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 AECOM is seeking a Mechanical Engineering Director with experience in hyperscale data center projects to lead and manage our U.S. Data Center Mechanical Department. This role is responsible for providing technical leadership, strategic direction, and oversight of the mechanical engineering team supporting hyperscale data center programs across the United States. The Mechanical Engineering Director will oversee the delivery of mechanical design services for data center projects, including HVAC and piping, while ensuring technical quality, consistency, and alignment with client standards. In addition to guiding project execution, this role is responsible for managing team performance, supporting resource planning and staffing, mentoring engineers, and establishing best practices and standards for mechanical design across the data center portfolio. While the role includes department leadership responsibilities, the Director is also expected to remain technically engaged. This includes providing hands on technical oversight and subject matter expertise on complex hyperscale data center projects, supporting project teams with critical design decisions, and serving as a senior technical resource for challenging mechanical systems and client requirements. This position offers the flexibility of a remote work schedule and can be based from a variety of locations in the US where AECOM has an office. Although the position is primarily remote periodic travel may be required for client meetings, key project milestones, onsite collaboration sessions, or other business‑critical activities. Travel is expected to be occasional and scheduled in advance. AECOM is a leader in the global data center consulting industry with robust teams in the Americas, Europe, Africa, Asia, and Australia. In this role, you will have the opportunity to work with our teams around the world on high-profile, fast-paced data center projects for global clients. This is a hands-on, client-facing role with an opportunity for upward career mobility. Job Description: - Provide leadership and management for the U.S. Data Center Mechanical Engineering team, supporting project delivery across multiple hyperscale data center programs. - Establish technical standards, best practices, and quality expectations for mechanical design across the data center portfolio. - Support project teams as a senior technical resource on complex hyperscale data center projects, providing guidance on system architecture, design decisions, and client requirements. - Provide technical oversight of mechanical system design, including HVAC systems, hydronic piping systems, and fire suppression systems, ensuring alignment with client standards and operational performance requirements. - Oversee coordination of mechanical engineering work with other disciplines, including electrical, structural, and architectural teams, to ensure integrated and constructible design solutions. - Support resource planning, staffing strategies, and workload balancing across the mechanical team to meet project schedules and client commitments. - Mentor and develop engineers within the department, supporting technical growth, professional development, and knowledge sharing. - Ensure mechanical designs comply with applicable industry codes, standards, and best practices relevant to hyperscale data center infrastructure. - Stay current on emerging technologies, industry trends, and evolving codes related to mechanical systems in data centers. - Provide technical oversight and support during construction phases when needed, assisting teams with RFIs, design clarifications, and complex field issues. - Participate in key client meetings and strategic discussions as a senior technical representative for mechanical engineering. - Evaluate and promote new technologies and engineering approaches that improve performance, reliability, and energy efficiency of data center mechanical systems. - Support continuous improvement of engineering processes, documentation standards, and design workflows across the data center practice. Qualifications Minimum Qualifications: - Bachelor’s degree in Mechanical Engineering plus twelve (12) years of relevant experience in mechanical design and/or mechanical engineering, with a focus on data center infrastructure, or demonstrated equivalency of experience and/or education, including 4 years of leadership experience. - Professional Engineer License (P.E.) is required - Direct experience supporting data center projects Preferred Qualifications: - Experience working with hyperscale or colocation clients - Experience managing large multi-disciplinary design teams - Experience with Design-Bid-Build and Design-Build delivery models Additional Information - Relocation is not available for this role. - Sponsorship is not available for this role. 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. - State/Province: Virginia - Business Group: DCS - Legal Entity: AECOM Technical Services Inc - Business Line: B&P - Buildings & Places - Work Location Model: Remote - Operating Group: Americas - Primary Location: US - Arlington, VA - 3101 Wilson Blv - Compensation: USD 200000 - USD 260000 - yearly

