Sr. Oracle Database Administrator

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Sr. Oracle Database Administrator Annapolis Junction, MD, Annapolis Junction, MD, US 23 days ago Requisition ID: 3394 Job Description Quevera is seeking a highly skilled Sr. Oracle Database Administrator with an active TS/SCI clearance with Polygraph to support mission‑critical programs in Columbia, Maryland . This position supports a high‑availability mission environment where you’ll administer and optimize enterprise Oracle database environments supporting critical national security missions. In this role, you will administer and support Oracle 19c databases in Data Guard environments, perform database patching and lifecycle management, support backup and recovery operations, and ensure the availability, security, and performance of enterprise database services. You’ll leverage Oracle best practices to deliver secure, resilient, and high‑performing database solutions while collaborating with engineering teams in a secure production environment. As a Sr. Oracle Database Administrator, you’ll have the opportunity to solve complex database challenges, support innovative Oracle technologies, and contribute to critical national security missions while working alongside experienced engineering professionals. Work Schedule Duty Hours: Schedule to be determined based on mission needs. Availability: Evening and weekend support required, as needed. Job Responsibilities Administer and support Oracle 19c databases in a Data Guard configuration consisting of one primary and multiple standby databases. Manage and maintain Oracle Data Guard environments using Data Guard Broker. Configure, monitor, and troubleshoot Fast‑Start Failover (FSFO), including multi‑site observer configurations. Perform routine and emergency Oracle patching (RU/CPU), including planning, testing, implementation, and post‑patch validation. Monitor database health, performance, and availability using Oracle Enterprise Manager (OEM). Execute and validate database switchover and failover operations, including primary database reinstatement. Troubleshoot Oracle Data Guard issues, including transport lag, apply lag, archive gaps, and broker‑related errors. Administer RMAN backup and recovery processes, including Fast Recovery Area (FRA) and Flashback Database capabilities. Support Oracle database performance monitoring and tuning using AWR and ASH. Perform database design, migration, troubleshooting, and performance optimization activities. Collaborate with engineering teams and stakeholders to develop and implement reliable database solutions. Develop and maintain technical documentation, operational procedures, and database configurations. Active TS/SCI clearance with Polygraph required. Security+ CE certification required. Bachelor’s degree in Computer Science or a related field, or equivalent years of relevant experience. Ten (10) or more years of Oracle database administration experience supporting large‑scale or enterprise database environments. Extensive experience administering and engineering Oracle Database environments. Extensive experience with Oracle database design, data modeling, and database migration. Experience gathering and interpreting customer requirements related to database administration, troubleshooting, performance monitoring, and performance tuning. Significant experience deploying and supporting Oracle RAC environments. Significant experience with RMAN backup and recovery. Strong hands‑on experience administering Oracle 19c databases on Linux (non‑RAC). Experience with Oracle Data Guard, Data Guard Broker, and Fast‑Start Failover (FSFO). Experience supporting multi‑standby Data Guard environments. Experience performing Oracle database patching and lifecycle management. Experience using Oracle Enterprise Manager Cloud Control (OEM) for monitoring and performance analysis. Experience with Oracle database security technologies, including Data Guard, Database Vault, and Label Security. Experience with Flashback Database, Fast Recovery Area (FRA), and database recovery operations. Proficiency with Linux administration and shell scripting. Experience with database performance analysis and tuning using AWR and ASH. Ability to work independently in a high‑availability operational environment. Strong written and verbal communication skills. Desired Skills Currently holds or has recently held SYS3 PRIVAC level access. Why Join Quevera? Award‑Winning Culture Quevera was recognized as a Top Workplace in the Washington, DC/Baltimore region for 2025 , marking our fifth consecutive year receiving this distinction based on employee feedback. We invest in our employees and their families through a highly competitive benefits package, including: 100% employer‑paid medical coverage (optional plan) Competitive options for Medical, Dental and Vision insurance Employer‑paid short‑term and long‑term disability coverage Employer‑paid life insurance $5,000 annually for education, training, certifications, and professional development Career advancement through our structured IQWay Program Up to 6% 401(k) match Additional 4% profit‑sharing contribution At Quevera, we believe exceptional people deserve exceptional opportunities. We’re more than just a workplace—we’re a team of innovators, problem‑solvers, and industry experts committed to delivering mission‑critical solutions while fostering professional growth, collaboration, and technical excellence. Quevera is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age or any other characteristic protected by law. #LI-AA1 #J-18808-Ljbffr