Administrative Assistant III

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.

The key attributes of anyone in a supporting admin role for the IMS are:

• Excellent communications skills - spoken and written (spelling and grammar)
• Can follow instruction, disciplined, has attention to detail and can check their own work
• Editorial experience in the preparation, review and formatting of documentation
• High intermediate to advanced skills in - Microsoft Word
• Intermediate skills in – MS Excel and MS PowerPoint
• Intermediate skills in - SharePoint
• Experience working in MS Visio and Adobe (for creating fillable PDF forms)
• Prepares or proofs correspondence, forms, spreadsheets, or documents, schedules meetings, makes travel arrangements, and/or maintains inventory of office supplies.
• Familiar with a variety of the field's concepts, practices, and procedures.
• Relies on experience and judgment to plan and accomplish more complicated goals.
• Uses Word, Excel, PowerPoint, Outlook, and other programs to accomplish work.
• Works under general supervision

Minimum Requirements:

• 3+ years of relevant experience in a fast-paced complex environment
• Proven work experience as an Administration Assistant
• Strong experience working in Microsoft Word, Excel, Outlook, and PowerPoint required.
• Highly motivated with ability to function well in a fast-paced environment.
• Excellent interpersonal, organizational and communication skills
• Strong attention to detail with an ability to deliver accurate documentation and task completion.
• Excellent time management skills and ability to multi-task and prioritize work.
• Experience managing multiple and changing demands, details, and deadlines.
• Prior experience in leading people is a plus.

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, and service recognition awards.

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 2024. 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.