Technical Lead - Traditional ML
Australia
Job Description
Technical Lead - Traditional ML
Sydney, New South Wales

Job Summary

This role is responsible for developing, optimizing, and evaluating machine learning models focused on time series forecasting and natural language processing. The individual applies solid technical expertise to deliver scalable solutions, ensures adherence to best practices, and supports project objectives through effective use of Python, Spark, Kafka, and relevant ML frameworks.

Key Responsibilities

1. Develop and implement time series forecasting models using Python, scikit-learn, TensorFlow, and StatsModels, ensuring robust predictions and model accuracy.
2. Integrate and process large-scale streaming data with Apache Kafka and Spark, enabling real-time feature engineering and data transformation for ML pipelines.
3. Evaluate machine learning models with cross-validation, ROC/AUC, Precision/Recall, F1-score, and Confusion Matrix to ensure optimal performance and reliability.
4. Apply NLP techniques using NLTK and SpaCy to preprocess and analyze textual data for forecasting applications.
5. Optimize model training and deployment workflows using Apache Airflow and Hadoop, maintaining efficiency and scalability in production environments.
6. Collaborate within the development team to advocate and implement coding standards and best practices in Python and ML model development.
7. Prepare technical documentation and status reports to communicate progress, risks, and mitigation strategies for assigned modules.

Skill Requirements

1. Solid Proficiency In Machine Learning And Nlp, Including Supervised And Unsupervised Learning, Deep Learning, And Reinforcement Learning.
2. Solid Experience With Python, Numpy, Pandas, Scikitlearn, Tensorflow, Pytorch, Xgboost, And Lightgbm For Model Development And Evaluation.
3. Solid Understanding Of Time Series Analysis And Forecasting Methodologies.
4. Solid Skills In Apache Spark And Kafka For Distributed Data Processing And Streaming Analytics.
5. Solid Knowledge Of Ml Model Evaluation Metrics And Techniques, Including Crossvalidation And Statistical Analysis.
6. Solid Ability To Apply Nlp Frameworks Such As Nltk And Spacy For Text Data Processing.

Other Requirements

1. Optional But Valuable:
2. Tensorflow Developer Certificate
3. - Apache Spark Developer Certificatio
Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.