Global Senior Sustainability Specialist

CoreX Holding BV; Sarıyer; On-site; TRY 600,000 - 800,000; Full time

Job summary

CoreX Holding BV in Istanbul is seeking a Global Senior Sustainability Specialist to lead ESG policy implementation, data governance, and reporting across the group.

You will prepare CSRD/GRI aligned reports, develop KPIs, and coordinate with internal and external stakeholders to drive sustainable growth in a fast-paced, international setting. English fluency and 3+ years of experience are required.

Qualifications

• Bachelor's degree in Environmental Engineering, Sustainability, Environmental Sciences, Business Administration, Industrial Engineering, Economics, or a related discipline.
• Minimum 3 years of professional experience in sustainability, ESG, corporate sustainability, environmental management, or a related field.
• Hands-on experience with internationally recognized ESG reporting frameworks such as CSRD, GRI, GRESB, SASB, ISSB, TCFD, or CDP is highly preferred.
• Strong knowledge of ESG reporting methodologies, sustainability regulations, and corporate sustainability practices.
• Experience in ESG data collection, analysis, reporting, and KPI management.
• Familiarity with sustainability reporting software and strong proficiency in Microsoft Excel and PowerPoint.
• Excellent analytical, reporting, and problem-solving skills with strong attention to detail.
• Ability to manage multiple projects and work effectively in a fast-paced, international environment.
• Strong communication and stakeholder management skills with the ability to collaborate across different functions and cultures.
• Excellent written and verbal communication skills in English.

Responsibilities

• Support the implementation of Group ESG policies, frameworks, and sustainability initiatives across business units.
• Collect, analyze, validate, and manage sustainability and ESG-related data to ensure accuracy, consistency, and audit readiness.
• Prepare ESG reports, presentations, dashboards, and management reports in accordance with internationally recognized reporting standards (e.g. CSRD, GRI, GRESB).
• Develop, monitor, and report ESG Key Performance Indicators (KPIs) and contribute to continuous improvement of ESG performance.
• Assess ESG-related risks and recommend mitigation actions to support business sustainability objectives.
• Maintain and continuously improve the Group's ESG data repository, policies, standards, and best practice library.
• Support the implementation of ESG transformation projects and contribute technical expertise to sustainability initiatives.
• Ensure compliance with applicable ESG regulations, environmental requirements, and internal corporate policies.
• Coordinate with internal stakeholders to gather ESG information and ensure timely completion of reporting activities.
• Engage with external stakeholders, including investors, regulators, industry associations, and rating organizations regarding ESG-related matters.
• Support the preparation of sustainability-related communication materials, including presentations, website content, newsletters, and other corporate communications.
• Monitor emerging ESG trends, regulatory developments, and reporting requirements to support continuous improvement.
• Coordinate, monitor, and follow up on ESG projects, working groups, and cross-functional initiatives.

Skills

ESG reporting

Stakeholder management

Data analysis

Excel

PowerPoint

Education

Bachelor's degree

Tools

ESG software

Job description

CoreX Holding is a highly diversified, vertically integrated, global industrial conglomerate established in 2024 by Robert Yüksel YILDIRIM after 35 years of his vast industrial, financial, and operational experience at YILDIRIM Group. With financial headquarters in Amsterdam, the Netherlands, and operational headquarters in Istanbul, Türkiye, CoreX is dedicated to creating new success stories through a visionary approach and exponential growth under the leadership and vision of its founder, Robert Yüksel YILDIRIM.

CoreX operates in 8 sectors, including metals & mining, ports & terminals, chemicals, green energy, shipping & logistics, infrastructure & construction, international trading, and financial investments. The company is active in 33 countries across 5 continents, employing over 25,000 people globally. As a profit-driven company, CoreX intends to focus on its future growth, utilizing its deep experience and extensive business know-how.

We are looking for a Global Senior Sustainability Specialist to be assigned at our headquarters in Maslak, Istanbul.

Responsibilities:

• Support the implementation of Group ESG policies, frameworks, and sustainability initiatives across business units.
• Collect, analyze, validate, and manage sustainability and ESG-related data to ensure accuracy, consistency, and audit readiness.
• Prepare ESG reports, presentations, dashboards, and management reports in accordance with internationally recognized reporting standards (e.g. CSRD, GRI, GRESB).
• Develop, monitor, and report ESG Key Performance Indicators (KPIs) and contribute to continuous improvement of ESG performance.
• Assess ESG-related risks and recommend mitigation actions to support business sustainability objectives.
• Maintain and continuously improve the Group's ESG data repository, policies, standards, and best practice library.
• Support the implementation of ESG transformation projects and contribute technical expertise to sustainability initiatives.
• Ensure compliance with applicable ESG regulations, environmental requirements, and internal corporate policies.
• Coordinate with internal stakeholders to gather ESG information and ensure timely completion of reporting activities.
• Engage with external stakeholders, including investors, regulators, industry associations, and rating organizations regarding ESG-related matters.
• Support the preparation of sustainability-related communication materials, including presentations, website content, newsletters, and other corporate communications.
• Monitor emerging ESG trends, regulatory developments, and reporting requirements to support continuous improvement.
• Coordinate, monitor, and follow up on ESG projects, working groups, and cross-functional initiatives.

Qualifications:

• Bachelor's degree in Environmental Engineering, Sustainability, Environmental Sciences, Business Administration, Industrial Engineering, Economics, or a related discipline.
• Minimum 3 years of professional experience in sustainability, ESG, corporate sustainability, environmental management, or a related field.
• Hands-on experience with internationally recognized ESG reporting frameworks such as CSRD, GRI, GRESB, SASB, ISSB, TCFD, or CDP is highly preferred.
• Strong knowledge of ESG reporting methodologies, sustainability regulations, and corporate sustainability practices.
• Experience in ESG data collection, analysis, reporting, and KPI management.
• Familiarity with sustainability reporting software and strong proficiency in Microsoft Excel and PowerPoint.
• Excellent analytical, reporting, and problem-solving skills with strong attention to detail.
• Ability to manage multiple projects and work effectively in a fast-paced, international environment.
• Strong communication and stakeholder management skills with the ability to collaborate across different functions and cultures.
• Excellent written and verbal communication skills in English.
• A proactive mindset with a passion for sustainability and continuous improvement.

We look forward to meeting you!

Many thanks for your attention in advance.