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We are looking for a highly skilled Senior Data Scientist to join our team and help us build scalable machine learning models and data-driven solutions. In this role, you will be responsible for leading complex analytical projects from conception to deployment. You will collaborate closely with product, engineering, and business stakeholders to uncover insights, develop predictive models, and drive strategic decision-making. As a senior member of the team, you will also play a key role in mentoring junior data scientists and shaping our data architecture.What youll do:Model Development: Design, build, and deploy advanced machine learning models (predictive, prescriptive, NLP, or computer vision depending on business needs) to solve complex business problems.Data Analysis & Exploration: Mine and analyze large, complex datasets to discover trends, patterns, and actionable business insights.End-to-End Execution: Own the full data science lifecycle, from data collection and cleaning to feature engineering, model training, validation, deployment, and monitoring.Cross-Functional Collaboration: Partner with product managers, software engineers, and business leaders to translate business requirements into technical data solutions.Mentorship & Leadership: Guide and mentor junior data scientists and analysts, fostering a culture of continuous learning and technical excellence.A/B Testing & Experimentation: Design and analyze rigorous experiments to measure the impact of new product features and algorithms.Data Strategy: Contribute to the design and improvement of data pipelines, data architecture, and MLOps practices.Your Expertise:5+ years of professional experience as a Data Scientist or Machine Learning Engineer, with a proven track record of deploying models into production.Programming: Advanced proficiency in Python (or R) and standard data science libraries (e.g., Pandas, NumPy, Scikit-Learn).Database querying: Expert-level knowledge of SQL and experience working with relational and non-relational databases.Machine Learning: Deep understanding of ML algorithms (regression, classification, clustering, ensemble methods, deep learning) and frameworks (e.g., TensorFlow, PyTorch, XGBoost).Cloud & Big Data: Experience with cloud computing platforms (AWS, Google Cloud, or Azure) and big data technologies (Spark, Hadoop, Snowflake).Communication: Strong ability to communicate complex technical concepts to non-technical stakeholders and translate business problems into data science frameworks.Experience with MLOps tools and model deployment frameworks (e.g., MLflow, Kubeflow, Docker, Kubernetes).Proficiency with data visualization tools (e.g., Tableau, Power BI, Looker).Familiarity with version control (Git) and CI/CD pipelines.Qualif https://www.executiveplacements.com/Jobs/S/Senior-Data-Scientis-1266494-Job-Search-02-26-2026-07-00-20-AM.asp?sid=gumtree

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Kensington

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An exciting opportunity exists for a Data Analyst to join our Company! This position is mainly based in Irene (Centurion) and travelling to our Retail Stores and Manufacturing Plants in Heidelberg and Estcourt will, from time to time, be required. The Job Purpose will be to take guided ownership in the design and modification of business intelligence and MIS systems. The Data Analyst will interact with the business stakeholders and subject matter experts in order to understand business problems, needs and produce business intelligence dashboards and analytical solutions.Qualifications: Undergraduate degree in Computer Science, Statistics, Mathematics, or related fields.SQL querying, BI software (preferably Qlik) and advanced Microsoft Office skills.Experience & Knowledge: 1-3 Year Experience in a BI environmentKnowledge of Meat Matrix system will be an added advantage.Understanding of SQL data base concepts and ODBC Data connectionsSkills: Ability to work under pressure and meet tight deadlines.Ability to work as part of a team.Excellent report-writing, communication, and IT skillsExcellent analytical and reasoning skills,Knowledge of ERP and accounting systems.Proficient in MS SQL.Proficient With Microsoft 365 Suite.Job Activities:1. Master File MaintenanceManaging users and user roles.Managing master data, including creation, updates, and deletion.Commissioning and decommissioning of data sets.2. Building and Maintaining Dashboards & ReportsDesigning the reporting environment, including data sources, security, and metadata.Supporting initiatives for data integrity and normalization.Troubleshooting the reporting database environment and reports.Compilation and distribution of reports to users and management.Assistance with pricing models, margin reports, cost trends to the Sales Department.Analyze the data collected and log a detailed record of the results.Training end-users on new reports and dashboards.3. Data and Financial AnalysisConduct ongoing process constraint analyses.Report on margins by product and division.Perform cost accumulation tasks as a member of the target costing group.Developing and maintaining databases, data systems, and data pipelines.Analyze large amounts of information to discover trends and patterns.4. Undertaking data collection, pre-processing, and analysisAcquiring data from primary or secondary d https://www.executiveplacements.com/Jobs/D/Data-Analyst-1102395-Job-Search-03-04-2026-00-00-00-AM.asp?sid=gumtree

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Menlyn Park

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Roles and ResponsibilitiesJunior Civil Engineer Traffic & TransportLocation: Lynnwood, PretoriaSalary: (negotiable based on skills and qualifications) About the Company:Our client, a civil engineering company based in Lynwood Glen, is looking to appoint a Junior Traffic & Transport Engineer.This opportunity is ideal for a young candidate, recently graduated or with up to 3 years experience, who is looking to develop their career within a professional consulting engineering environment. Key Responsibilities: Assist senior engineers with traffic and transport-related projects.Participate in data collection, traffic studies, and reporting.Prepare technical drawings, models, and project documentation.Conduct site visits and assist with surveys when required.Support the design and implementation of traffic management solutions.Contribute to feasibility studies and project proposals. Requirements:Degree or Diploma in Civil Engineering.Interest in traffic and transport engineering.Strong technical aptitude and willingness to learn.Good communication and teamwork skills.Computer literate (MS Office; AutoCAD or similar software is an advantage). What We Offer: Salary(negotiable depending on qualifications).On-the-job training and mentorship within the traffic and Transport SectorCareer development opportunities in the civil engineering sector.Exposure to exciting traffic and transport projects. Technical RequirementsMandatory: Proficient in AutoCADAdvantageous (beneficial but not required):PTV, SIDRA, HCS, AutoJ, AutoTURN, GIS(Candidates do not need exposure to all listed software, but experience with traffic modelling tools will be beneficial.) Minimum RequirementsBEng / BSc in Civil Engineering (with focus on Traffic & Transportation)03 years relevant experienceStrong analytical and problem-solving skillsGood technical report writing abilityProficient in MS OfficeOwn reliable transport and valid drivers license Ideal Candidate ProfileJunior-level / entry-level engineerTechnical capableCareer-driven and eager to learnComfortable working in a structured consulting environmentEmployment DetailsEmployment Type:Permanent EmploymentIndustry:Civil EngineeringWork space preference:Work OnsiteIdeal work province:GautengIdeal work city:PretoriaSalary bracket:R 0 - 30000Drivers License:CODE B (Car)Own car needed:Yes https://www.executiveplacements.com/Jobs/C/Civil-Engineer--Traffic--Transport-1263805-Job-Search-02-18-2026-10-07-35-AM.asp?sid=gumtree

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"collector model trains" in Gauteng

collector model trains in Gauteng (106 results)

Results for collector model trains in "collector model trains" in Gauteng in Gauteng