Application Database Administrator

Diné Development Corporation•Washington, DC

About The Position

DDC is seeking an Application Database Administrator (Applications DBA) to support mission-critical Oracle financial systems and related application/database platforms in a federal environment. This role is responsible for day-to-day database administration and application environment management across production and non-production instances, ensuring systems meet security, availability, and performance requirements. The Applications DBA will support patching, upgrades, monitoring, backup/recovery, configuration management, vulnerability remediation, audit support, and disaster recovery/continuity activities. The role also supports modernization initiatives, including migration of the current application environment to AWS, and works closely with technical teams to maintain stable, secure, and well-documented environments. This position is contingent upon contract award.

Requirements

10+ years of experience in Applications DBA / Oracle financial systems environment experience; Senior-level experience administering Oracle databases and supporting Oracle application environments (production + dev/test).
Strong experience with backup/recovery, patching, upgrades, monitoring, troubleshooting, and performance tuning in enterprise environments.
Experience with vulnerability remediation, security hardening, and compliance support in regulated/federal contexts (e.g., NIST/FIPS-aligned controls).
Working knowledge of DR/COOP planning and testing and operating in high-availability environments.
Strong documentation skills and ability to work effectively with application teams, infrastructure teams, and stakeholders.

Nice To Haves

Experience supporting or participating in cloud migration to AWS for Oracle application/database environments (preferred).
Oracle DBA, AWS certifications are preferred but not mandatory.
Experience managing Oracle Federal Financials, Oracle EBS, federal financial systems, Agile delivery, AWS migration, production support, and O&M environments.
Experience with Linux and mid-tier administration, disaster recovery, vulnerability remediation, audit support, and VMware.

Responsibilities

Provide database administration and application management support for Oracle-based financial application environments and associated databases.
Administer Oracle database and application/mid-tier environments to ensure security, confidentiality, integrity, and availability (targeting 99.5%+ system availability).
Perform system maintenance and daily operations across production and non-production environments (patching, upgrades, updates).
Conduct system and performance monitoring/tuning; respond to alerts and outages within agreed timeframes; perform root-cause analysis.
Manage patch management, vulnerability management, and baseline configurations; prepare corrective action plans and remediate findings from vulnerability scans.
Provide backup/recovery and storage management; support instance creation/modification and environment refresh activities.
Support disaster recovery (DR), contingency planning, and continuity of operations, including maintaining alternate site readiness, monitoring DR synchronization, and supporting semi-annual DR testing.
Perform/assist with configuration management and documentation of installation/setup/processes/configurations; ensure documentation remains current.
Support Certification & Accreditation / Authorization activities and required documentation updates for audits and system reviews.
Support financial audits and security assessments; prepare and update required artifacts and evidence as needed.
Support migration initiatives, including EBS/application environment migration to AWS in coordination with government stakeholders and technical teams.
Provide expert support for virtualization environments (e.g., VMware) as needed to ensure optimal performance for Oracle applications and databases.
Provide “as-needed” Oracle database platform support per customer request.
Perform other duties as required.