MELEZWA MAFU
Data Quality
Cape Town
Summary
Data Quality Specialist | Oracle Certified | Proven Experience in Master Data Stewardship at PwC
Proactive data management professional with a strong track record of improving data accuracy and business operations. Seeking to bring my growing technical skills and strategic thinking to higher-impact projects, with a focus on enabling better data-driven decisions.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Data Quality Analyst
PwC
07.2021 - Current
- Maintain Centralized Systems: Manage territory or regional systems to ensure consistent client data management across all Lines of Service (LoS).
- Data Quality and Accuracy: Ensure that operational processes are in place to create master data accurately and without duplication.
- Support Client-Facing Teams: Enable client-facing teams by ensuring they only need to input minimal information, such as basic business card details, to initiate client creation processes.
- Conduct routine updates.
- Verify data as required.
- Apply professional judgment for complex cases
- Investigate Data Discrepancies: Take responsibility for investigating and resolving discrepancies in data identified across various systems or sources.
- Client Master Data Updates: Modify client master data upon approval from client-facing teams and/or Risk & Quality (R&Q) specialists, depending on the specific data attributes.
- Perform Data Maintance
- Improved data quality by implementing rigorous validation processes and automated checks.
- Enhanced data accuracy through meticulous review and cleansing of large datasets.
- Increased efficiency in data analysis by creating custom scripts and macros for automating repetitive tasks.
- Created custom dashboards for real-time monitoring of key performance indicators related to data quality management efforts.
- Reduced errors in critical business decisions by proactively identifying data inconsistencies and ensuring their rectification.
- Championed a culture of continuous learning within the team, encouraging skill development and knowledge sharing around emerging industry trends.
- Collaborated with cross-functional teams to identify data discrepancies and develop solutions for improvement.
Billing Administrator
PwC
01.2020 - 07.2021
- Escalate issues to Africa Customer Billing Lead when necessary to ensure there are no delays in processing.
- Support with billing operations such as project costs and project costs adjustments where required.
- Monitor that invoices and credit notes are processed through the system as ‘on-demand' via the system by the client.
- Assist Africa Customer Billing Lead as operational team subject matter experts of any system implementation and/or system improvement requirements as and when required.
- Maintain billing records in adherence with PwC's policy
- . Ensure accuracy and quality of billing process.
- Liaise with Project set up and maintenance team to maintain data quality standards.
- Ensure proper invoice creation process is adhered to by the Billing team.
- Monitor and adherence to compliance to Billing team's specific SLAs.
Education
National Diploma Financial Management
Boland College
Stellenbosch, South Africa07-2021
Skills
Data Quality Management
Analytical Thinking & Problem Solving
SQL & Data Querying
Data Process Automation
Oracle Cloud Infrastructure Certified
Strong Attention to Detail
Business Data Interpretation
Data validation
Certification
Oracle Cloud Infrastructure Generative AI Professional
Timeline
Oracle Cloud Infrastructure Generative AI Professional
05-2024
Data Quality Analyst
PwC
07.2021 - Current
Billing Administrator
PwC
01.2020 - 07.2021
National Diploma Financial Management
Boland College