Job Description


Job Overview

  • Job ID:

    J52689

  • Job Title:

    Database Administrator

  • Location:

    Dallas,TX

  • Duration:

    10 Months + Extension

  • Hourly Rate:

    Depending on Experience (DOE)

  • Work Authorization:

    US Citizen, Green Card, OPT-EAD, CPT, H-1B,
    H4-EAD, L2-EAD, GC-EAD

  • Client:

    To Be Discussed Later

  • Employment Type:

    W-2


Key Responsibilities

Oracle System Intelligence

* Analyze Oracle schemas across:

o RAC

o PDBs

o Sharded/partitioned tables

* Interpret:

o Triggers

o Sequences

o Materialized views

o PL/SQL frameworks

* Document implicit behaviors relied on by applications.

SQL & Transaction Semantics

* Analyze AWR/ASH and SQL Monitor data to determine:

o Real transaction boundaries

o Locking assumptions

o Concurrency behavior

* Identify Oracle-specific constructs that cannot be replicated directly.

Dependency & Risk Identification

* Build the Oracle feature dependency matrix:

o PL/SQL

o Hints

o Optimizer behavior

o Isolation-level dependencies

* Classify:

o Safe-to-migrate

o Requires redesign

o Requires application change

Baseline Authority

* Define golden data sets and expected results.

* Validate correctness of test harness outputs against Oracle baselines.

Advisory Role

* Advise Spanner architects on:

o Semantic traps

o Hidden coupling

o Oracle behavior apps implicitly depend on

Required Skills & Experience

* 12+ years of deep Oracle experience

* Expert in:

o Exadata internals

o AWR/ASH

o SQL tuning at scale

* Strong PL/SQL framework knowledge

* Experience with very large databases (10s–100s of TB+)

* Ability to translate Oracle semantics into neutral architectural concepts

Key Deliverables

* Oracle behavior reference model

* SQL signature catalog

* Oracle feature dependency report

* Migration risk classification

* Baseline correctness definitions"


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