Quantity Surveyor cum drafter

DIANKAI ENGINEERING PTE. LTD.

QS Part

1. Pre-Contract & Tendering

  • Quantity Take-Offs: Perform accurate measurements and quantification of materials, labor, and equipment from structural drawings, engineering sketches, and technical specifications.

  • Sourcing & Procurement: Cost comparison and negotiation with raw material suppliers, specialized fabricators, and secondary vendors to secure competitive, project-specific pricing.

  • Tender Preparation: Assist the commercial team in compiling submittals, preparing cost summaries, and building Bills of Quantities (BQ) for private and public sector tenders.

2. Post-Contract & Progress Claims

  • Main Con Claims: Prepare, document, and submit accurate monthly progressive payment claims to Main Contractors based on actual site progress and fabrications completed.

  • Site Verification: Conduct periodic site walks and coordinate with Project Engineers/Managers to verify physical work done and validate quantities on-site.

  • Sub-Tier Management: Assess, evaluate, and certify progress payment claims submitted by secondary subcontractors or piece-rate installers.

3. Variation Orders (VO) & Final Accounts

  • VO Tracking: Meticulously monitor design or site drawing changes, identifying discrepancies or omissions to establish, price, and submit Variation Orders to the Main Contractor.

  • Documentation: Maintain absolute, comprehensive records of all contract correspondence, site instructions, delay notifications, and meeting minutes to mitigate risk.

  • Final Accounts: Assist Senior Commercial Executives in the prompt evaluation, negotiation, and settlement of final accounts with both main contractors and material vendors.

4. Cost Control & Cash Flow

  • Budget Tracking: Monitor ongoing project costs, material usage, and JIT purchase requisitions against initial tender budgets to flag cost variances.

  • Material Coordination: Maintain strong daily liaison with the purchasing and accounts departments to align cash flow requirements with ongoing project milestones.

Job Requirements & Competencies

Technical Qualifications

  • Education: Diploma or Bachelor’s Degree in Quantity Surveying, Civil Engineering, Building, Construction Management, or a related field.

  • Software Proficiency: Strong proficiency in Microsoft Excel (data analysis, formulas, cost-comparison sheets). Experience with AutoCAD or digital measurement software (e.g., CostX, Glodon) is highly advantageous.

  • Regulatory Knowledge: Basic familiarity with local building codes, procurement guidelines, and standard forms of contract (such as SIA or PSSCOC frameworks).

    Drater PART
    1. Drawing Production & Modeling

    • Shop Drawings: Develop detailed structural steel and architectural metal work shop drawings (e.g., platforms, staircases, cat ladders, gratings, canopies, heavy gates, or flagpoles) using AutoCAD or Tekla Structures.

    • Fabrication & Assembly Details: Produce precise workshop cutting drawings, assembly layouts, and connection details. Look for exact weld profiles, bolt patterns, plate dimensions, and specific clearance allowances to prevent layout clashes on-site.

    • Bill of Materials (BOM): Generate highly accurate material schedules, cutting lists, and bolt lists from approved drawings to streamline JIT (Just-In-Time) procurement and minimize raw material wastage.

    2. Coordination & Technical Review

    Discrepancy Identification: Review incoming architectural and structural contract drawings to cross-reference dimensions, spot design inconsistencies, and check interface boundaries early.

    RFI Generation: Draft clear, precise technical Queries or Requests for Information (RFIs) to main contractors or consultants when site realities conflict with design intents.

    Site Alignment: Work closely with project engineers and site surveyors to translate actual site measurements (as-built dimensions) back into the fabrication drawings before manufacturing begins.
    3. Compliance & Standards

    Regulatory & Code Compliance: Ensure all metal works drawings align with local structural codes and regulatory agency parameters (such as BCA, LTA, or SCDF regulations regarding steel thicknesses, safety clearances, and stair/ladder profiles).

    Standard Compliance: Apply correct welding profiles, symbols, and structural steel tolerances in accordance with relevant regional standards (e.g., Eurocode 3, SS codes, or specialized design specifications).

    Revision Management: Meticulously update drawings based on consultant comments, maintain an organized drawing registry, and manage version controls so the workshop floor never cuts from obsolete revisions.

    Job Requirements & Qualifications

    Technical Competencies

    • Software Expertise: Strong command of AutoCAD (2D) is mandatory. Professional proficiency in 3D modeling platforms like Tekla Structures (highly preferred for structural steel), SolidWorks, or Autodesk Inventor is a substantial advantage.

    • Drawing Interpretation: Deep capacity to read, interpret, and cross-examine multi-disciplinary construction blueprints (Architectural, Structural, and M&E layouts).

    • Steel Detailing Knowledge: Robust understanding of metal fabrication workflows—including plasma cutting constraints, bending limits, welding processes, and structural steel connections (pinned vs. rigid joints).

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