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. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration.
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
- 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.)
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:July 2, 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.
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.
Skills Required
- Active DOD TS/SCI clearance (may be asked to obtain CI Poly)
- Bachelor's degree in a technical discipline (or equivalent experience)
- At least eight (8) years of relevant experience (additional experience may substitute for degree)
- At least five (5) years of demonstrated database administrator experience
- At least five (5) years of Oracle Database Administration experience (Oracle 12c, 19c, or later)
- In-depth experience implementing and maintaining database security
- In-depth experience conducting database performance tuning and monitoring
- In-depth experience troubleshooting and resolving database problems/issues
- Experience with procedural languages such as PL/SQL and proficiency in PL/SQL development and optimization
- Excellent written and verbal communication skills and demonstrated cross-organizational communication experience
- Ability to perform daily database administration, monitoring, troubleshooting, and occasional on-call support
- 100% on-site work in Arlington, VA
- Self-starter with leadership ability and capacity to work independently with little supervision
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
