Lead Database Administrator

Location Sydney
Discipline DevOps & Infrastructure
Job reference 175055
Salary Negotiable

Our Sydney based client are seeking an experienced Senior Oracle DBA to join their team on a contract basis. As a key member of the team, you will play a critical role in migrating our mission-critical Oracle databases from on-premises environments to the AWS cloud. If you thrive in a challenging and collaborative environment, have a passion for database administration, and possess strong Linux and AWS skills, we encourage you to apply.



  • Database Migration:
  • Lead end-to-end migration projects, including planning, execution, and post-migration validation.
  • Assess existing on-premises Oracle databases, analyze their complexity, compatibility, and resource requirements.
  • Design and implement migration strategies, considering factors such as database size, dependencies, and performance.
  • Utilize tools like Oracle Data Pump, RMAN, and AWS Database Migration Service (DMS) for seamless data transfer.
  • Oracle Database Administration:
  • Manage Oracle databases across development, test, and production environments.
  • Perform routine maintenance tasks, such as backups, patching, and performance tuning.
  • Monitor database health, diagnose issues, and optimize query performance.
  • Ensure high availability, disaster recovery, and data security using Oracle Data Guard.
  • AWS Cloud Integration:
  • Collaborate with AWS architects and engineers to design scalable and resilient database solutions.
  • Deploy Oracle databases on Amazon RDS, Amazon EC2, or other relevant AWS services.
  • Configure security groups, VPCs, and IAM roles for seamless connectivity.
  • Leverage AWS CloudWatch for monitoring and alarms.
  • Linux System Administration:
  • Administer Linux servers (Red Hat, CentOS, or Ubuntu) hosting Oracle databases.
  • Manage user accounts, file systems, and system resources.
  • Troubleshoot network connectivity and performance issues.
  • Scripting (Bash, Python, or Perl) for automation and system maintenance.
  • Best Practices and Documentation:
  • Follow industry best practices for database security, backup, and disaster recovery.
  • Document procedures, configurations, and troubleshooting steps.
  • Mentor junior DBAs and share knowledge within the team.


  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 6+ years of hands-on experience as an Oracle DBA.
  • Proven track record of successfully migrating large Oracle databases to AWS.
  • Strong proficiency in Oracle Database 11g, 12c, or 19c.
  • Excellent SQL and PL/SQL skills.
  • Solid understanding of Linux system administration.
  • Preferred:
  • AWS certifications (e.g., AWS Certified Database - Specialty, AWS Certified Solutions Architect).
  • Familiarity with Oracle Enterprise Manager (OEM).
  • Knowledge of database performance tuning and optimization.

If the above looks of interest please make an application and Experis will be in contact with you.

Rowan Mollison
Senior Consultant, Experis

ManpowerGroup is committed to being a Diversity Confident Recruiter and encourages applications from people from a diverse range of backgrounds, including people with a disability. Please indicate your preferred method of communication in your resume and please let us know if you require any reasonable adjustments should you be contacted for an interview.

Aboriginal and Torres Strait Islander people are encouraged to apply.

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Experis Pty Ltd is a wholly owned subsidiary of ManpowerGroup

State: QLD, licensee/s Manpower Services (Australia) Pty Ltd, LHL-02026-D5L4Q. State: QLD, licensee/s Experis Pty Ltd, LHL-02014-Y5F6D. State: SA, licensee/s Manpower Services (Australia) Pty Ltd, LHS 288856