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 AECOM is seeking a Mechanical Engineering Director with experience in hyperscale data center projects to lead and manage our U.S. Data Center Mechanical Department. This role is responsible for providing technical leadership, strategic direction, and oversight of the mechanical engineering team supporting hyperscale data center programs across the United States. The Mechanical Engineering Director will oversee the delivery of mechanical design services for data center projects, including HVAC and piping, while ensuring technical quality, consistency, and alignment with client standards. In addition to guiding project execution, this role is responsible for managing team performance, supporting resource planning and staffing, mentoring engineers, and establishing best practices and standards for mechanical design across the data center portfolio. While the role includes department leadership responsibilities, the Director is also expected to remain technically engaged. This includes providing hands on technical oversight and subject matter expertise on complex hyperscale data center projects, supporting project teams with critical design decisions, and serving as a senior technical resource for challenging mechanical systems and client requirements. This position offers the flexibility of a remote work schedule and can be based from a variety of locations in the US where AECOM has an office. Although the position is primarily remote periodic travel may be required for client meetings, key project milestones, onsite collaboration sessions, or other business‑critical activities. Travel is expected to be occasional and scheduled in advance. AECOM is a leader in the global data center consulting industry with robust teams in the Americas, Europe, Africa, Asia, and Australia. In this role, you will have the opportunity to work with our teams around the world on high-profile, fast-paced data center projects for global clients. This is a hands-on, client-facing role with an opportunity for upward career mobility. Job Description: - Provide leadership and management for the U.S. Data Center Mechanical Engineering team, supporting project delivery across multiple hyperscale data center programs. - Establish technical standards, best practices, and quality expectations for mechanical design across the data center portfolio. - Support project teams as a senior technical resource on complex hyperscale data center projects, providing guidance on system architecture, design decisions, and client requirements. - Provide technical oversight of mechanical system design, including HVAC systems, hydronic piping systems, and fire suppression systems, ensuring alignment with client standards and operational performance requirements. - Oversee coordination of mechanical engineering work with other disciplines, including electrical, structural, and architectural teams, to ensure integrated and constructible design solutions. - Support resource planning, staffing strategies, and workload balancing across the mechanical team to meet project schedules and client commitments. - Mentor and develop engineers within the department, supporting technical growth, professional development, and knowledge sharing. - Ensure mechanical designs comply with applicable industry codes, standards, and best practices relevant to hyperscale data center infrastructure. - Stay current on emerging technologies, industry trends, and evolving codes related to mechanical systems in data centers. - Provide technical oversight and support during construction phases when needed, assisting teams with RFIs, design clarifications, and complex field issues. - Participate in key client meetings and strategic discussions as a senior technical representative for mechanical engineering. - Evaluate and promote new technologies and engineering approaches that improve performance, reliability, and energy efficiency of data center mechanical systems. - Support continuous improvement of engineering processes, documentation standards, and design workflows across the data center practice. Qualifications Minimum Qualifications: - Bachelor’s degree in Mechanical Engineering plus twelve (12) years of relevant experience in mechanical design and/or mechanical engineering, with a focus on data center infrastructure, or demonstrated equivalency of experience and/or education, including 4 years of leadership experience. - Professional Engineer License (P.E.) is required - Direct experience supporting data center projects Preferred Qualifications: - Experience working with hyperscale or colocation clients - Experience managing large multi-disciplinary design teams - Experience with Design-Bid-Build and Design-Build delivery models Additional Information - Relocation is not available for this role. - Sponsorship is not available for this role. 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. - State/Province: Virginia - Business Group: DCS - Legal Entity: AECOM Technical Services Inc - Business Line: B&P - Buildings & Places - Work Location Model: Remote - Operating Group: Americas - Primary Location: US - Arlington, VA - 3101 Wilson Blv - Compensation: USD 200000 - USD 260000 - yearly

