Job description

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Summary

We are seeking an experienced GSAS Specialist to lead sustainability and environmental compliance initiatives for large-scale international airport projects. The successful candidate will be responsible for managing the Global Sustainability Assessment System (GSAS) certification process, ensuring all project phases comply with GSAS requirements and sustainability objectives. The role involves close coordination with multidisciplinary teams, clients, contractors, and regulatory authorities to achieve targeted sustainability ratings while promoting energy efficiency, environmental stewardship, and resource conservation.

Key Responsibilities

• Lead and manage the GSAS certification process from project planning through final certification.
• Ensure compliance with all GSAS criteria, sustainability standards, and environmental regulations throughout the project lifecycle.
• Review architectural, civil, structural, MEP, and infrastructure designs to ensure alignment with GSAS requirements.
• Coordinate with clients, consultants, contractors, and project stakeholders to achieve targeted GSAS certification levels.
• Prepare, review, and submit all required documentation for GSAS certification.
• Conduct sustainability assessments, audits, and compliance reviews during design and construction phases.
• Advise project teams on energy efficiency, water conservation, waste management, indoor environmental quality, and sustainable material selection.
• Monitor construction activities to ensure sustainability measures are properly implemented.
• Identify sustainability risks and recommend mitigation strategies.
• Prepare sustainability reports, progress updates, and compliance documentation for management and regulatory authorities.
• Provide technical guidance and mentoring on GSAS requirements to project teams.
• Liaise with relevant certification bodies and authorities to facilitate successful project certification.
• Support the development and implementation of sustainability strategies for airport infrastructure projects.

• Bachelor's degree in Civil Engineering, Architecture, Environmental Engineering, Sustainability, Mechanical Engineering, or a related discipline.
• Certified GSAS Specialist (CGSAS) or equivalent GSAS accreditation is mandatory.
• Minimum 10 years of knowledge and hands-on experience in the implementation and management of GSAS requirements and certification.
• Minimum 5 years of management experience on large international airport projects.
• Proven experience managing sustainability certification for complex infrastructure or aviation projects.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.