Senior Database Engineer / Lead DBA (DB2 LUW & Cloud Migration) – Bilingual (EN/PT)

We are hiring for a USA company:

Senior Database Engineer / Lead DBA (DB2 LUW & Cloud Migration) – Bilingual (EN/PT)

About the Role: We are seeking a highly skilled

Senior Database Administrator (DBA)

to join our Global

Mainframe DB2 LUW

team. This is not a typical application development role; we are looking for a \"under-the-hood\" expert who understands database internals, performance optimization, and the complexities of migrating data between NoSQL and Relational environments. As a technical lead, you will manage high-stakes backend operations, automate audit compliance, and guide the team through complex data mapping and environment refreshes. What You Will Do Core Administration:

Perform deep-dive backend management of

DB2 LUW

(Linux, Unix, Windows) environments. Environment Management:

Execute test environment refreshes and manage data flow from Archive (AR) environments into active test streams. Modernization & Migration:

Lead the charge in migrating data from

NoSQL to Relational

databases, focusing on complex data mapping, relationship building, and schema design. Cloud & NoSQL:

Manage tasks related to

AWS RDS

and

NoSQL

platforms, ensuring high availability and performance. Automation & Compliance:

Develop automation scripts for audit compliance and security protocols. Performance Tuning:

Act as the subject matter expert for advanced

SQL tuning

and database optimization. Mentorship:

Provide technical guidance and leadership to junior and mid-level engineers. Required Qualifications Language:

Native or professional fluency in both

English and Portuguese

is mandatory. Mainframe DB2 LUW Expertise in DB2 LUW:

Extensive experience in backend DB2 LUW administration (not just interfacing via apps). Migration Experience:

Proven track record of migrating data between different architectures (Relational vs. NoSQL). Cloud Infrastructure:

Hands-on experience with

Amazon RDS

and

NoSQL

databases. Advanced Tuning:

Expert-level ability to diagnose and resolve complex SQL performance issues. Location:

Remote friendly—we value your skillset over your physical location.