Senior CAD Drafter

2 weeks ago


Changi, Singapore Hitachi Aqua-Tech Engineering Pte. Ltd. Full time $60,000 - $120,000 per year

Job Description:

  • Prepare 2D and 3D CAD drawings for water and waste water treatment plants, pipelines, process systems, pressure vessel, skids and modules.
  • Interpret engineering sketches, specifications, and project requirements to produce accurate drawings.
  • Develop P&IDs, piping layouts, general arrangements, isometrics, and fabrication drawings.
  • Collaborate with engineers and other drafters to ensure design accuracy and compliance with project requirements and industry standards.
  • Maintain drawing standards, title blocks, layering, and file naming conventions.
  • Perform clash detection and design reviews using 3D modeling software.
  • Manage revisions, redlines, and markups through the document control system.
  • Ensure compliance with relevant codes (e.g., ASME, API, ANSI, AWWA) and company standards.
  • Coordinate with external consultants, vendors, fabrication and or commissioning teams as needed.
  • Mentor drafters and support CAD team development.

Qualifications and Experience:

  • Associate degree or certification in CAD drafting, engineering technology, or a related field.
  • Bachelor's degree in engineering or a related field is a plus.
  • Minimum 5–10 years of CAD drafting experience, with at least 3 years in water treatment and/or oil & gas.
  • Strong understanding of piping and instrumentation diagrams (P&IDs), process flow diagrams (PFDs), and equipment layouts.

Software Proficiency:

  • AutoCAD (2D & 3D) – required
  • AutoCAD Plant 3D – preferred
  • Revit, Navisworks, Civil 3D – desirable
  • MicroStation – optional but a plus
  • MS Office Suite (Excel, Word, Outlook)

Preferred Certifications (Optional but Valuable):

  • Autodesk Certified Professional (AutoCAD or Plant 3D)
  • OSHA Safety Training (for site visits)

Key Skills & Competencies:

  • Strong technical knowledge of mechanical, civil, and piping systems.
  • Familiarity with construction practices and fabrication processes.
  • Ability to manage multiple projects and prioritize deadlines.
  • Excellent attention to detail and problem-solving abilities.
  • Effective communication and teamwork skills.
  • Strong organizational and file management abilities.

For any enquiries, please call



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