growthroles

Business Development Officer / Assistant Manager - Renewable Energy

Gulf Group gulf.co.th Open · verified Sep 25, 2026
Bangkok Manager Business Development

At a glance

Mid-level Business Development role at Gulf Group. Bangkok.

Pay not stated

RoleBusiness Development
SeniorityManager
LocationBangkok
Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

  • Assess renewable energy investments through feasibility, financial, risk, market, and competitor analysis
  • Build business cases, management reports, and board presentations that support investment decisions
  • Run bids from proposal drafting through submission, including RFP and RFQ responses
  • Find renewable energy opportunities, support prospecting, and shape tailored solutions for clients
  • Maintain client relationships while researching markets and sharpening service go-to-market plans

What you bring

  • A relevant master’s degree in engineering, business administration, finance, or a related discipline
  • At least five years managing or developing projects, with renewable energy work strongly preferred
  • Hands-on control of project scope, costs, schedules, and contractors across different contract structures
  • Strong grounding in engineering, project delivery, contract management, stakeholder coordination, negotiation, and presentation
  • Fluent written and spoken English, with at least a TOEIC score of 750

Who this fits

You’ll suit a manager-level business development role combining renewable energy project work, bidding, investment analysis, and client development. The position involves coordinating across cultures and requires travel, including work upcountry and overseas.

From the employer

Job Position

Job Responsibilities

  • Conduct feasibility studies and evaluate investment opportunities, including financial and risk analysis.
  • Analyze energy market trends and competitor strategies to support business planning.
  • Develop business cases, reports, and presentations for management and board decision-making.
  • Manage project bidding processes, including proposal preparation and submission.
  • Identify and drive new business opportunities in renewable energy sectors.
  • Lead sales support activities including prospecting, proposal development, and RFP/RFQ responses.
  • Build and maintain strong client relationships while delivering tailored renewable energy solutions.
  • Conduct market research and provide strategic insights to enhance go-to-market strategies and renewable energy service offerings.

Job Qualifications

  • Master’s degree in Engineering, Business Administration, Finance, or a related discipline.
  • Minimum of 5 years’ experience in project development and/or project management.
  • Prior experience in renewable energy projects (wind, solar, or hybrid) is highly preferred.
  • Proven experience in managing project scope, cost, schedules, and contractors/subcontractors under various contract structures.
  • Strong understanding of engineering principles, project execution processes, and contract management.
  • Demonstrated ability to coordinate with multiple stakeholders and work effectively across different cultures and backgrounds.
  • Strong organizational, planning, and time-management skills.
  • Effective negotiation, communication, and presentation skills.
  • Fluency in English, both written and spoken (minimum TOEIC score of 750).
  • Willingness to travel and work upcountry and overseas as required.
  • Goal-Oriented, Unity, Learning, Flexible.

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