Sr. Oracle DBA with TS/SCI Polygraph

Quest Oracle Community; Annapolis (MD); On-site; USD 154,000 - 278,000; Full time

Benefits offered by this job

Paid Time Off

11 paid holidays

401K with company match

Education and training support

Parental paid leave

Job summary

Leidos is seeking a Sr. Database Administrator to support a high‑velocity program, safeguarding the integrity, security, and availability of multiple databases.

You will handle disaster recovery, performance tuning, and policy implementation, while developing scalable database structures and scripts to optimize data storage and query performance for mission-critical systems.

Qualifications

• Requires a Bachelor's with 20 years of experience or Masters with 15 - 20 years of prior relevant experience or Doctorate with 13 - 16 years of prior relevant experience.
• Must have at least ten (10) years of demonstrated experience as a database administrator.
• Must have at least ten (10) years of Oracle Database Administration experience.
• 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 installing, configuring, and upgrading RDBMS software.
• Must have experience with procedural languages such as PL/SQL.

Responsibilities

• Perform daily database administration, monitoring, and troubleshooting of system database and replication issues.
• Monitor database performance and memory allocations using standard tools.
• Perform system updates and 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.
• Transition/ingest legacy data.
• 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.
• Recommend design and implementation practices that optimize the performance of GOTS/COTS databases and applications.
• Assist in the development of database structures that fit into the overall architecture of the system under development.
• Assist in developing databases, database parser software, and database loading software.

Skills

Oracle Database Administration

Database security

Performance tuning

PL/SQL

RDBMS install/config

Disaster recovery

Data replication

Education

Bachelor's degree + 20 years

Master's degree + 15-20 years

Doctorate + 13-16 years

Tools

Oracle Data Guard

Oracle GoldenGate

Oracle Streams

PostgreSQL

MongoDB

Job description

Sr. Database Administrator with a $10k SIGN ON BONUS!

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 maintain the integrity, security, and availability of multiple databases. Duties include disaster recovery, performance analysis and tuning, index maintenance, and monitoring of data, as well as administering, maintaining, developing, and implementing policies and procedures for ensuring the security and integrity of the database. The selected individual will evaluate and recommend available database management system products; perform database and software lifecycle activities to ensure the highest level of system performance, availability, and compliance with business requirements; and will organize and format data for efficient query and storage processes.

Primary Responsibilities:

• Perform daily database administration, monitoring, and troubleshooting of system database and replication issues.
• Monitor database performance and memory allocations using standard tools.
• 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.
• Transition/ingest legacy data.
• 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.
• Recommend design and implementation practices that optimize the performance of GOTS/COTS databases and applications.
• Assist in the development of database structures that fit into the overall architecture of the system under development.
• Assist in developing databases, database parser software, and database loading software.

Basic Qualifications:

• Requires a Bachelor's with 20 years of experience or 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.
• Must have at least ten (10) years of demonstrated experience as a database administrator.
• Must have at least ten (10) years of Oracle Database Administration experience.
• 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 installing, configuring, and upgrading RDBMS software.
• Must have experience with procedural languages such as PL/SQL.

Security Clearance:

• Clearance Required: Must have TS/SCI with Polygraph on Day One (this is firm).

Preferred Qualifications:

• Experience with real time highly available data replication technologies such as Oracle Data Guard, Oracle Streams, Oracle Golden Gate, Sybase Replication Server.
• Experience with the Scaled Agile Framework (SAFe) methodology and/or as a member of an Agile team.
• Extensive, in-depth 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 and MongoDB.
• Experience using Oracle SQL/PLSQL, and SQL in general.
• Experience with Mongo 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. We look forward to learning more about you.

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 11, 2026

Pay Range:

Pay Range $154,050.00 - $278,475.00

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.

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.