Database Administrator
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Job Description
Database Administrator at Parexel managing Oracle, PostgreSQL, or MS SQL Server databases. Responsible for installations, configurations, performance tuning, and collaboration with IT teams.
Responsibilities:
- Install, configure, upgrade, and patch supported database systems (Oracle 10g–19c, PostgreSQL, or MS SQL Server).
- Perform database and schema refresh operations using native tools (e.g., Oracle exp/imp, Expdp/Impdp; pg dump/pg restore; SQL Server backup/restore).
- Implement database change orders according to established schedules and procedures.
- Monitor database performance and availability using platform-specific tools (e.g., Oracle Enterprise Manager, pgAdmin, SSMS).
- Document database policies, procedures, and standards for organizational compliance.
- Execute backup, restore, and recovery operations using RMAN (Oracle), pgBackRest/Barman (PostgreSQL), or native SQL Server tools.
- Perform SQL tuning and indexing strategies to optimize query performance.
- Troubleshoot database and performance issues to minimize system downtime.
- Maintain and support standby or high-availability configurations for disaster recovery.
- Administer platform-specific technologies such as Oracle ASM/RAC, PostgreSQL replication, or SQL Server Always on Availability Groups.
- Perform basic system administration tasks on UNIX/Linux (Oracle/PostgreSQL) or Windows Server (SQL Server).
- Coordinate with system administrators, network teams, and backup teams as required.
- Participate in project meetings to provide database perspective and technical input.
- Collaborate with IT teams to ensure seamless integration of database systems with enterprise applications.
- Provide technical expertise for database-related aspects of system implementations and migrations.
- Maintain database security and access controls in accordance with organizational policies.
Requirements:
- 3–6 years of experience in database administration for one of the following : Oracle, PostgreSQL, or MS SQL Server.
- Experience with installation, upgrade, patching, and migration processes.
- Hands-on experience with backup and recovery operations.
- Demonstrated experience in SQL performance tuning and optimization.
- Experience working in high-availability and disaster recovery environments.
- Knowledge of database refresh and migration procedures.
- Experience coordinating with system administration and network teams.
- Familiarity with operating systems relevant to the supported platform.
- Bachelor’s degree in Computer Science, Information Technology, or related field preferred.
- Relevant certifications such as Oracle Certified Professional (OCP), PostgreSQL certification, or Microsoft SQL Server certifications preferred.
Benefits:
- Health insurance
- Retirement plans
- Paid time off
- Flexible work arrangements
- Professional development opportunities
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