Johannesburg, SOUTH AFRICA, South Africa
6 days ago
Head of Data Science, SSA, Visa

Company Description

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

Job Description

Position Summary

The Senior Director of Data Science would be leading Data Science for the SSA (SSA) team.  We are seeking an innovative and analytical thinker to champion our data-driven strategies for the region. As a Senior Director, you are expected to participate in business development, guide team to develop predictive and prescriptive models, develop context-based proto-types and high impact storyboards to promote a data-driven strategy and solutioning approach for the company. The candidate should be aware of & comfortable in using new technologies such as Agentic AI & Gen AI.


Principal Responsibilities

Manage and execute projects and client engagement for all the clients in SSA for VCALeverage learnings from other region and apply those in SSAProvide leadership and mentoring to junior resources within SSA DS teamEstablish and maintain relationship with key stakeholders in SSA marketWork closely with Hub DS team to leverage data solutions & consumer signals to create efficiency within the region.Use strong banking knowledge to design and develop campaign processes for the clientsProvide leadership to identify strategic and tactical innovation opportunities around data and data-related processes that will promote fact-based decisioning processesHelp set strategic direction and roadmap for the Data Science group in Sub-Saharan AfricaWork with regional and global Data Science teams to develop high-quality analytic products and solutions that  promote growth and business development for the regionKeep us at the forefront of technical advancement in Data Science by introducing cutting-edge tools and techniques for generating business insightsDevelop next-generation analytic methods where existing techniques are not adequate to address business challengesReview, direct, guide, and inspire the analytical work of junior members in the teamCollaborate with technology partners to build an Analytics Technology Ecosystem that supports advanced decisioningManaging team workload, providing prioritization guidance for project flow to improve process efficiencyManage and grow talent within the teamDevelop, share, and build global best practices and knowledge management within the teamSocialise innovative ideas and approaches that are scalable and have market demand

 

Qualifications

Professional Experience

Minimum of 15+ years of analytics expertise in applying statistical solutions to business problemsExperience working in one or more of the Card Payments markets around the globePost-graduate degree (Masters or PhD) in a Quantitative field such as Statistics, Mathematics, Operational Research, Computer Science, Economics, Engineering, or equivalentGood understanding of the Payments and Banking Industry including aspects such as consumer credit, consumer debit, prepaid, small business, commercial, co-branded and merchantGood knowledge of data, market intelligence, business intelligence, and AI-driven tools and technologiesExperience planning, organising, and managing multiple large projects with diverse cross-functional teamsDemonstrated ability to incorporate new techniques to solve business problems

Technical Expertise

Expertise in distributed computing environments / big data platforms (Hadoop, Elasticsearch, etc.) as well as common database systems and value stores (SQL, Hive, HBase, etc.)Ability to write scratch MapReduce jobs and fluency with Spark frameworksFamiliarity with both common computing environments (e.g. Linux, Shell Scripting) and commonly-used IDE’s (Jupyter Notebooks); proficiency in SAS technologies and techniquesStrong programming ability in different programming languages such as Python, R, Scala, Java, Matlab, C++, and SQLExperience in drafting solution architecture frameworks that rely on API’s and microservicesFamiliarity with common data modeling approaches, and ability to work with various datatypes including JSON, XML, etc.Ability to build data pipelines (e.g. ETL, data preparation, data aggregation and analysis) using tools such as NiFi, Sqoop, Ab Initio; familiarity with data lineage processes and schema management tools such as AvroProficient in some or all of the following techniques: Linear & Logistic Regression, Decision Trees, Random Forests, K-Nearest Neighbors, Markov Chain Monte Carlo, Gibbs Sampling, Evolutionary Algorithms (e.g. Genetic Algorithms, Genetic Programming), Support Vector Machines, Neural Networks, etc.Expert knowledge of advanced data mining and statistical modeling techniques, including Predictive modeling (e.g., binomial and multinomial regression, ANOVA); Classification techniques (e.g., Clustering, Principal Component Analysis, factor analysis); Decision Tree techniques (e.g., CART, CHAID)Deliver results within committed scope, timeline and budget

Business Experience

Results-oriented with strong problem solving skills and demonstrated intellectual and analytical rigorGood business acumen with a track record in solving business problems through data-driven quantitative methodologies. Experience in payment, retail banking, or retail merchant industries is preferredTeam oriented, collaborative, diplomatic, and flexible styleVery detailed oriented, is expected to ensure highest level of quality/rigor in reports and data analysisProven skills in translating analytics output to actionable recommendations and delivery  Experience in presenting ideas and analysis to stakeholders whilst tailoring data-driven results to various audience levelsExhibits intellectual curiosity and a desire for continuous learningVery strong people/project management skills and experienceAbility to travel within short notice

 

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

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