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Data Modeler in Herndon, VA at Volt

Date Posted: 12/30/2018

Job Snapshot

Job Description

Volt Workforce Solutions is seeking Data Modeler’s for our Client in Herndon, VA.

Data Modeler will be responsible for development and optimization of the geospatial Metadata Application Profile (MAP) to form the core metadata for content ingest, query and retrieval for a large, complex enterprise search system. This candidate will be working with the Data Architect to lead the efforts of translating business requirements into conceptual, logical and physical data models using various established metadata standards (NMF, DDMS, Dublin-core, etc.)

Development tasks will include: 
• Creating system logical and physical data models to meet requirements. 
• Applying the Data Modeling Standards, logical and physical Data Naming Conventions appropriate for specific back-end databases. 
• Modifying and enhancing existing system data model with appropriate data types and sizes of data fields. 
• Documenting definitions for all new data model constructs as well as data model enhancements in a standard document. 
• Creating a mapping matrix describing the correlation between the data elements in the two system data models 
• Developing data mappings for reports, to correlate data elements on reports to tables/fields in the underlying physical data model 
• Performing analysis of system data to identify patterns, exceptions and erroneous data 
• Creating high-level process models (activity hierarchy diagrams, data flow diagrams, workflow diagrams, system interface diagrams) to represent business processes for the area under analysis 
• Conducting/attending requirements definition meetings with end users and document system/business requirements 
• Researching and adapting modeling methods from case studies or other proven approaches to integrate new data stores.

Required: Must have Active US Government Security Clearance
• Bachelor’s Degree with 6+ years of experience or equivalent

• 5+ years of experience with hands-on data modeling expertise with relational databases - both logical and physical data models - including detailed knowledge of normalization techniques, forward-engineering and reverse-engineering techniques

• 2+ years of experience of Cloud-based systems integration within an Amazon Web Service (AWS) environment.

Volt is an Equal Opportunity Employer.