The Role The Mechanical Commissioning Senior Specialist provides technical expertise and project leadership across the full commissioning lifecycle for critical facilities. This role supports MEP design reviews, leads functional testing of complex mechanical systems, and collaborates with engineers, contractors, vendors, and client teams to validate and optimize newly installed and operational systems. The specialist works independently day-to-day, receiving high-level direction on new initiatives. They lead commissioning efforts and project teams on complex assignments, coordinating personnel and ensuring all work aligns with organizational goals, values, and departmental objectives. What You'll Do Perform On-site Commissioning Activities and Manage Projects (50%) - Lead on-site inspections, validation, functional testing, troubleshooting, and verification of mechanical and controls systems using appropriate technical equipment. - Participate in factory witness testing and observe startup activities. - Direct vendors and contractors during testing and commissioning activities. - Serve as primary site contact, onboarding project teams, coordinating resources, forecasting needs, and maintaining strong client relationships. - Develop project proposals (scope, schedule, budget) with supervisory input and manage project timelines, risks, and cost controls to meet deadlines and deliverables. Develop Testing Plans and Procedures for Complex Projects (20%) - Develop comprehensive commissioning plans, pre-functional checklists, and functional performance test scripts for complex projects Review Construction Related Design Documents, Drawings and Specifications(15%) - Review shop drawings, submittals, and sequences of operations. - Lead and participate in commissioning-focused design reviews Reporting & Documentation (15%) - Prepare and oversee project communications, progress reports, and final commissioning reports for stakeholders and clients. - Manage personal and project team hours using company tools. What You'll Bring - Bachelor’s degree in engineering, construction or related discipline or two years’ experience with installation, hands-on testing, validation and troubleshooting of mechanical and controls infrastructure. - Minimum eight years’ additional experience with installation, hands-on testing, validation and troubleshooting of mechanical and controls infrastructure. - Strong knowledge of mechanical and controls system principles. - Proficient in MS Office Suite with excellent organizational and documentation skills. - High attention to detail with the ability to complete assignments accurately. - Skilled in analyzing and preparing technical documents, reports, and correspondence. - Strong verbal and written communication skills, including client-facing interactions. - Ability to work both independently and collaboratively, managing priorities, deadlines, and pressure effectively. - Capable of planning and delegating tasks across project teams. - Ability to work effectively in remote and on-site environments with strong self-motivation and proactive problem-solving. - Commitment to following company and site safety requirements. - Ability to leverage AI and emerging technologies to streamline workflows and improve operations. Physical Demands Reasonable accommodations may be made to enable individuals with disabilities to perform essential job functions. This role requires frequent handling of small parts and tools, periods of stationary work, and movement through office, critical facility, and outdoor environments—including confined spaces and varying temperatures. The employee will regularly climb stairs and ladders and may occasionally need to position themselves under or over equipment or move items up to 50 pounds. Travel/Relocation Requirements - Up to 75%, this may include travel to any or all 50 US states. - Must be located near a major airport. - Effective May 7, 2025, and in accordance with U.S. federal regulations for domestic air travel, a valid REAL ID (or an acceptable alternative, such as a passport) is required for travel associated with this position. - Travel may involve transportation by car or plane depending on the destination and nature of the business need. - Travel is defined as physically leaving home on behalf of business activities including but not limited to client sites, meetings with other employees, meetings for business development purposes, running errands on behalf of the business, attending industry conferences, etc. - Potential relocation opportunities may exist per project needs. - International travel may be required based on individual skill, training and project needs. - Travel may involve transportation by car or plane depending on the destination and nature of the business need. - Must have a valid driver's license. What We Offer - Choice of comprehensive medical plans (including two PPO-style plans and a HDHP w/ HSA option). - Flex spending accounts (FSA). - Dental and vision plans. - Comprehensive medical, dental and vision benefits extended to spouse / domestic partner and dependent children up to age 26. - 401k with company match and self-directed brokerage account option. - PTO including additional paid time off during the last week of the year. - Company paid life insurance coverage for employees and their eligible dependents. - Short and long-term disability, AD&D coverage. - Professional development opportunities, tuition reimbursement, and professional licensing assistance. - Paid parental leave after one year of employment. EEO CCCx provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, genetics, sexual orientation, gender identity, or gender expression. We are committed to a diverse and inclusive workforce and welcome people from all backgrounds, experiences, perspectives, and abilities. Notice To Third Party Agencies CCCx does not accept unsolicited resumes from recruiters, employment agencies, or other staffing services. Unsolicited resumes include any resume or hiring document sent to CCCx in the absence of a signed Service Agreement where CCCx has expressly requested recruitment/staffing services specific to the position at hand. Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of CCCx and CCCx will have the right to hire that candidate without reservation – no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service.

