C
Business Intelligence Engineer (Tableau)
Cosmote Global Solutions
2 days ago
Part-time
Remote
Belgium
€400 - €410 EUR daily
Web Development
Tableau Platform Administration and Lifecycle Management
- Administer Tableau Server sites, projects, users, groups, permissions, licenses, ownership, schedules, subscriptions, extracts, and published content.
- Prepare and maintain platform lifecycle plans, including upgrade readiness, dependency checks, test coordination, implementation support, and post-upgrade validation.
- Assess and implement platform configuration or presentation changes, subject to security, architecture, licensing, and operational approval.
BI Analysis, Dashboard Development and Enhancement
- Analyze business requests and produce requirements, solution designs, prototypes, dashboards, reports, and enhancements.
- Develop and maintain Tableau workbooks and data sources using appropriate visualization, performance, usability, and accessibility practices.
- Provide stakeholder review support, business validation, demonstrations, user guidance, and concise progress reporting.
Production Operations, Incident Resolution and Refresh Improvement
- Monitor report and extract refreshes and investigate failures, stale data, broken connections, subscription issues, and flow execution problems.
- Troubleshoot Tableau Prep flows and source-to-report refresh chains, including sequencing and dependencies across files, databases, cloud sources, and published data sources.
- Recommend and implement pragmatic improvements that reduce manual refresh activities and improve reliability, maintainability, and supportability.
Access, Licensing, Security and Documentation
- Process and document service requests related to access, licenses, groups, permissions, sites, projects, and report availability in accordance with approved procedures.
- Produce and maintain platform inventories, usage and license reports, operating procedures, runbooks, technical notes, and knowledge-base content.
- Contribute to reporting standards, metadata and data catalogue initiatives where they relate to BI assets and reporting governance.
Knowledge Transfer and Collaboration
- Collaborate closely with data architects, BI engineers, and DevOps specialists to ensure coherent data platform implementation.
- Support technical documentation, training materials, and handover sessions for sustainability and internal capacity building.
Mandatory Requirements:
- Minimum 5 years of professional experience in Business Intelligence, analytics platforms, information systems, or related fields.
- Minimum 3 years of hands-on experience administering and supporting Tableau Server in a multi-environment or enterprise setting.
- Minimum 3 years of experience developing Tableau dashboards, reports, workbooks, published data sources, and extracts.
- Demonstrated experience gathering BI requirements and translating them into maintainable reporting solutions.
- Experience supporting production BI services, troubleshooting incidents, and documenting root causes and operational procedures.
- Experience working with SQL, relational databases, data extracts, file-based data sources, and scheduled data refresh processes.
- Ability to work directly with business stakeholders, service owners, infrastructure teams, database teams, and vendor support.
- Strong hands-on Tableau Server administration skills, including Tableau Services Manager, sites, projects, users, groups, permissions, licenses, ownership, schedules, subscriptions, extracts, and monitoring.
- Strong Tableau Desktop development skills, including dashboard design, calculations, parameters, actions, filters, performance optimization, publishing, and content maintenance.
- Experience with Tableau Prep Builder and/or Tableau Prep Conductor, including flow troubleshooting, scheduling, dependencies, and refresh sequencing.
- Strong SQL skills for querying, validating, reconciling, and troubleshooting reporting datasets and database objects.
- Understanding of BI security concepts, least-privilege access, content governance, permission segregation, and controlled promotion between environments.
- Experience investigating production incidents across the BI stack and communicating impact, cause, workaround, and resolution clearly.
- Working knowledge of service management processes, ticket-based support, change control, release validation, and technical documentation.
- Ability to work with heterogeneous sources such as relational databases, CSV and Excel files, shared folders, APIs or cloud query services.
Desirable Requirements:
- Experience with Tableau Server upgrades, backup and restore concepts, environment validation, and coordination with Tableau Support.
- Experience with scripting or automation using Python, PowerShell, Tableau REST API, Tableau Metadata API, or tabcmd.
- Knowledge of database views, extract design, live versus extract connection patterns, and performance tuning.
- Familiarity with AWS Athena or comparable cloud query services.
- Knowledge of metadata management, data catalogues, reporting standards, lineage, ownership, and BI asset governance.
- Experience using Confluence or equivalent knowledge-management tools and Git or another version-control platform.
- Knowledge of Agile delivery and ITIL-aligned service management practices.
- Experience with Microsoft Power BI, including report development, semantic models, data refresh configuration, workspace administration, and integration with Microsoft 365 or Azure data services.
Required Soft Skills:
- Teamwork: Builds constructive relationships and handles conflicts professionally.
- Communication: Clearly conveys ideas in written and verbal form; actively listens; ensures information is shared effectively.
- Cultural Awareness: Works constructively with colleagues of diverse backgrounds; values individual and cultural differences.
- Self-Management: Handles ambiguity and pressure; uses feedback as a development opportunity; pursues continuous learning.
- Results-Oriented: Delivers high-quality outcomes; takes initiative to achieve objectives.
- Adaptability: Responds positively to change and proposes innovative solutions.
- Excellent written and verbal communication, interpersonal, and collaboration skills.
- Ability to work in geographically distributed, multicultural teams.
- High initiative and ability to work independently.
- Capability to manage multiple concurrent projects.
- Technical documentation and training experience.
- Customer-focused problem-solving approach.
- Knowledge of a second UN language – an asset.
Desirable Certifications
- Educational Qualifications: Advanced university degree in Computer Science, Engineering, Information Systems, Data Science, or a related field. A relevant first-level university degree combined with additional qualifying experience may be accepted in lieu of the advanced degree.
- Tableau Certifications: Tableau Certified Data Analyst, Tableau Certified Consultant, Tableau Certified Architect, or comparable current Tableau certification is desirable.
- Service Management Certifications: ITIL, Scrum, PRINCE2 Agile, or comparable service management or delivery certifications are advantageous.
- Other Certifications: Relevant database, cloud, data management, or information security certifications are advantageous.