Database Administrator (Oracle + MongoDB PostgreSQL DBA)

VMC Soft Technologies, Inc; Sunnyvale (CA); Hybrid; USD 140,000 - 195,000; Full time

Job summary

VMC Soft Technologies, Inc is seeking a versatile Multi-Platform Database Administrator (Oracle + MongoDB PostgreSQL DBA) to join our infrastructure team. You will manage and optimize Oracle, PostgreSQL and MongoDB environments across Sunnyvale, CA and hybrid Austin, TX.

The role emphasizes high availability, performance tuning, security and backup strategies with on-call rotation. Candidates should have 8+ years in Oracle, PostgreSQL and MongoDB administration and strong Linux scripting skills.

Qualifications

• 8+ years of Oracle core administration experience (12c/19c).
• Hands-on PostgreSQL configuration, replication, tuning, and pooling.
• MongoDB replica sets, sharded clusters, and index management.
• Strong Linux/Unix administration, plus Shell or Python automation.
• Bachelor's degree in Computer Science or equivalent experience.

Responsibilities

• Install, configure, monitor, and maintain Oracle, PostgreSQL, and MongoDB environments.
• Monitor performance, diagnose issues, and optimize queries and indexing.
• Implement backup, restore, and disaster recovery strategies (RMAN, Data Guard, MongoDB replica sets).
• Apply security controls, patches, and upgrades per data governance standards.
• Participate in on-call rotation and resolve high-priority incidents.

Skills

Oracle DBA

PostgreSQL DBA

MongoDB DBA

Linux/Unix

Shell scripting

Python

Oracle RAC

Data Guard

RMAN

PgBouncer

Education

Bachelor's degree in Computer Science or related field

Job description

Position: Database Administrator (Oracle + MongoDB PostgreSQL DBA)

Locations: Sunnyvale, CA | Austin, TX (Hybrid)

We are seeking a versatile Multi-Platform Database Administrator (DBA) with prior Apple experience to join our infrastructure team. In this role, you will manage, maintain, and optimize core relational (Oracle, PostgreSQL) and NoSQL (MongoDB) database systems supporting enterprise application workflows across our Sunnyvale, CA, and Austin, TX.

Key Responsibilities

• Database Administration: Install, configure, monitor, and maintain enterprise Oracle, PostgreSQL, and MongoDB environments.
• Performance & Tuning: Monitor database performance, run diagnostic traces, optimize complex queries, and manage indexing strategies.
• Availability & Backup: Implement and maintain robust backup, restore, and disaster recovery strategies (Oracle RMAN, Data Guard, MongoDB Replica Sets, PgBAK/WAL).
• Security & Compliance: Apply user access controls, routine security patches, schema updates, and version upgrades in alignment with strict corporate data governance standards.
• On-Call & Support: Troubleshoot database outages, resolve high-priority incidents, and participate in an on-call escalation rotation.

Required Qualifications

• Database Technical Skills:
• Oracle: 8+ years of core administration (Oracle 12c/19c), RAC, Data Guard, and RMAN.
• PostgreSQL: Hands-on experience with configuration, replication, tuning, and connection pooling (PgBouncer).
• MongoDB: Experience administering MongoDB Replica Sets, sharded clusters, and index management.
• Platform & Scripting: Strong Linux/Unix administration skills with fluency in Shell scripting or Python for routine automation.
• Education: Bachelor s degree in Computer Science, Information Technology, or equivalent practical experience.