> Markdown version of [/jobs/ext/1980052-database-architect](https://www.wearedevelopers.com/jobs/ext/1980052-database-architect). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Database Architect - **Company:** Cosmote Gs - **Location:** Belgium - **Contract:** Permanent contract - **Skills:** Cloud Database, Databases, Data Governance, Data Security, Relational Databases, Database Design, Database Theory, Dimensional Modeling, Entity Relationship Models, PostgreSQL, Microsoft SQL Server, SQL Azure, MongoDB, NoSQL, Oracle (Applications), Performance Tuning, SQL Databases, Google Cloud, Database Optimization, Amazon Relational Database Service, Information Technology, Cassandra - **Published:** August 8, 2026 - **Apply:** https://www.collegerecruiter.com/job/2780234318-database-architect ## About the Role * Bachelor's or Master's degree in Computer Science, Information Technology, or related field. * Minimum 12 years of experience in database design, architecture, and administration. * Strong expertise in relational database management systems such as Oracle, SQL Server, and PostgreSQL. * Experience with NoSQL databases like MongoDB, Cassandra, or similar technologies. * Proficiency in data modeling techniques including ER modeling, normalization, and dimensional modeling. * Hands-on experience with database performance tuning, scalability, and high availability solutions. * Familiarity with cloud database services such as AWS RDS, Azure SQL Database, or Google Cloud SQL. * Good understanding of data security best practices and compliance standards. * Excellent problem-solving skills and ability to work collaboratively in cross-functional teams. * Strong communication skills to articulate complex database concepts to technical and non-technical stakeholders. ## Description COSMOTE Global Solutions , part of the OTE Group of Companies , is a premier ICT Systems Integrator offering a full range of ICT Solutions and Services. As a Database Architect at COSMOTE Global Solutions, you will be responsible for designing and developing enterprise database systems that align with business goals and technical requirements. Key Responsibilities * Design and architect scalable, secure, and high-performance database solutions to meet organizational needs. * Develop and maintain database architecture documentation, standards, and guidelines. * Collaborate with application developers, data engineers, and business analysts to translate business requirements into effective database designs. * Lead initiatives for database optimization, performance tuning, and capacity planning. * Evaluate and select appropriate database technologies and platforms including relational and NoSQL databases. * Ensure data security, integrity, and availability across all database environments. * Guide and mentor database administrators and development teams on best practices and architectural standards. * Implement data modeling best practices and ensure alignment with data governance policies. * Keep abreast of emerging trends and technologies in database architecture and recommend improvements accordingly. Qualifications * Bachelor's or Master's degree in Computer Science, Information Technology, or related field. * Minimum 12 years of experience in database design, architecture, and administration. * Strong expertise in relational database management systems such as Oracle, SQL Server, and PostgreSQL. * Experience with NoSQL databases like MongoDB, Cassandra, or similar technologies. * Proficiency in data modeling techniques including ER modeling, normalization, and dimensional modeling. * Hands-on experience with database performance tuning, scalability, and high availability solutions. * Familiarity with cloud database services such as AWS RDS, Azure SQL Database, or Google Cloud SQL. * Good understanding of data security best practices and compliance standards. * Excellent problem-solving skills and ability to work collaboratively in cross-functional teams. * Strong communication skills to articulate complex database concepts to technical and non-technical stakeholders. ## Related Videos - [Maximising Cassandra's Potential: Tips on Schema, Queries, Parallel Access, and Reactive Programming](https://www.wearedevelopers.com/videos/1167-maximising-cassandra-s-potential-tips-on-schema-queries-parallel-access-and-reactive-programming) - [40 Minutes to Build a Serverless COVID-19 REST and GraphQL APIs](https://www.wearedevelopers.com/videos/208-40-minutes-to-build-a-serverless-covid-19-rest-and-graphql-apis) - [Database Magic behind 40 Million operations/s](https://www.wearedevelopers.com/videos/748-database-magic-behind-40-million-operations-s) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Tomorrow's cloud data platforms - fully managed database-as-a-service (DBaaS)](https://www.wearedevelopers.com/videos/254-tomorrow-s-cloud-data-platforms-fully-managed-database-as-a-service-dbaas) ## Related Articles - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023)