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 AECOM is seeking to hire a highly skilled Senior Mechanical Designer for the Data Center and Mission Critical team for our east region. The ideal candidate for this position should be familiar with the tech sector, mission critical and data center industry, understanding the requirements of scale, speed, and consistency in data centers. This position offers the flexibility of a remote work schedule and can be based from a variety of locations in the US where AECOM has an office. Although the position is primarily remote periodic travel may be required for client meetings, key project milestones, onsite collaboration sessions, or other business‑critical activities. Travel is expected to be occasional and scheduled in advance AECOM is a leader in the global data center consulting industry with robust teams in the Americas, Europe, Africa, Asia, and Australia. In this role, you will have the opportunity to work with our teams around the world on high-profile, fast-paced data center projects for global clients. This is a hands-on, client-facing role with an opportunity for upward career mobility. Responsibilities, required experience, and qualifications are summarized below: Key Responsibilities: - Data Center Heat Rejection and HVAC System Design: Developing and designing Heat Rejection and HVAC systems specifically tailored for data centers, considering factors such as type of cooling requirement as air cooled or direct fluid cooled, associated cooling loads, future flexibility of the system to accommodate variable heat distribution scenarios, phased construction and operation, airflow management, humidity control, system redundancy providing concurrent maintainability, energy efficiency, and compliance with industry standards and best practices. - Cooling System Selection: Selecting appropriate air/water side cooling systems for data centers, including Fan wall units, computer room air handlers (CRAHs), chilled water systems, DX systems and CRAC units, in-row cooling, and containment solutions, based on the specific cooling requirements of the data center and the criticality of the equipment. - Computational Fluid Dynamics (CFD) Analysis: Conducting internal CFD simulations to optimize airflow distribution, transient period analysis, identify hotspots, and ensure efficient cooling throughout the data center. Conducting external CFD on individual buildings and/or campus-wide to simulate effects of different electrical and mechanical components on each other and effects on design day selection criteria capacity of each component. For both types, prepare and/or direct preparation of models and analyse the results to recommend design modifications and optimize the Heat rejection and HVAC system performance. Coordinate the required changes and resulting effects with other trades on project. - Redundancy and Fault Tolerance: Designing HVAC systems with redundancy and fault-tolerant features to ensure continuous operation of the data center in the event of equipment failure or maintenance activities. This includes the design of backup cooling systems, automatic switchover mechanisms, and monitoring systems. - Heat Load Calculation and Capacity Planning: Performing heat load calculations for data centers to determine the cooling requirements based on the IT equipment, power density, anticipated growth, and phasing of the construction and operational steps. Conducting capacity planning to ensure the HVAC system can accommodate future expansions and upgrades. Performing HVAC loads for admin and common sections of the facility. - Energy Efficiency and Sustainability: Implementing energy-efficient HVAC design strategies, such as utilizing economizers, variable speed drives, energy recovery systems, and optimizing airflow management techniques, to minimize energy consumption and support sustainability initiatives. - Air Quality and Filtration: Ensuring the data center's air quality is maintained at optimal levels by designing appropriate filtration systems and implementing air quality monitoring mechanisms. Addressing concerns related to particulate matter, humidity control, and contaminant removal to protect sensitive IT equipment. - Coordination with Electrical and Mechanical Systems: Collaborating with electrical engineers and mechanical engineers to integrate the heat rejection and HVAC system seamlessly with the electrical infrastructure, UPS systems, emergency power systems, fire suppression systems, and other critical infrastructure components. Qualifications Minimum Qualifications: - Bachelor's Degree with 4+ years of relevant experience or demonstrated equivalency of experience and or education. - Experience in data center mechanical and electrical equipment installation and operation. Preferred Qualifications: - Direct experience supporting data center projects - Experience working with hyperscale or colocation clients - Experience with Design-Bid-Build and Design-Build delivery models - Professional licensure (Architect, Engineer) is preferred but not required Additional Information - Relocation is not available for this role. 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. - State/Province: Virginia - Business Group: DCS - Legal Entity: AECOM Technical Services Inc - Business Line: B&P - Buildings & Places - Work Location Model: Remote - Operating Group: Americas - Primary Location: US - Arlington, VA - 3101 Wilson Blv - Compensation: USD 110000 - USD 150000 - yearly