Junior Oracle Database Administrator (DBA)

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