Sustainability Consultant

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 Description

Join AECOM's B+P Sustainable Design Team in an exciting opportunity to help lead our response to the climate emergency. Based in Madrid, you will work alongside architects, engineers, interior designers, and urban planners on a diverse portfolio of international projects. This role is suited to an experienced sustainability professional with a strong sustainability and design background, and the ability to guide projects from concept through delivery.

Responsibilities

Lead the development of sustainability and decarbonisation strategies for buildings and masterplans.

Deliver environmental and building performance analysis to inform design decisions from early concept stages onwards.

Develop and apply data-driven and parametric design workflows to support sustainable outcomes.

Prepare and review technical reports, sustainability strategies, and client presentations.

Collaborate with multidisciplinary teams and engage directly with clients and stakeholders.

Manage sustainability deliverables, ensuring high-quality project delivery.

Mentor junior team members and contribute to the growth of the Sustainable Design team.

Support innovation, research, and business development activities.

Qualifications

Education

Degree in Architecture, Environmental Engineering, Mechanical Engineering, Sustainability, or a related discipline.

A Master's degree in Sustainability, Environmental Design, or Building Physics is desirable

Experience

Proven experience in sustainable design, environmental consultancy, building performance analysis, or a related field, typically 5+ years.

Proven experience developing sustainability and decarbonisation strategies for buildings and masterplans.

Proven experience delivering environmental analysis and building performance assessments throughout the design process.

Experience supporting project delivery within multidisciplinary design teams.

Technical Knowledge

Strong understanding of low-carbon design, building physics, and environmental performance assessment.

Experience in Life Cycle Assessment (LCA), embodied carbon analysis, and whole-life carbon assessments using tools such as One Click LCA or similar.

Experience with environmental simulation tools such as IES VE, EnergyPlus, Radiance, Ladybug Tools, Honeybee, or equivalent.

Experience with parametric design and early-stage design tools, particularly Grasshopper, is highly desirable. Experience with Python or other scripting languages is an advantage.

Proficiency in Rhino, Revit, and Microsoft Office applications.

Knowledge of sustainability certification schemes such as LEED, BREEAM, WELL, or Passivhaus.

Key Competencies

Strong analytical, communication, and presentation skills.

Ability to manage multiple priorities and deliver high-quality work.

Ability to work independently while collaborating effectively within multidisciplinary teams.

Proactive mindset with a commitment to innovation and continuous learning.

Languages

Professional proficiency in English and Spanish.

Additional languages will be considered an asset.

Additional Information

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 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.