{"id":3634241,"url":"https://alion.io/job/big-talent-senior-data-scientist-2","title":"Senior Data Scientist","company":{"id":4496358,"name":"BigTalent","domain":"bigtalent.co.za","url":"https://alion.io/company/big-talent","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Manatal","truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Johannesburg, South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"A/B Testing","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"GCP","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Machine Learning","optional":false},{"name":"NLP","optional":false},{"name":"Power BI","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"Tableau","optional":false},{"name":"Time Series","optional":false}],"status":"live","first_seen_at":"2026-11-02T20:47:35Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-06T11:59:22Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Senior Data Scientist\nLocation: Bedfordview, Johannesburg (Hybrid) | Department: Data & Analytics\nAre you ready to lead high-impact data science initiatives that solve real-world problems? Were looking for a Senior Data Scientist to design and deploy advanced machine learning models, unlock business insights from complex datasets, and drive data-led decision making across the organization.\nThis is a strategic role for a hands-on expert who thrives on both technical depth and cross-functional collaboration.\nWhat You'll Be Doing:\nBuild and deploy machine learning models for predictive analytics, NLP, and time-series forecasting.\n\nConduct exploratory data analysis (EDA), A/B testing, and model validation to uncover insights and optimize performance.\n\nCollaborate with product, technology, and strategy teams to embed intelligent solutions into key business processes.\n\nLead analytics projects from design to execution, ensuring alignment with business goals and measurable outcomes.\n\nOptimize cloud-based analytics costs and improve the efficiency of big data workflows and pipelines.\n\nWhat You Bring:\n5+ years of experience in data science and machine learning with a proven track record of delivery.\n\nExpertise in Python or R, SQL, and data visualization tools such as Tableau or Power BI.\n\nExperience with big data tools and cloud platforms (e.g. BigQuery, Spark, AWS, GCP, or Azure).\n\nSolid understanding of statistical modeling, experimental design, and data integrity principles.\n\nStrong communication skills with the ability to translate technical findings into actionable insights.\n\nA Bachelors or higher degree in Data Science, Computer Science, Statistics, Engineering, or a related field.\n\nWhy Join Us?\nWork on impactful projects that directly influence business performance and customer experience.\n\nCollaborate with a high-calibre team in a culture that values innovation, autonomy, and continuous learning.\n\nLead the charge in scaling data science capabilities and shaping the future of data-driven 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