Sr. Database Administrator TS/SCI Poly

Leidos LLC; Maryland; On-site; USD 154,000 - 278,000; Full time

Job summary

Leidos in the United States seeks a Sr. Database Administrator to support a large, fast-paced DoD-focused program. The role focuses on implementing DISA STIGs, RMF processes, and maintaining secure Oracle, PostgreSQL, MySQL, Cassandra, and MongoDB environments.

You will develop SQL scripts, perform vulnerability remediation, document POAM items, and collaborate with ISSOs to sustain compliance and readiness for Authority to Operate.

Qualifications

• Masters with 15-20 years of relevant experience; may substitute for degree
• In-depth experience implementing and maintaining database security controls
• Experience applying Oracle CPU patches, IAVA patches, and other database products
• Experience with Linux security related to Oracle databases

Responsibilities

• Implement and maintain DISA STIGs for Oracle, PostgreSQL, MySQL, Cassandra and/or MongoDB
• Perform vulnerability scans, analyze findings, and remediate security weaknesses
• Support RMF processes and contribute to ATO packages
• Conduct routine security readiness reviews and document POA&M items
• Collaborate with ISSOs to validate and report compliance
• Review database SRG/STIG updates and report changes with significant impact

Skills

Database security

RMF knowledge

SQL queries

Education

Master's degree

Doctorate (PhD)

Tools

Oracle

PostgreSQL

MySQL

Cassandra

MongoDB

PL/SQL

Linux security

Job description

Leidos has a new and exciting opportunity for a Sr. Database Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! A Sr. Database Administrator is needed to support a large, complex, fast-paced, operational program. The selected individual will assess, audit, analyze, validate, and report database Security Requirements Guide (SRG) and STIG vulnerabilities while ensuring security controls are implemented in accordance with DoD, DISA, and cybersecurity policies and procedures. They will evaluate discrepancies against applicable policies, directives, and database SRG/STIG requirements, and document recommended additions, deletions, or revisions.

Primary Responsibilities

• Implement and maintain DISA STIGs for platforms Oracle, PostgreSQL, MySQL, Cassandra and/or MONGO DB.
• Perform vulnerability scans, analyze findings, and remediate security weaknesses.
• Support Risk Management Framework (RMF) processes and contribute to Authority to Operate (ATO) packages.
• Conduct routine security readiness reviews and document Plan of Action and Milestones (POA&M) items.
• Collaborate with Information System Security Officers (ISSOs) to validate and report compliance.
• Review database SRG and/or STIGs as updates are released, and report changes with the potential to have significant impact.
• Determine the impact and risk of submitted change requests prior to implementation and participate in meetings to provide cyber oversight for web changes that affect the level of risk.
• Perform system updates and Information Assurance Vulnerability Alert (IAVA) patching.
• Troubleshoot and resolve database problems.
• Perform database recovery actions.
• Modify existing database scripts to enhance systems support and create new database scripts for recurring database issues.
• Develop and execute SQL queries for routine and ad hoc requests.

Basic Qualifications

• Masters with 15-20 years of prior relevant experience or Doctorate with 13-16 years of prior relevant experience.
• Additional experience may be substituted for a degree.
• In-depth experience implementing and maintaining database security controls.
• In-depth experience applying Oracle CPU patches, IAVA patches, and other database products.
• In-depth experience with Linux security as it relates to Oracle databases.
• In-depth experience troubleshooting and resolving database problems and issues.
• Must have hands-on experience installing, configuring, and upgrading RDBMS software.
• Must have experience with procedural languages such as PL/SQL.

Preferred Qualifications

• Experience with real-time, highly available data replication technologies such as Oracle Data Guard, Oracle Streams, Oracle GoldenGate, Sybase Replication Server.
• Experience with the Scaled Agile Framework (SAFe) and/or as a member of an Agile team.
• Extensive, in-depth knowledge of databases, with primary focus on Oracle and other relational and non-relational/NoSQL databases such as PostgreSQL and MongoDB.
• Experience using Oracle SQL/PLSQL, and SQL in general.
• Experience with MongoDB and/or Cassandra.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business.

Must have TS/SCI with Polygraph.

Pay Range $154,050.00 - $278,475.00 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.

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 $17.2 billion for the fiscal year ended January 2, 2026. 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 here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

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.

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: September 14, 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.