BIM Modeller / P&ID Designer

Key Responsibilities

A. BIM Modelling and 3D Design Development

• Develop, prepare, and maintain accurate 3D BIM models for chemical dispensing and distribution systems in accordance with approved engineering designs and project requirements.
• Model chemical piping networks, tubing arrangements, chemical dispensing cabinets, pump systems, valve assemblies, filters, equipment supports, and associated mechanical components.
• Develop BIM models for chemical supply, return, drain, and associated utility distribution systems within the approved project scope.
• Prepare detailed 3D equipment layouts, piping arrangements, routing configurations, and installation models for semiconductor manufacturing facilities.
• Ensure BIM models reflect approved equipment dimensions, piping specifications, installation requirements, and facility interface conditions.
• Incorporate approved mechanical equipment, piping components, instrumentation, and relevant utility connections into coordinated models.
• Develop and maintain BIM models at the required Level of Development (LOD) as specified by project and customer requirements.
• Update BIM models following approved engineering changes, construction modifications, and customer comments.
• Ensure modelling accuracy, consistency, and compliance with established BIM standards, naming conventions, and project documentation requirements.

B. Piping and Instrumentation Diagram (P&ID) Preparation

• Prepare, develop, revise, and maintain Piping and Instrumentation Diagrams (P&IDs) for chemical dispensing and distribution systems.
• Create P&IDs illustrating equipment arrangements, chemical flow paths, piping connections, valves, pumps, filters, instruments, and associated process components.
• Incorporate approved equipment tag numbers, piping line numbers, instrument identification, valve identification, and relevant design information.
• Develop P&ID drawings based on approved process requirements, engineering markups, technical specifications, and design instructions from responsible engineers.
• Ensure correct representation of chemical supply, return, drain, vent, purge, and utility connections where applicable.
• Coordinate P&ID development with Mechanical, Process, Instrumentation, Electrical, and Automation Engineering teams.
• Incorporate approved instrument symbols, control interfaces, alarm indications, and interlock references in accordance with project drafting standards.
• Ensure P&IDs are consistent with approved equipment specifications, valve lists, instrument lists, and piping documentation.
• Maintain accuracy and consistency of equipment numbering, instrument tags, piping identification, and drawing references.
• Revise P&IDs in response to approved technical changes, design reviews, customer comments, and as-built information.
• Ensure P&IDs are properly checked by the responsible engineering disciplines before formal approval and release.

C. Piping Layout and Engineering Drawing Preparation

• Prepare detailed piping layout drawings, equipment arrangement drawings, piping isometrics, and installation drawings based on approved engineering designs.
• Develop chemical piping and tubing routing drawings, including installation elevations, dimensions, supports, and connection details.
• Prepare General Arrangement (GA) drawings, equipment positioning plans, sections, elevations, and relevant construction details.
• Produce piping spool drawings, fabrication details, and installation drawings where required by the project.
• Incorporate approved piping specifications, material requirements, component identification, and equipment connection details.
• Coordinate routing arrangements to ensure accessibility, maintainability, constructability, and compliance with facility space requirements.
• Prepare mechanical support details, mounting arrangements, and associated drafting documentation based on approved engineering inputs.
• Ensure drawing consistency between P&IDs, 3D models, equipment layouts, and fabrication documents.
• Assist Project Engineers in preparing drawings and technical documentation for design submissions, fabrication, installation, and construction.

D. BIM Coordination and Clash Detection

• Coordinate BIM models with Mechanical, Electrical, Instrumentation, Automation, Structural, Architectural, and Facility Engineering disciplines.
• Participate in BIM coordination meetings, design reviews, model integration activities, and multidisciplinary technical discussions.
• Perform clash detection and model coordination using approved BIM coordination software and procedures.
• Identify potential clashes involving chemical piping, equipment, cable trays, utility services, structural elements, and other facility installations.
• Prepare clash detection reports and coordinate resolution of identified issues with Project Engineers and relevant stakeholders.
• Incorporate approved clash resolution measures and routing modifications into BIM models.
• Verify that revised routing arrangements remain consistent with approved P&IDs and engineering equirements.
• Coordinate equipment and piping interfaces with customer facility BIM models and other contractors' design packages.
• Support the preparation of coordinated BIM submissions and model review packages.

E. Engineering and Design Coordination

• Work closely with Project Engineers and Design Engineers to ensure BIM models, P&IDs, and technical drawings accurately reflect approved engineering requirements.
• Review engineering markups, equipment specifications, technical datasheets, and customer design requirements before preparing drawings.
• Highlight discrepancies between P&IDs, piping layouts, equipment specifications, and BIM models for engineering review.
• Identify missing information, unclear design requirements, and potential installation conflicts.
• Raise drafting-related technical queries and coordinate clarification with responsible engineers.
• Incorporate approved engineering comments, design revisions, and equipment changes into relevant drawings and models.
• Ensure that drawing modifications affecting system functionality, equipment selection, process configuration, or safety requirements receive engineering approval.
• Support multidisciplinary design reviews and contribute practical modelling and drafting recommendations.
• Coordinate with Project Engineers to maintain consistency between approved design documentation and project execution requirements.

F. Equipment and Component Modelling

• Develop and maintain 3D models of chemical dispensing cabinets, pumps, valves, filters, tanks, instruments, piping fittings, and related equipment.
• Create and maintain equipment families, component libraries, symbols, and standard modelling templates.
• Develop parametric equipment models and piping components where supported by the selected BIM platform.
• Ensure modelled components reflect approved manufacturer dimensions, technical specifications, and installation requirements.
• Coordinate with equipment vendors to obtain accurate drawings, datasheets, and dimensional information.
• Maintain standardized equipment identification, component tagging, and model naming conventions.
• Update equipment models and component libraries following approved design improvements or product changes.
• Support standardization of chemical dispensing equipment modelling across multiple projects.

