InfraCore, a subsidiary of PLANET, is seeking a motivated Junior Oracle Database Administrator to support the management, maintenance, and monitoring of mission-critical Oracle database environments. Working under the guidance of senior DBAs, the role focuses on building hands-on database administration skills, supporting day-to-day operations, and collaborating with infrastructure and application teams, including assisting with disaster recovery (DR) activities.ResponsibilitiesAssist in administering, maintaining, and supporting Oracle databases in production and non-production environmentsSupport routine database archiving, partitioning, backup, recovery, and retention tasks under guidanceMonitor database performance, capacity, and availability, and escalate issues as neededAssist in maintaining high availability and disaster recovery (DR) configurationsSupport DR switchover and failback activities alongside cross-functional teamsHelp apply database security measures, patching, and upgrades in line with InfraCore standardsHelp troubleshoot routine database issues and contribute to root-cause analysis under supervisionSupport releases and deployments with development and DevOps teamsHelp maintain and update technical documentation and operational runbooksLearn to identify potential risks and raise them with senior team membersRequirements1–3 years of experience in Oracle database administration, including internships, academic projects, or relevant courseworkFoundational knowledge of Oracle administration concepts such as archiving, partitioning, backup and recoveryAwareness of disaster recovery and high-availability concepts, with a willingness to develop hands-on skillsGood collaboration and communication skills, with a strong willingness to learnInterest in working within high-availability, mission-critical environments under guidanceNice to Have• Degree in Computer Science, Information Systems, or a related field• Database development experience (SQL, PL/SQL)• Scripting or automation experience• Experience in regulated or critical infrastructure environments• Oracle certifications
InfraCore, a subsidiary of PLANET, is seeking a motivated Junior Oracle Database Administrator to support the management, maintenance, and monitoring of mission-critical Oracle database environments. Working under the guidance of senior DBAs, the role focuses on building hands-on database administration skills, supporting day-to-day operations, and collaborating with infrastructure and application teams, including assisting with disaster recovery (DR) activities.
Responsibilities
- Assist in administering, maintaining, and supporting Oracle databases in production and non-production environments
- Support routine database archiving, partitioning, backup, recovery, and retention tasks under guidance
- Monitor database performance, capacity, and availability, and escalate issues as needed
- Assist in maintaining high availability and disaster recovery (DR) configurations
- Support DR switchover and failback activities alongside cross-functional teams
- Help apply database security measures, patching, and upgrades in line with InfraCore standards
- Help troubleshoot routine database issues and contribute to root-cause analysis under supervision
- Support releases and deployments with development and DevOps teams
- Help maintain and update technical documentation and operational runbooks
- Learn to identify potential risks and raise them with senior team members
Requirements
- 1–3 years of experience in Oracle database administration, including internships, academic projects, or relevant coursework
- Foundational knowledge of Oracle administration concepts such as archiving, partitioning, backup and recovery
- Awareness of disaster recovery and high-availability concepts, with a willingness to develop hands-on skills
- Good collaboration and communication skills, with a strong willingness to learn
- Interest in working within high-availability, mission-critical environments under guidance
Nice to Have
• Degree in Computer Science, Information Systems, or a related field
• Database development experience (SQL, PL/SQL)
• Scripting or automation experience
• Experience in regulated or critical infrastructure environments
• Oracle certifications
PLANET S.A. is the leading Greek consulting firm delivering services to clients in Greece and the wider geographical area. The company serves both public sector entities and businesses and has an active presence in the countries of its wider geographical region (Balkans and Middle East), responding to their increased requirements resulting from the transformation of their economies.The leading profile and perspectives for PLANET are further strengthened by the strategic decision of the National Bank of Greece to participate as one of the major shareholders of the company. The company is following a long-term strategic plan aiming to establish its leading presence in the region through a comprehensive portfolio of services, using as its key leverages:
its highly qualified and experienced personnel,
the use of state-of-the-art technologies and
the development of solid and long-term international co-operations.
PLANET S.A. is the leading Greek consulting firm delivering services to clients in Greece and the wider geographical area. The company serves both public sector entities and businesses and has an active presence in the countries of its wider geographical region (Balkans and Middle East), responding to their increased requirements resulting from the transformation of their economies.
The leading profile and perspectives for PLANET are further strengthened by the strategic decision of the National Bank of Greece to participate as one of the major shareholders of the company.
The company is following a long-term strategic plan aiming to establish its leading presence in the region through a comprehensive portfolio of services, using as its key leverages:
- its highly qualified and experienced personnel,
- the use of state-of-the-art technologies and
- the development of solid and long-term international co-operations.
