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, 1099, C2C
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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