Senior Data Scientist — Lead ML Solutions & Mentorship

ATS Client; Johannesburg; On-site; ZAR 900,000 - 1,500,000; Full time

Job summary

ATS Client is seeking an experienced Senior Data Scientist to join a dynamic team focused on developing intelligent systems that drive measurable business outcomes. The role is ideal for a technically strong data science professional who mentors others while remaining hands-on in delivery.

The successful candidate will take ownership of complex workstreams, shape analytical and machine learning solutions, and collaborate with cross-functional teams to deliver high-impact results.

Qualifications

• Bachelor's Degree in a STEM-related field is required.
• Master's Degree or PhD is advantageous.

Responsibilities

• Solve complex and ambiguous data science challenges from concept through implementation.
• Design, develop, and deploy advanced analytical and machine learning solutions.
• Translate business problems into structured analytical approaches.
• Lead and own delivery of key project workstreams.
• Contribute to architecture, modelling, and solution design decisions.
• Identify opportunities to improve models, processes, and delivery methodologies.

Skills

Python

Pandas

NumPy

Scikit-learn

PyTorch

TensorFlow

Machine Learning

Statistics

Data Science methodologies

Education

Bachelor's Degree in a STEM-related field

Master's Degree or PhD in a relevant discipline

Tools

Pandas

NumPy

Scikit-learn

PyTorch

TensorFlow

Job description

ATS Client is seeking an experienced Senior Data Scientist to join a dynamic team focused on developing intelligent systems that drive measurable business outcomes. The role is ideal for a technically strong data science professional who mentors others while remaining hands-on in delivery.

The successful candidate will take ownership of complex workstreams, shape analytical and machine learning solutions, and collaborate with cross-functional teams to deliver high-impact results.