G. Construction and Site Engineering Support

• Provide BIM, P&ID, and drafting support during equipment installation, piping construction, and site coordination activities.
• Assist Construction Managers, Construction Supervisors, and Project Engineers in interpreting engineering drawings and resolving drafting-related site queries.
• Prepare approved drawing revisions and installation details to support site construction activities.
• Coordinate with site personnel to verify equipment positions, piping routes, dimensions, and actual installation conditions.
• Update models and drawings based on verified site measurements, approved field changes, and construction records.
• Support site walkdowns and as-built verification activities where required.
• Identify discrepancies between approved drawings and actual installation conditions and report them for engineering review.
• Prepare updated construction drawings and coordinated BIM models following approved site modifications.
• Support the preparation of redline drawings and final as-built documentation.

H. Drawing Control and Engineering Documentation

• Prepare, revise, maintain, and organize engineering drawings, BIM models, P&IDs, and related technical documents.
• Ensure all drawings and models comply with approved company drafting standards, customer requirements, project templates, and document numbering systems.
• Maintain proper drawing revision history, model versions, and engineering document registers.
• Ensure drawing submissions are accurate, complete, and issued with the appropriate revision status.
• Coordinate with Document Control personnel on engineering drawing submissions, revisions, approvals, and distribution.
• Ensure superseded or obsolete drawings are properly identified and withdrawn from active use.
• Maintain consistency between P&IDs, BIM models, piping layouts, equipment lists, and relevant engineering documents.
• Support the preparation of design submission packages, construction drawing packages, and final as-built documentation.
• Ensure engineering drawings and BIM models are properly archived for future reference and project handover.

I. Quality Assurance and Design Compliance

• Ensure BIM models, P&IDs, and technical drawings are prepared in accordance with approved design requirements, project specifications, and applicable drafting standards.
• Perform self-checks on drawings and models to verify dimensional accuracy, component identification, equipment tagging, and drawing consistency.
• Verify that P&IDs and piping layouts reflect the latest approved engineering information.
• Coordinate drawing checking and review activities with the responsible Project Engineers.
• Identify drawing discrepancies, incomplete information, incorrect symbols, and modelling inconsistencies.
• Support correction and closure of drawing-related comments, non-conformances, and customer review observations.
• Ensure accurate representation of chemical piping systems, equipment interfaces, and applicable safety-related components.
• Support QA/QC, Construction, and Commissioning teams by providing accurate drawing information and approved revisions.
• Maintain high standards of drafting accuracy, documentation quality, and technical consistency.

J. Project Coordination and Progress Reporting

• Coordinate BIM modelling, P&ID preparation, and drafting activities according to project engineering schedules.
• Monitor assigned drawing deliverables, revision requirements, customer comments, and submission deadlines.
• Provide regular progress updates to the Engineering Manager, Project Engineers, and Project Manager.
• Highlight potential delays arising from incomplete engineering inputs, design changes, or outstanding technical clarifications.
• Participate in project meetings, design reviews, BIM coordination sessions, and technical discussions as required.
• Maintain drawing progress trackers, model submission registers, and outstanding engineering comment lists.
• Coordinate priorities across multiple projects to ensure timely completion of assigned deliverables.
• Support project planning and engineering teams in meeting design submission and construction drawing release milestones.

K. Continuous Improvement and Standardization

• Support development and improvement of company BIM standards, CAD drafting procedures, P&ID templates, and engineering drawing practices.
• Maintain standardized drawing symbols, equipment libraries, piping components, and modelling templates.
• Identify opportunities to improve modelling efficiency, drawing accuracy, interdisciplinary coordination, and document consistency.
• Recommend improvements to drawing preparation workflows, model coordination, and revision control processes.
• Support automation of repetitive drafting tasks and standardization of project drawing deliverables where practical.
• Participate in engineering lessons-learned reviews and contribute to continuous improvement initiatives.
• Maintain awareness of relevant developments in BIM technology, CAD tools, and semiconductor facility modelling practices.
• Perform other duties and responsibilities as assigned by the Engineering Manager or management.

Job Requirements

Educational Qualifications

• Diploma, Higher NITEC, NITEC, or equivalent qualification in Mechanical Engineering, Building Information Modelling (BIM), Mechanical Design, Engineering Drafting, Building Services, or a related technical discipline.
• Relevant professional training or certification in BIM software, AutoCAD, or engineering drafting would be advantageous.
• Candidates with substantial practical experience in BIM modelling, piping design drafting, or P&ID preparation may also be considered.

Professional Experience

• Minimum 3–5 years of relevant experience in BIM modelling, mechanical drafting, piping design, or engineering drawing preparation.
• Experience in semiconductor, chemical, pharmaceutical, industrial process, or high-purity utility systems is preferred.
• Prior experience preparing P&IDs, chemical piping layouts, equipment arrangement drawings, and 3D piping models is strongly preferred.
• Experience working on semiconductor fabrication projects for end users such as Micron, GlobalFoundries, Siltronic, or equivalent organizations would be advantageous.
• Familiarity with chemical dispensing equipment, chemical distribution systems, process piping, and semiconductor facility utility arrangements.
• Experience coordinating BIM models with multiple engineering disciplines and external contractors.
• Practical exposure to construction drawing preparation, clash detection, design revisions, and as-built modelling.