Lead Project Development Engineer (Cost Estimation)

Reliance Industries Limited; Navi Mumbai; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Reliance Industries Limited in Navi Mumbai seeks an experienced Cost Estimation Engineer to support project cost estimation, budgeting, and cost control for offshore and onshore oil and gas projects. You will manage the in-house cost database and ensure accurate BOE documentation.

The role requires deep knowledge of offshore installation methods, cost estimation methodologies, and collaboration with SAP and other departments.

Qualifications

• 10+ years of relevant experience in oil and gas project cost estimation.
• Experience with offshore and onshore projects and cost databases.
• Strong analytical and documentation skills.

Responsibilities

• Prepare in-house multi-class cost estimates for CAPEX and OPEX.
• Benchmark costs against comparable industry projects.
• Develop estimation methodologies and Basis of Estimate (BOE).
• Maintain in-house cost database with historical data and unit rates.
• Support development of the Project WBS and align budgets with schedule.
• Provide input to SAP for purchase requisitions and service entries.
• Review external estimates and provide structured feedback.
• Ensure traceability and documentation of cost estimates.
• Collaborate with multiple departments and disciplines.

Skills

Cost estimation

Budgeting

Cost benchmarking

WBS development

MS Excel

MS Word

PowerPoint

Cost control

Documentation

Cross-functional collaboration

Education

B.E. in Mechanical, Chemical, or Petroleum Engineering

Tools

MS Excel

MS Word

PowerPoint

SAP

Job description

We are looking for an experienced Cost Estimation Engineer to support project cost estimation, budgeting, cost benchmarking, and cost control activities across offshore (deepwater and shallow-water) and onshore projects. The role involves maintaining the in-house cost database, supporting project planning and budgeting, and reviewing external cost estimates throughout the project lifecycle.

Key Responsibilities

• Prepare in-house multi-class cost estimates covering CAPEX and OPEX for offshore and onshore projects.
• Conduct cost benchmarking against comparable industry projects and developments.
• Develop estimation methodologies and Basis of Estimate (BOE) documents.
• Maintain and update the in-house cost database, including historical data, benchmark metrics, and unit rates.
• Support the development of the Project Work Breakdown Structure (WBS).
• Translate approved estimates into phased project budgets aligned with the WBS and project schedule.
• Provide technical inputs to the SAP team for Purchase Requisitions and service entry preparation.
• Review cost estimates prepared by external agencies and provide structured feedback.
• Ensure systematic documentation, traceability, and maintenance of cost estimates.
• Knowledge of project lifecycle stages, concept screening, offshore, subsea, and onshore production facilities, and oil and gas processing.
• Understanding of offshore installation methods, onshore construction, pre-commissioning, commissioning, and HUC scope.
• Knowledge of Class 1–5 cost estimate classification and cost estimation methodologies.
• Familiarity with industry-standard cost estimation software and tools.
• Strong analytical, documentation, and cost evaluation skills.
• Advanced proficiency in MS Excel and working knowledge of MS Word and PowerPoint.
• Excellent communication and collaboration skills to interact with multiple departments and disciplines.

Education & Experience

• B.E. in Mechanical, Chemical, or Petroleum Engineering.
• Minimum 10 years of relevant experience in the oil and gas sector.