans for storage growth and scales infrastructure.

Skills

Oracle DBA

PL/SQL

Database security

Performance tuning

Communication skills

DOD TS/SCI clearance

CI Poly

Independent work

On-site work

DISA experience

Education

Bachelor's degree in a technical discipline

BA degree or equivalent experience

Job description

Seeking a career with a sense of purpose, work life balance, and growth opportunities? There's a place for you at Leidos! We are currently seeking an Oracle Database Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population.

The Oracle Database Administrator will join a high-impact program, focused on designing, building, delivering, and supporting highly available, scalable, real-time data persistence for mission-critical applications. In this role, you will be responsible for designing and implementing database schemas and structures according to project requirements. This person should be a seasoned, self-motivated, professional with at least 5 years of hands-on database admin experience.

This position is 100% on-site based in Arlington, VA.

Primary Responsibilities

• Performs technical planning, system integration, verification and validation, cost and risk, and support ability and effectiveness analysis.
• Proactively monitors database health, optimizes SQL code, and addresses performance bottlenecks.
• Designs and implements database schemas and structures according to project requirements.
• Perform daily database administration, monitoring, and troubleshooting of system database and replication issues.
• Monitor database performance and memory allocations using standard tools.
• Develops and maintains documentation for database environments, including data standards and procedures.
• Develop and execute SQL queries for routine and ad-hoc requests.
• Modify existing database scripts to enhance systems support and create new database scripts for recurring database issues.
• Implements security measures, sets up user permissions, and ensures compliance with data protection policies.
• Translate requirements and data into usable database schemas by creating or recreating ad-hoc queries, scripts and macros, making updates to existing queries, and creating new queries to manipulate data into a master file.
• 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.
• Troubleshoot and resolve database problems.
• 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.

Basic Qualifications

• Must hold a BA degree and have 8+ years of relevant experience. Additional experience will be accepted in lieu of a degree.
• Candidate must possess an active DOD TS/SCI. May be asked to obtain CI Poly.
• Bachelor's degree in a technical discipline and at least eight (8) years of relevant experience. Additional experience may be substituted for a degree.
• Must have at least five (5) years of demonstrated experience as a database administrator.
• Must have at least five (5) years of Oracle Database Administration experience, specifically with Oracle 12c, 19c, or later.
• Must have in-depth experience implementing and maintaining database security.
• Must have in-depth experience conducting database performance tuning and monitoring.
• Must have in-depth experience troubleshooting and resolving database problems/issues.
• Must have experience with procedural languages such as PL/SQL and proficiency in PL/SQL development and optimization.
• Excellent written and verbal communication skills
• Demonstrated experience communicating effectively across internal and external organizations
• Preferred prior experience with DISA and DISA’s support to mission partners

Preferred Qualifications

• Experience with real time highly available data replication technologies such as Oracle Data Guard (configuration, monitoring, failover/switchover).
• Experience with SQL tuning and diagnostic skills including performance tuning (AWR ADDM).
• Experience with the Scaled Agile Framework (SAFe) methodology and/or as a member of an Agile team.
• Experience with database design and development.
• Extensive, in-depth understanding of databases, primarily Oracle and/or other relational and non-relational/NoSQL databases such as PostgreSQL.
• Experience using Oracle SQL/PLSQL, and SQL in general.
• IAT Level II Baseline Certification (e.g. CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP.)

#ceso

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

October 2, 2026

For 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 $107,900.00 - $195,050.00

The 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.