Jonathan Tan

Data Architect | Data Engineer | O&M Manager (PV)

Singapore

About

Data Engineering | AI | Cloud Infra | IoT | Renewable Energy (Solar) O&M | Aerospace MRO Feel free to DM me if you are interested in any collaboration!

Experience

  • Energetix Pte Ltd (1 yr 10 mos)
    • Head - Digital Engineering and O&M (Solar PV)
      Jan 2026 - Present · 6 mos

      Dual portfolio - Digital Engineering and Operations & Maintenance (Solar PV) Digital Engineering focuses on building the company’s core digital capabilities. This includes data engineering, development of in-house software solutions, and driving transformation and digitalisation initiatives across the organisation. Operations & Maintenance (Solar PV) focuses on team management, process-driven operations and goal settings.

    • Data Architect
      Sep 2024 - Dec 2025 · 1 yr 4 mos

      » Set up and managed the company’s cloud infrastructure for data engineering (VPC, networking, security). » Designed and implemented the company’s data warehouse using Kimball dimensional modelling. » Developed and implemented cloud native ETL pipelines for scalable data ingestion and processing. » Built multiple business intelligence dashboards, including a centralised monitoring platform that consolidates various data sources into a unified view. » Design and implemented an end-to-end cloud native pipeline for minute level data processing and secure delivery to an external endpoint.

  • Engineer (Data Analytics) at ST Engineering Aerospace Engines Pte Ltd
    Aug 2022 - Aug 2024 · 2 yrs 1 mo

    Empowering and guiding the company's transformation into a data-driven organization. » Conceptualised, designed and implemented a hybrid approach for the company data warehouse (Kimball and OBT). » Managed the data warehouse to ensure data governance and pipelines. » Built efficient data pipelines, improving data flow, accessibility, and accuracy. » Optimized SQL queries for better performance and streamlined data processing. » Developed Qlik Sense dashboards in collaboration with internal stakeholders for business insights. » Ensured data quality for reliable insights in analytical dashboards. » Supported company's Industry 4.0 initiative (such as IoT) using knowledge gained from my renewable energy work experiences. » Guided the company journey to AWS cloud service implementation for growth and data initiatives. » Designed a comprehensive data stack in the AWS environment to meet data goals.

  • O&M Manager at Energetix Pte Ltd
    Jul 2019 - Aug 2022 · 3 yrs 2 mos

    Managed PV plants in Singapore with a total capacity of over 10 MWp and in Thailand with a capacity of 6.2 MWp. In this role, I not only continued the work scopes from my previous company but also introduced a data engineering approach, which involved: » Designing, developing, and implementing a proof of concept for an internal centralized monitoring dashboard (full stack app). This dashboard enables cross-platform monitoring of PV plant performance (SMA, SolarEdge, Fimer, Huawei) using Dash, Amazon Web Services, and Heroku. » Implementing Python automation scripts, resulting in an 80% improvement in work efficiency.

  • O&M Manager at LYS Energy Group
    Oct 2018 - Jul 2019 · 10 mos

    Assets management of PV plants in Singapore, with an approximate total capacity of 6 MWp. » Utilized systematic problem-solving techniques to identify and rectify PV plant failures and faults promptly. » Conducted data analytics and monitored PV plant performance, providing regular reports to both internal and external stakeholders. » Maintained the local in-house MySQL database to ensure data integrity and maximize uptime. » Developed and streamlined departmental processes by introducing work forms and workflows. » Managed critical equipment warranty claims and conducted technical discussions with OEMs regarding equipment issues. » Led a team responsible for testing and commissioning, QA/QC inspections, and monitoring system implementation and commissioning. » Contributed to O&M service sales by conducting cost analyses for both internal and external projects and supporting business development through tender processes. » Led health, safety, and environmental (HSE) compliance efforts for the O&M team, enhancing and developing existing HSE processes to achieve HSE objectives, including zero incidents. » Gained international exposure as a Testing & Commissioning (T&C) engineer in Indonesia.

  • Technical Manager (O&M) at Phoenix Solar Pte Ltd
    Jul 2015 - Mar 2018 · 2 yrs 9 mos

    Managed the operation and maintenance of local and regional (Malaysia, Thailand and Philippines) PV plants totaling approximately 14 MWp and 10 MWp, ensuring optimal performance and uptime. » Utilized systematic problem-solving techniques to identify and rectify PV plant failures and faults promptly. » Conducted data analytics and monitored PV plant performance, providing regular reports to both internal and external stakeholders. » Led a team responsible for testing and commissioning, QA/QC inspections, and monitoring system implementation and commissioning. » Served as a technical coordinator, facilitating collaboration between inter-departments to support project requirements, implementation, and the transition to operational phase. » Effectively planned, coordinated, and managed corrective actions with various stakeholders and contractors to maximize PV plant uptime. » Led the quality assurance process by developing and implementing internal Quality Assurance/Quality Control (QA/QC) and Internal Test Procedures (ITP) documents for use during project implementation. » Gained valuable overseas experience as a project engineer and Testing & Commissioning (T&C) engineer in Jordan, Philippines, Malaysia, and Thailand.