Job 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.

AECOM is seeking an Estimator for immediate employment at our New York office. The Estimator reports to the Change Order/ Estimating Manager and responsibilities include assisting and providing the documentation as below:

Responsibilities are included but not limited to:

• Identify Change Orders with client’s Contract Services Unit.
• Assist in scoping of Field Condition Change Orders.
• Produce Engineer’s Estimates for Field Condition Change Orders.
• Assemble Contract Change Request packages for scope approval.
• Issue Requests for Proposal (RFPs) via client EPMIS system.
• Produce independent estimates for non-field condition Change Orders to check validity of Engineer-of-Record produced Engineer’s Estimates.
• Reviews contractor’s estimates.
• Act as the lead in the negotiation of Change Orders.
• Package negotiation documents.
• Respond to auditor questions/comments.
• Update change order logs as process steps take place.
• Attend monthly internal change order update meetings and monthly change order update meetings with Contractor(s).
• Develops wage rate build-ups.
• Reads and interprets drawings and specifications.
• Develops detailed material take-offs for estimate development and field procurement of bulk materials.

Qualifications

Minimum Requirements :

• BA/BS degree in Engineering or Construction plus 4 years or demonstrated equivalency of experience and/or education.

Preferred Qualifications:

• Experience working for construction contractor(s) in NYC.
• Experience with NYCDEP projects.

Additional Information

• Relocation assistance is not available for this position
• Sponsorship for US employment authorization is not available now or in the future for this position

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.