Project Estimator

PT Bangun Solar Global; Cikupa; On-site; IDR 60,000,000 - 90,000,000; Full time

Job summary

PT Bangun Solar Global is seeking an experienced Estimator to perform quantity take-offs, and create BoQ and RAB/Cost Estimates for PLTS projects. You will coordinate with Engineering, Procurement, Project, and Finance teams to support accurate cost planning.

You will read technical drawings and SLDs, calculate material requirements (PV modules, inverters, mounting systems, cables, and protection), review supplier quotations, and assist in tender documentation and price quotations to meet

Qualifications

• Minimum degree in Electrical, Mechanical, Civil Engineering or related field.
• Experience as Estimator, Engineer, or Project Engineer on PLTS/EPC projects is a plus.
• Ability to read technical drawings and perform quantity take-off.
• Strong analytical and cost estimation capabilities.

Responsibilities

• Perform calculations and estimations of material requirements for PLTS projects.
• Create BoQ (Bill of Quantity) and RAB/Cost Estimate for projects.
• Read and understand technical drawings, single-line diagrams, layouts and project specs.
• Conduct quantity take-off based on drawings and tender documents.
• Calculate material requirements such as PV modules, inverters, mounting systems, cables, panels, protection systems, and supporting materials.
• Assist in preparing project price quotations based on material, labour, and installation work requirements.
• Review and compare quotations from suppliers and vendors.
• Coordinate with Engineering, Procurement, Project and Finance teams regarding project cost requirements.
• Assist in evaluating work changes and cost requirements during project execution.
• Prepare technical and commercial documents required for tenders and projects.

Skills

Analytical skills

Calculation ability

Attention to detail

Education

D3/S1 in Electrical, Mechanical, Civil Engineering or related field

Tools

Excel

AutoCAD

Job description

This role involves performing calculations and material estimations for solar PV (PLTS) projects, creating Bills of Quantity (BoQ) and cost estimates (RAB), and reading technical drawings, singleline diagrams (SDL), layouts, and project specifications. You will conduct quantity take-offs based on drawings and tender documents, calculate material requirements including PV modules, inverters, mounting systems, cables, panels, protection systems, and supporting materials, and assist in preparing project price quotations based on material, labour, and installation work needs.

Key responsibilities

Perform calculations and estimations of material requirements for PLTS projects

Create BoQ (Bill of Quantity) and RAB/Cost Estimate for projects

Read and understand technical drawings, singleline diagrams (SLD), layouts, and PLTS project specifications

Conduct quantity take-off based on drawings and tender documents

Calculate material requirements such as PV modules, inverters, mounting systems, cables, panels, protection systems, and supporting materials

Assist in preparing project price quotations based on material, labour, and installation work requirements

Review and compare quotations from suppliers and vendors

Coordinate with Engineering, Procurement, Project, and Finance teams regarding project cost requirements

Assist in evaluating work changes and cost requirements during project execution

Prepare technical and commercial documents required for tenders and projects

About you

Minimum D3/S1 qualification in Electrical Engineering, Mechanical Engineering, Civil Engineering, or related field

Experience as Estimator, Engineering, or Project Engineer, particularly on PLTS/EPC projects is an advantage

Understanding of basic PLTS On-Grid, Off-Grid, or Hybrid systems

Able to read technical drawings and conduct quantity take-off

Proficient in Microsoft Excel

Able to use AutoCAD; experience with PLTS design software such as PVsyst is an advantage

Strong analytical, calculation, and attention to detail capabilities

Able to work independently and within teams

Willing to work with project targets and deadlines

Fresh graduates considered if they have basic understanding of PLTS and good technical capabilities