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.
Requirements
- 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.
Skills Required
- Bachelor's or Master's degree in Computer Science or related field
- Minimum 12 years of experience in database design and architecture
- Strong expertise in relational database management systems such as Oracle, SQL Server, and PostgreSQL
- Experience with NoSQL databases like MongoDB or Cassandra
- Proficiency in data modeling techniques
- Hands-on experience with database performance tuning, scalability, and high availability solutions
- Familiarity with cloud database services
- Good understanding of data security best practices
- Excellent problem-solving skills
- Strong communication skills
What We Do
COSMOTE Global Solutions, as a member of OTE Group of Companies, is an ICT Systems Integrator delivering a broad range of ICT Solutions and Services. CGS provides a broad range of ICT Services focusing on: Cloud, Data Centre operations, Networking, Cybersecurity, BI and Data Warehouse, Big Data, Service Desk, Proactive Monitoring, Operations and Support, Service Management, Project and Programme Management, and Professional Services. OTE Group: OTE Group is the largest technology provider in Greece. It is one of the top three listed companies with respect to capitalization, in the Athens Stock Exchange. Deutsche Telekom holds 46.9% of OTE’s share capital and the Greek State holds 5.6%. Find More about OTE Group Our Vision: We digitize societies so that everyone can live and enjoy at the fullest all possibilities offered now while also building on them for a better tomorrow. Our Mission: • We bring the best communication services to our customers • We connect people • We entertain • We help businesses grow. • We are leaders, pioneers, pillar of the economy and society • With passion, faith and commitment • We constantly strive to become better on all fronts • We have a positive impact on society and the environment
