ETL Developer (San Diego, CA):

Overview

On Site
USD 133,000.00 per year
Full Time

Skills

Extraction
Data Loading
Flat File
Relational Databases
Acceptance Testing
Star Schema
Data Flow
Management
Routers
Aggregator
Technical Drafting
Test Cases
Shell
Production Support
Performance Tuning
Network
FTP
Data Warehouse
Stored Procedures
Offshoring
PASS
Workflow
Informatica
Functional Requirements
Mapping
Problem Solving
Conflict Resolution
Unit Testing
Extract
Transform
Load
Scripting
Database
Information Systems
Informatica PowerCenter
OBIEE
Oracle
Microsoft SQL Server
MySQL
Unix
Shell Scripting
Python
SQL
PL/SQL
Netezza
Apache Hadoop
Rally
JIRA
BMC Control-M
CA Workload Automation AE
Toad
Telecommuting

Job Details

ETL Developer (San Diego, CA): Use Informatica power center for (ETL) extraction, transformation and loading data from heterogeneous source system into target database. Create mappings using Designer and extract data from various sources, transform data according to the requirement involved in extracting data from flat files and relational databases into staging area. Migrate mappings, sessions, workflows from development to test and then to UAT, Production environment. Develop Informatica mappings and reusable transformations to facilitate timely loading of data of a star schema. Develop informatica mappings by using Aggregator, sql overrides usage in lookups, source filter usage in source qualifiers and data flow management into multiple targets using router and aggregator to create robust mappings in informatica power center Designer. Create sessions and extract data from various sources, transform data according to the requirement and load data into data warehouse. Use various transformations like Filter, Expression, Sequence Generator, update strategy, joiner, router and Aggregator. Import various heterogenous files using Informatica PowerCenter 10.4 source analyzer. Develop several reusable transformations mapplets that were used in other mappings. Prepare Technical Design documents and test cases. Conduct Unit Testing and Resolution of various bottlenecks. Implement various performance Tunning Techniques. Use oracle as a source and target system. Develop ETL programs using informatica to implement the business requirements. Communicate with business customers to discuss the issue and requirements. Create shell scripts to fine tune the ETL flow of the informatica workflows. Conduct production support to resolve the ongoing issues and troubleshoot the problems. Conduct performance tunning at the functional level and map level. Use relational SQL whenever possible to minimize the data transfer over the network. Use informatica parameter files for defining mapping variable, workflow variables, FTP connections and relational connections. Perform enhancements and maintenance activities of the data warehouse including tunning modifying of stored procedures for code enhancements. Work on onsite and offshore work model. Use pre and post sessions assignment variable to pass the variable values from one session to other. Design workflow with many sessions with decision, assignment task, event wait and event raise tasks. Use informatica scheduler to schedule the jobs. Review and analyze functional requirements, mapping documents, problem solving and trouble shooting. Perform unit testing at various levels of the ETL and be actively involved in team coded reviews. Identify problems in existing production data and develop one time scripts to correct them. Fix the involving mappings and trouble shoot the technical problems of the database.Required master's in computer information systems or related field plus 2 years of experience in similar duties/technical capabilities using Informatica Power center 10.4, SQL Developer, Oracle 19c, OBIEE, Oracle 12/11/10/9i/8i, Microsoft SQL Server, MySQL, UNIX shell scripting, Python, SQL/PLSQL, Netezza, Hadoop, Rally, Jira, control M, Autosys, Toad .Must be willing to travel and/or relocate to work in various unanticipated locations throughout the US. Relocation benefits offered. No telecommuting. $133,000/year. Apply to Sysintelli, Inc. by e-mailing resume to P. Baghani ().
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