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Data Modeler - Telecom Domain

Data Modeler - Telecom Domain

Unison Consulting Pte LtdSingapore, Singapore, SG
8 days ago
Job type
  • Quick Apply
Job description

ob Summary :

We are seeking an experienced Data Modeler with a strong telecom industry background to join our data engineering team. The ideal candidate will have deep domain knowledge in telecom business processes (BSS / OSS), data flows, and KPIs, and will be responsible for designing, developing, and maintaining logical and physical data models that support our enterprise data initiatives.

Key Responsibilities :

  • Design, implement, and maintain conceptual, logical, and physical data models using industry best practices.
  • Collaborate with business stakeholders and subject matter experts in the telecom domain to understand data requirements (e.g., customer data, CDRs, usage, network, billing, CRM).
  • Analyze existing data systems and data flows to identify gaps, redundancies, and areas for improvement.
  • Create and maintain data dictionaries, metadata repositories , and data lineage documentation.
  • Work closely with ETL developers, data architects, and data analysts to ensure models are implemented as designed.
  • Ensure data models are optimized for performance, maintainability, and scalability.
  • Define and enforce data governance and data quality standards across telecom datasets.
  • Support data warehouse and data lake design initiatives (e.g., Snowflake, Redshift, BigQuery).

Requirements

Required Skills & Experience :

  • 4 + years of experience in data modeling
  • Experience in telecom industry .
  • Strong understanding of telecom data domains : Subscriber, Usage, Billing, Network, Products, Services, CRM, etc.
  • Hands-on experience with data modeling tools such as Erwin, PowerDesigner, ER / Studio , or similar.
  • Proficiency in SQL , data profiling, and metadata management.
  • Experience with data warehousing concepts , dimensional modeling (Kimball / Inmon), and star / snowflake schemas.
  • Familiarity with ETL processes and data integration tools (e.g., Informatica, Talend, Apache NiFi).
  • Experience working in cloud data platforms (AWS, GCP, Azure) is a plus.
  • Knowledge of BSS / OSS systems like Amdocs, Netcracker, Ericsson, etc., is highly desirable.
  • Preferred Qualifications :

  • Telecom certifications or training (e.g., TM Forum, eTOM, SID models).
  • Experience with big data technologies (e.g., Spark, Hive, Kafka).
  • Knowledge of data governance frameworks and tools (e.g., Collibra, Alation).
  • Strong communication and stakeholder engagement skills.
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