

Data Modeler
β - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Modeler on a 12+ month contract in Columbia, SC, offering a pay rate of "not specified." Key skills include 3 years of data modeling with ERWIN, and experience with ORACLE 19 and SQL SERVER 2019/2022.
π - Country
United States
π± - Currency
$ USD
-
π° - Day rate
-
ποΈ - Date discovered
September 26, 2025
π - Project duration
More than 6 months
-
ποΈ - Location type
On-site
-
π - Contract type
Unknown
-
π - Security clearance
Unknown
-
π - Location detailed
Blythewood, SC
-
π§ - Skills detailed
#Business Analysis #ERWin #Security #Physical Data Model #Database Design #Data Integrity #Consulting #Oracle #ASM #Metadata #Compliance #Data Management #DBA (Database Administrator) #Databases #SQL Server #SQL (Structured Query Language) #Version Control #MS SQL (Microsoft SQL Server) #Scala #Data Governance #Documentation #Data Architecture #Data Modeling
Role description
Our government client is looking for experienced Data Modeler on an onsite 12+ months renewable contract opportunity in Columbia, SC.
Role: Data Modeler
Scope Of The Project
This role will be responsible for using data modeling tools on ORACLE and MS SQL databases:
β’ Current state assessment report of existing ERwin models.
β’ New or updated logical and physical data models in ERwin format (.erwin files).
β’ Data dictionaries and model documentation.
β’ Version-controlled repository of data models.
β’ Identify data integrity and consistency issues.
β’ Identify and aid with duplicate data resolution.
β’ Provide reporting and recommendations to address these issues.
β’ Weekly progress reports.
β’ Final summary report at project closeout.
This position will also supplement our current sql dba force with production support activities such as adhoc daily tickets, version updates, security updates, etc. and may require working beyond normal business hours.
Candidate will be working in a team environment consisting of 6 database engineers and administrators and working directly with application architect, application developers, business analysts, and server support team.
Daily Duties / Responsibilities
β’ Create and update data models and documentation using ERWIN
β’ Performing reverse and forward engineering of database structures.
β’ Providing best practices for data modeling, metadata management, and documentation.
β’ Designing, developing, and maintaining logical and physical data models using ERwin Data Modeler.
β’ Ensuring database designs support scalability, integrity, and performance requirements.
β’ Identify data integrity and consistency issues. Provide reporting and recommendations to address the issues.
β’ Identify and aid with duplicate data resolution.
β’ Collaborating with data architects, DBAs, developers, and business analysts to translate business requirements into data models.
β’ Managing version control of data models and maintaining model repositories.
β’ Supporting data governance and compliance initiatives through effective data modeling strategies.
Same modeling activities may be required for MS SQL databases. ORACLE and MS SQL production support activities as needed and directed by the DBA manager
Required Skills (rank In Order Of Importance)
β’ 3 YEARS PROFESSIONAL DATA MODELING with ERWIN Data or similar data modeling tool
β’ ORACLE 19 DBA and/or SQL SERVER 2019, 2022
Preferred Skills (rank In Order Of Importance)
β’ SQL SERVER DBA CERTIFICATION
β’ DD BOOST TO SUPPORT BACKUP AND RESTORE OPERATIONS FOR ORACLE DATABASE
β’ ORACLE GRID CONTROL
β’ ORACLE ASM
Required Education
HIGH SCHOOL DIPLOMA
Preferred Certifications
ORACLE CERTIFIED ASSOCIATE OR OTHER ORACLE CERTIFICATION
About Vector
Vector Consulting, Inc., (Headquartered in Atlanta) is an IT Talent Acquisition Solutions firm committed to delivering results. Since our founding in 1990, we have been partnering with our customers, understanding their business, and developing solutions with a commitment to quality, reliability and value. Our continuing growth has been and continues to be built around successful relationships that are based on our organization's operating philosophy and commitment to
β’
β’ People, Partnerships, Purpose and Performance - THE VECTOR WAY
www.vectorconsulting.com
βCelebrating 30 years of service.β
Our government client is looking for experienced Data Modeler on an onsite 12+ months renewable contract opportunity in Columbia, SC.
Role: Data Modeler
Scope Of The Project
This role will be responsible for using data modeling tools on ORACLE and MS SQL databases:
β’ Current state assessment report of existing ERwin models.
β’ New or updated logical and physical data models in ERwin format (.erwin files).
β’ Data dictionaries and model documentation.
β’ Version-controlled repository of data models.
β’ Identify data integrity and consistency issues.
β’ Identify and aid with duplicate data resolution.
β’ Provide reporting and recommendations to address these issues.
β’ Weekly progress reports.
β’ Final summary report at project closeout.
This position will also supplement our current sql dba force with production support activities such as adhoc daily tickets, version updates, security updates, etc. and may require working beyond normal business hours.
Candidate will be working in a team environment consisting of 6 database engineers and administrators and working directly with application architect, application developers, business analysts, and server support team.
Daily Duties / Responsibilities
β’ Create and update data models and documentation using ERWIN
β’ Performing reverse and forward engineering of database structures.
β’ Providing best practices for data modeling, metadata management, and documentation.
β’ Designing, developing, and maintaining logical and physical data models using ERwin Data Modeler.
β’ Ensuring database designs support scalability, integrity, and performance requirements.
β’ Identify data integrity and consistency issues. Provide reporting and recommendations to address the issues.
β’ Identify and aid with duplicate data resolution.
β’ Collaborating with data architects, DBAs, developers, and business analysts to translate business requirements into data models.
β’ Managing version control of data models and maintaining model repositories.
β’ Supporting data governance and compliance initiatives through effective data modeling strategies.
Same modeling activities may be required for MS SQL databases. ORACLE and MS SQL production support activities as needed and directed by the DBA manager
Required Skills (rank In Order Of Importance)
β’ 3 YEARS PROFESSIONAL DATA MODELING with ERWIN Data or similar data modeling tool
β’ ORACLE 19 DBA and/or SQL SERVER 2019, 2022
Preferred Skills (rank In Order Of Importance)
β’ SQL SERVER DBA CERTIFICATION
β’ DD BOOST TO SUPPORT BACKUP AND RESTORE OPERATIONS FOR ORACLE DATABASE
β’ ORACLE GRID CONTROL
β’ ORACLE ASM
Required Education
HIGH SCHOOL DIPLOMA
Preferred Certifications
ORACLE CERTIFIED ASSOCIATE OR OTHER ORACLE CERTIFICATION
About Vector
Vector Consulting, Inc., (Headquartered in Atlanta) is an IT Talent Acquisition Solutions firm committed to delivering results. Since our founding in 1990, we have been partnering with our customers, understanding their business, and developing solutions with a commitment to quality, reliability and value. Our continuing growth has been and continues to be built around successful relationships that are based on our organization's operating philosophy and commitment to
β’
β’ People, Partnerships, Purpose and Performance - THE VECTOR WAY
www.vectorconsulting.com
βCelebrating 30 years of service.β