Ngọc Hưng H.

Experience

• Freelance Process Engineer Self-Employed · Freelance Jan 2026 – Present 4 mos Ho Chi Minh City, Ho Chi Minh, Vietnam Providing end-to-end technical design services for chemical and water treatment projects. Responsible for developing detailed P&ID, heat and material balances, and equipment specifications for international clients. Expert at converting conceptual designs into manufacturing-ready technical documentation.
• Field Engineer/ Production Engineer Long Son Petrochemical · Full-time Aug 2022 – Jan 2026 3 yrs 5 mos Ho Chi Minh City, Ho Chi Minh, Vietnam * Production Engineer (3 months)
  
  - Process Optimization: Analyzed DCS data trends to optimize reactor parameters, maximizing LLDPE yield and minimizing catalyst consumption.
  - Troubleshooting: Diagnosed root causes of process deviations and directed field actions to maintain stable continuous operations.
  - SOP Development: Developed and refined operational manuals and emergency guidelines based on actual post-start-up conditions.
  
  * Field Engineer
  
  - Mechanical Completion: Spearheaded P&ID walk-downs, cleared critical punch-lists, and supervised subcontractors to ensure safe mechanical completion.
  - DCS Integration: Executed systematic DCS loop checks, functional interlock testing, and motor bump tests to establish reliable base-layer PID control.
  - Start-up & Safety (LOTO): Directed critical pre-commissioning activities including nitrogen purging, leak testing, and complex LOTO procedures for an incident-free plant start-up.