Database Administrator, Senior (TS/SCI w/Poly)

Database AdministratorParsons is seeking an experienced Database Administrator (DBA) with strong Linux systems administration and networking expertise. The DBA will support and maintain database systems hosted on Linux-based servers across both physical and virtual environments. This role includes ensuring database performance, reliability, and security while supporting the underlying Linux and network infrastructure required for distributed data operations. The ideal candidate will conduct daily database and system health checks, optimize performance, troubleshoot and resolve issues, coordinate upgrades, and collaborate with security personnel to maintain compliance. The ability to think critically, solve complex problems, and operate with minimal supervision is essential.What You'll Be Doing:Perform daily maintenance and health checks for Linux-hosted database environmentsDiagnose and resolve database, Linux system, and infrastructure issues in networked environmentsMonitor and optimize both database and system performance using established toolsPlan and coordinate database upgrades, migrations, and scheduled system outagesSupport network monitoring and maintain connectivity essential for database operationsInstall and maintain server, storage, and networking equipment in datacenter environmentsDocument database architecture, configuration changes, and infrastructure updatesWork with the Information System Security Officer (ISSO) to maintain system authorization and complianceSupport occasional after-hours maintenance windows for critical database or system updatesRequired Qualifications:Current TS/SCI clearance with PolyBachelor's degree in a technology discipline and 8+ years of experience; additional experience may substitute for a degreeExperience administering Linux operating systems in support of enterprise applications or database workloadsExperience supporting virtual environments and deploying Linux-based services used by databasesExperience with Cisco network devices, including networking fundamentals essential to database connectivityStrong understanding of core networking technologies (TCP/IP, UDP, firewall concepts) as they relate to secure and reliable database operationsDesired Qualifications:Familiarity with modern data workflow tools such as NiFiExperience with virtualization or container technologies (e.g., Docker) used to host database servicesFamiliarity with ELK or similar monitoring and logging stacksUnderstanding of enterprise network services supporting authentication, logging, and distributed access controlExperience with automation tools such as Salt, Ansible, or PuppetExperience with Atlassian tools (Confluence, Jira)Background in network security, intrusion detection, and server/database monitoringExperience installing or maintaining server and networking equipment in rack-mounted environmentsSalary Range: $112,200.00 - $196,400.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle! Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.