

HCL Global Systems Inc
Data Modeler
β - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Modeler with a 10+ year experience, focusing on OLTP modeling, RDBMS (Oracle, Postgres), and NoSQL databases. Contract length is unspecified, with a competitive pay rate. Key skills include data modeling tools and Agile project execution.
π - Country
United States
π± - Currency
$ USD
-
π° - Day rate
Unknown
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ποΈ - Date
October 22, 2025
π - Duration
Unknown
-
ποΈ - Location
Unknown
-
π - Contract
Unknown
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π - Security
Unknown
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π - Location detailed
Merrimack, NH
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π§ - Skills detailed
#Data Lake #Data Analysis #SAP #Snowflake #Oracle #Data Modeling #Scala #Base #Agile #CockroachDB #ERWin #Computer Science #PostgreSQL #NoSQL #RDBMS (Relational Database Management System) #Data Lineage #SQL (Structured Query Language) #Database Design
Role description
Top Skills:
Must have:
β’ Hands on OLTP (on line transaction processing) modeling
β’ PowerDesigner, Erwin, or similar modeling tool
β’ RDBMS - Oracle, Postgres required (Cockroach gets you to the front of the line)
β’ NoSQL database experience (dynmamo, mongo, aerospike)
Nice to have:
β’ Advanced SQL for data analysis and querying
β’ greenfields work in a POC modeling project
β’ DB2 z/OS because that's what we're moving away from
Job Description:
The Expertise and Skills You Bring
β’ 10+ yearβs of experience and a Bachelorβs Degree or equivalent in a technology related field (e.g. Computer Science, Engineering, etc.) with a focus on data analysis, data structures and data modeling
β’ Understanding of different database platforms (e.g. Oracle, Postgresql, CockRoachDB, NoSQL, Snowflake) with a focus on modeling for OLTP recordkeeping applications
β’ Practical knowledge of data lineage from OLTP Recordkeeping to ODS to Data Lakes.
β’ Understanding of modeling strategies (Relational, Dimensional, Unstructured).
β’ Demonstrable experience with data modelling tools (e.g. SAP Power Designer, Erwin).
β’ Experience in executing projects in an Agile environment.
β’ Actively participate in requirements and analysis sessions with business and technical staff to analyze data requirements and recommend appropriate solutions
β’ Delivery of physical data base design from logical models to physical models, including DDL scripts
β’ Outstanding interpersonal and verbal and written communication skills and can collaborate and influence across all levels of the organization
β’ Capable and adept at juggling multiple requests and projects at a time while meeting the various deadlines
The Value You Deliver
β’ Participate in helping to drive a Data Driven Culture.
β’ Design and delivery of robust data models for large transactional applications.
β’ Collaboration with team members, DBAs, architects, squad leaders, developers to create scalable data models.
β’ Ensure that database designs and modeling standards are in alignment with Enterprise modeling best practices
β’ Use creativity in helping to solve interesting and challenging design problems
Top Skills:
Must have:
β’ Hands on OLTP (on line transaction processing) modeling
β’ PowerDesigner, Erwin, or similar modeling tool
β’ RDBMS - Oracle, Postgres required (Cockroach gets you to the front of the line)
β’ NoSQL database experience (dynmamo, mongo, aerospike)
Nice to have:
β’ Advanced SQL for data analysis and querying
β’ greenfields work in a POC modeling project
β’ DB2 z/OS because that's what we're moving away from
Job Description:
The Expertise and Skills You Bring
β’ 10+ yearβs of experience and a Bachelorβs Degree or equivalent in a technology related field (e.g. Computer Science, Engineering, etc.) with a focus on data analysis, data structures and data modeling
β’ Understanding of different database platforms (e.g. Oracle, Postgresql, CockRoachDB, NoSQL, Snowflake) with a focus on modeling for OLTP recordkeeping applications
β’ Practical knowledge of data lineage from OLTP Recordkeeping to ODS to Data Lakes.
β’ Understanding of modeling strategies (Relational, Dimensional, Unstructured).
β’ Demonstrable experience with data modelling tools (e.g. SAP Power Designer, Erwin).
β’ Experience in executing projects in an Agile environment.
β’ Actively participate in requirements and analysis sessions with business and technical staff to analyze data requirements and recommend appropriate solutions
β’ Delivery of physical data base design from logical models to physical models, including DDL scripts
β’ Outstanding interpersonal and verbal and written communication skills and can collaborate and influence across all levels of the organization
β’ Capable and adept at juggling multiple requests and projects at a time while meeting the various deadlines
The Value You Deliver
β’ Participate in helping to drive a Data Driven Culture.
β’ Design and delivery of robust data models for large transactional applications.
β’ Collaboration with team members, DBAs, architects, squad leaders, developers to create scalable data models.
β’ Ensure that database designs and modeling standards are in alignment with Enterprise modeling best practices
β’ Use creativity in helping to solve interesting and challenging design problems