The Role
Owns and evolves the telecommunications data model from source systems through canonical entities, identity rules, and attribute definitions. Translates stakeholder requirements into scalable, production-ready data solutions, maps BSS and OSS sources, and produces implementable specifications. Applies expertise in TM Forum SID, eTOM, 3GPP charging, CDR/xDR, identity resolution, SQL, and data quality. Collaborates with engineering, product, design, and business teams while addressing performance, scalability, reliability, and integration risks.
Summary Generated by Built In
This is a remote position.
We are looking for a Senior Data Modeler (Telco) to join our team and take ownership of key areas within our technology and data platform. Owns the telco data model from source systems through to canonical entities, identity rules, and attribute definitions. Works with client stakeholders during data discovery.
Key Responsibilities
• Own and deliver solutions within the scope of the role, from requirements and technical/design decisions through implementation and continuous improvement.
• Work closely with engineering, product, data, design, and business stakeholders to translate requirements into practical, scalable solutions.
• Apply strong engineering and/or domain expertise to build reliable, maintainable, and production-ready capabilities.
• Contribute to architecture, standards, documentation, quality, and technical decision-making appropriate to the role.
• Identify performance, scalability, data quality, usability, reliability, or operational risks and address them proactively.
• Collaborate across teams to ensure solutions integrate effectively with existing systems and platform components.
Requirements
• 7+ years of relevant professional experience.
• Strong hands-on experience with: Telco data modelling, TM Forum SID, BSS and OSS data, CDR and xDR, identity resolution, SQL, data mapping.
• Strong working knowledge of TM Forum SID, eTOM, and 3GPP charging and CDR structures.
• Practical understanding of BSS and OSS: product catalogue, order, mediation, rating, billing, collections, inventory.
• Clear grasp of party, customer, account, subscriber, and service, and why flattening them breaks B2B and family plans.
• Has worked on identity resolution using MSISDN, including portability, SIM swap, and number recycling.
• Maps source systems to a canonical model and writes implementable specifications, not slide decks.
Domain Requirement:
• Telco is a must
Preferred Qualifications
• Customer data platform or single customer view delivery.
• Consent and data governance frameworks.
• Experience running requirements workshops with client stakeholders.
Skills Required
- 7+ years of relevant professional experience
- Strong hands-on experience with telecommunications data modeling
- Experience with TM Forum SID
- Experience with BSS and OSS data
- Experience with CDR and xDR
- Experience with identity resolution
- Strong SQL experience
- Experience with data mapping
- Working knowledge of TM Forum SID and eTOM
- Working knowledge of 3GPP charging and CDR structures
- Understanding of BSS and OSS systems, including product catalog, order, mediation, rating, billing, collections, and inventory
- Understanding of party, customer, account, subscriber, and service data models
- Experience with MSISDN identity resolution, including portability, SIM swap, and number recycling
- Experience mapping source systems to canonical models and writing implementable specifications
- Telecommunications industry experience
- Customer data platform or single customer view delivery
- Consent and data governance framework experience
- Experience running requirements workshops with client stakeholders
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The Company
What We Do
Techsa is a Cairo-based software services and development company that builds technology solutions tailored to client needs. Its work combines custom and mobile-app development, IT consulting, and software innovation with IoT/data-management platforms and analytics, including AI/ML-driven analysis. It serves sectors such as water and wastewater, logistics, roads, and property maintenance, and also describes itself as a partner for recruiting, onboarding, and managing software teams.
