Solar Design And Estimation Engineer

SOLAR DESIGN & ESTIMATION ENGINEER

**Company:** Arakan Electrical Suppliers Pvt. Ltd.

**Location:** Pune, Maharashtra

**Industry:** Solar EPC | Renewable Energy | Electrical Infrastructure

**Experience:** 3–6 Years

**Qualification:** B.E./B.Tech or Diploma in Electrical Engineering. Candidates with relevant solar design and estimation experience will be preferred.

### About the Role

Arakan Electrical Suppliers Pvt. Ltd. is looking for a technically strong and detail-oriented Solar Design & Estimation Engineer to support its growing Solar EPC business.

The candidate will be responsible for solar system design, technical calculations, BOQ preparation, cost estimation, tender documentation and techno-commercial proposal preparation for rooftop and ground-mounted solar projects, primarily below 1 MW.

### Key Responsibilities

* Design rooftop and ground-mounted solar PV systems based on customer requirements and site conditions.

* Prepare preliminary system sizing, layouts, single-line diagrams (SLDs) and electrical drawings.

* Conduct technical assessments of customer electricity bills, connected loads and energy consumption.

* Calculate solar capacity, expected energy generation, module configuration, inverter sizing and system losses.

* Prepare detailed Bills of Quantities (BOQs), material specifications and project cost estimates.

* Estimate the cost of solar modules, inverters, mounting structures, DC/AC cables, switchgear, earthing, lightning protection and other electrical materials.

* Prepare detailed techno-commercial proposals, quotations, tender submissions and technical compliance documents.

* Coordinate with the Business Development Manager to understand customer requirements and develop competitive proposals.

* Coordinate with vendors and suppliers to obtain quotations, verify technical specifications and compare material costs.

* Conduct site surveys and assess roof area, shading, orientation, access, existing electrical infrastructure and installation constraints.

* Coordinate with structural consultants for rooftop load assessments and with civil engineers for ground-mounted foundations where required.

* Assist in preparing project schedules, procurement plans and preliminary installation budgets.

* Review technical drawings, material specifications and BOQs before procurement and execution.

* Support the Project Manager during installation, testing, commissioning and technical troubleshooting.

* Maintain estimation records, approved drawings, revision histories and project cost databases.

* Keep updated on applicable solar standards, equipment specifications, utility requirements and relevant government guidelines.

### Technical Skills Required

* Practical knowledge of rooftop and ground-mounted solar PV systems.

* Understanding of PV modules, string inverters, DC/AC systems, cables, switchgear, earthing and lightning protection.

* Ability to prepare BOQs, SLDs, layouts, cable-sizing calculations and cost estimates.

* Working knowledge of AutoCAD and MS Excel.

* Familiarity with PV design and generation simulation software such as PVsyst or equivalent is preferred.

* Understanding of grid-connected solar systems, net metering, protection requirements and commissioning documentation.

* Ability to evaluate vendor quotations and prepare accurate material and labour estimates.

### Eligibility Criteria

* 3–6 years of relevant experience in solar design, estimation or Solar EPC engineering.

* B.E./B.Tech or Diploma in Electrical Engineering.

* Experience with rooftop and/or ground-mounted solar projects.

* Strong analytical, calculation, documentation and problem-solving skills.

* Ability to coordinate with business development, procurement and project execution teams.

* Attention to detail and commitment to accurate costing and timely proposal submission.

### Compensation & Benefits

* **Salary:** ₹40,000–₹55,000 per month, negotiable based on experience and technical skills.

* Opportunity to work on diverse rooftop and ground-mounted solar projects.

* Professional growth in the renewable energy and electrical infrastructure sector.

* Other applicable benefits as per company policy.

### How to Apply

Interested candidates should submit their updated CV mentioning:

* Current CTC and expected CTC.

* Notice period.

* Solar projects designed or estimated.

* Software proficiency.

* Experience in BOQ preparation, tendering and techno-commercial proposals.

**Apply to:** HR Department-7499834090

**Company:** Arakan Electrical Suppliers Pvt. Ltd.

**Location:** Pune, Maharashtra

## 2. Detailed job responsibilities for the appointment letter

A. Solar PV system design

* Prepare preliminary and detailed designs for rooftop and ground-mounted systems.

* Calculate PV capacity, module strings, inverter capacity and system configuration.

* Prepare layouts, SLDs, equipment schedules and cable routing drawings.

* Estimate expected energy generation using suitable software and site-specific assumptions.

* Evaluate shading, orientation, roof area, system losses and technical constraints.

B. BOQ and cost estimation

* Prepare detailed BOQs for modules, inverters, structures, cables, switchgear and electrical accessories.

* Estimate material, labour, transportation, installation, testing and commissioning costs.

* Obtain and compare supplier quotations.

* Prepare project-wise costing sheets, contingency provisions and estimated gross margins.

* Identify cost-saving opportunities without compromising technical quality or safety.

C. Tendering and technical proposals

* Review RFQs, tender documents, technical specifications and customer requirements.

* Prepare technical offers, commercial BOQs, compliance statements and tender documentation.

* Coordinate with the Business Development Manager on pricing and proposal submission deadlines.

* Identify deviations, exclusions, assumptions and technical risks before submitting offers.

* Maintain revision-controlled records of all proposals and drawings.

D. Site survey and execution support

* Conduct site surveys and collect technical measurements, photographs and electrical information.

* Coordinate structural assessments and civil design inputs with qualified specialists.

* Assist the Project Manager with approved drawings, material specifications and technical clarifications.

* Review as-built drawings, commissioning records and project handover documents.

* Support troubleshooting and ensure deviations from approved designs are documented and authorized.

E. Quality and compliance

* Check designs and equipment selections against applicable standards and project specifications.

* Verify electrical calculations, protection requirements and equipment compatibility.

* Coordinate applicable grid-connectivity and metering documentation.

* Ensure technical submissions are consistent with applicable regulations and customer requirements.

* Obtain qualified review or approval wherever required; do not independently certify structural or specialist designs outside the employee's competence.