Senior Oracle EBS & Database Admin — Legacy Security Expert

Sanmina-SCI Systems de México; Huntsville (AL); On-site; USD 110,000 - 160,000; Full time

Job summary

Sanmina seeks a Senior Database Administrator to safeguard and optimize our Oracle EBS 11i and Oracle Database infrastructure in a strict change-freeze environment. You will focus on compensating controls, network isolation, and real-time monitoring.

The role requires 5–7 years of enterprise DBA experience with strong Oracle EBS expertise and collaboration with DevOps and security teams. You will also support MySQL, PostgreSQL, and MS SQL Server as needed.

Qualifications

• Bachelor’s degree in Computer Science, IT, or related field (or equivalent).
• 5–7 years of enterprise DBA experience required.

Responsibilities

• Legacy Environments: Enforce security postures for non-patchable systems via virtual patching and host-level controls.
• Network Isolation: Maintain strict network segregation restricting DB access to authorized app servers and jump boxes.
• Auditing: Implement deep database auditing for SYS, SYSTEM, and APPS to detect anomalies in real time.
• EBS 11i Maintenance: Troubleshoot, clone, and support DB backends with zero disruption to legacy code.
• Performance: Tune complex SQL/PL-SQL and optimize indexes and query plans.
• High Availability & Recovery: Maintain backup strategies (RMAN) and DR plans.

Skills

Oracle EBS

Database security

SQL tuning

Shell scripting

Python scripting

Education

Bachelor's degree in Computer Science or related field

Equivalent professional experience

Tools

Oracle EBS 11i

Oracle Database

MySQL

PostgreSQL

MS SQL Server

Job description

Sanmina seeks a Senior Database Administrator to safeguard and optimize our Oracle EBS 11i and Oracle Database infrastructure in a strict change-freeze environment. You will focus on compensating controls, network isolation, and real-time monitoring.

The role requires 5–7 years of enterprise DBA experience with strong Oracle EBS expertise and collaboration with DevOps and security teams. You will also support MySQL, PostgreSQL, and MS SQL Server as needed.