Commercial
Data Warehouse

Data Engineer (ETL, C#, Power BI)

Full Time
Tsim Sha Tsui
,
,
clts05151
Posted on:
2026-01-30

Duties

  • Maintain and enhance the Data Warehouse and Dashboard platform ensuring smooth operations and performance monitoring.
  • Integrate new source systems, including data extraction, mapping, interface/API connectivity, and end-to-end data onboarding.
  • Design, develop, and implement data pipelines (ETL/ELT), focusing on data collection, cleansing, transformation, aggregation, and business-rule calculations to support analytics and reporting.
  • Create and maintain data models and curated datasets for Business Intelligence (BI) consumption, ensuring consistency and reusability across dashboards.
  • Support BI dashboard and report requirements by preparing datasets, calculation logic, and technical specifications for cross-data-source analytics.
  • Liaise with users/stakeholders to understand requirements, translating them into technical solutions and proposing implementation approaches.
  • Conduct system testing and data validation for new/enhanced dashboards and data pipelines, including test planning, execution, and defect tracking.
  • Prepare and maintain technical documentation, including data mappings, dictionaries, ETL logic, and operational procedures.
  • Provide production support, troubleshooting urgent issues, performing root-cause analysis, and implementing corrective/preventive actions.
  • Perform on-call technical support duties and work outside normal hours as required.

Requirements

  • Higher Diploma / Degree in Computing
  • A minimum of 3 years of experience in information technology, specifically in data warehousing, BI, or data engineering.
  • Strong SQL development skills, including complex queries, stored procedures, and data validation.
  • Practical experience in building and supporting ETL/ELT pipelines and handling data-quality issues.
  • Knowledge of BI delivery and analytics workflows, preferably with Power BI.
  • Proficiency in programming/scripting languages such as Python, JavaScript, TypeScript, or C#.
  • Excellent analytical, problem-solving, and troubleshooting skills.
  • Strong communication skills and the ability to collaborate with business users and technical teams.
  • Proficiency in written English and Chinese.

If you are interested in this position, please email your resume, stating your current and expected salary along with your available date, to our Application Email Address:

applyjob@clts.com

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Interested in this position? Submit your application online.
Application Deadline:
2026-02-28
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Data Engineer (ETL, C#, Power BI)

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I hereby certify that the information provided in this application is accurate to the best of my knowledge and subject to verification by CL Technical Services Limited.

I authorize the schools, persons, current and previous employers and other organizations named in this application to provide CL Technical Services Limited (Its authorized employees, agents or representatives) with any relevant information that may be required to arrive at an employment decision, and hereby release any such schools, persons, current and previous employers and organizations from any and all liability which they might otherwise incur to me as a result.

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