What are the responsibilities and job description for the Database Administrator with Security Clearance position at Crimson Phoenix?
Job Description Responsibilities: * Support and administer Oracle RDBMS environments, including Oracle Grid Infrastructure, ASM, Data Guard, and Oracle Enterprise Manager Cloud Control.
- Provide database administration across multiple platforms: Oracle, MSSQL, PostgreSQL, MySQL, and NoSQL systems (MarkLogic, MongoDB, DynamoDB).
- Perform routine backup, restore, and disaster recovery operations using RMAN, snapshots, and archive log management.
- Troubleshoot system, database, hardware, and network issues; analyze performance and resolve complex technical problems.
- Create and execute ad‑hoc SQL queries for diagnostics, analysis, and issue resolution.
- Manage and maintain Linux operating systems and associated file systems.
- Develop and maintain administrative scripts in various languages.
- Conduct regular server audits to ensure compliance with standards, policies, and configuration guidelines.
- Maintain user accounts and ACLs on network file systems.
- Support system-level changes, assess impacts, and participate in technical exchanges with stakeholders.
- Ensure compliance with IT security, accreditation, and enterprise policies.
- Provide exceptional customer service to internal teams, external partners, and vendors.
- Participate in after‑hours and on‑call rotations as needed.