Senior Data Scientist — Remote Impact & ML Leadership

Placements24; Benoni; Hybrid; ZAR 900,000 - 1,400,000; Full time

Job summary

Placements24 is seeking a Senior Data Scientist for a remote-first role with a Benoni, Gauteng hub. You will design and deploy advanced ML models, perform deep data analyses, and clearly communicate insights to diverse stakeholders. You will mentor juniors and help shape data-driven strategies across the organization.

The role emphasizes independence and collaboration in a global, remote-friendly environment with a focus on impactful business solutions and ongoing professional development.

Qualifications

• PhD or Master's in a quantitative field (CS/Statistics/Math).
• Minimum 5 years in data science, ML, or statistical modeling.
• Experience in developing and deploying ML models (regression, classification, clustering, DL).
• Proficiency in Python or R and libraries (scikit-learn, TensorFlow, PyTorch, Pandas, NumPy).
• Strong SQL skills; experience with big data tech (Spark, Hadoop) is a plus.

Responsibilities

• Design, develop, and implement ML models to solve business problems.
• Conduct exploratory data analysis to identify trends and insights.
• Clean, transform, and prepare large datasets for modeling.
• Evaluate and validate model performance for accuracy and reliability.
• Communicate findings to technical and non-technical stakeholders via reports/presentations.
• Collaborate with engineering to deploy models into production.
• Stay updated on latest data science research and advancements.
• Mentor junior data scientists and contribute to knowledge sharing.
• Develop data-driven strategies to optimize business processes.

Skills

Python

R

SQL

Communication

Problem-solving

Critical thinking

Education

PhD or Master's in CS/Statistics/Math

Tools

TensorFlow

PyTorch

scikit-learn

Pandas

NumPy

Spark

Hadoop

Job description

Placements24 is seeking a Senior Data Scientist for a remote-first role with a Benoni, Gauteng hub. You will design and deploy advanced ML models, perform deep data analyses, and clearly communicate insights to diverse stakeholders. You will mentor juniors and help shape data-driven strategies across the organization.

The role emphasizes independence and collaboration in a global, remote-friendly environment with a focus on impactful business solutions and ongoing professional development.