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Senior Mechanical Engineer - job 3 of 12

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 Senior Mechanical Engineer to be based in Orange, CA; Denver, CO; Houston, TX; or Columbus, OH.

About AECOM: 

AECOM is a globally recognized architecture and engineering design firm. This global presence allows our creative designers to have a positive impact on millions of lives located around the globe. Our practice is centered around people and the way that they interact and experience our designs and the built environment.  By leveraging the design thought process our multi-disciplinary teams develop solutions that solve client and global challenges. Our projects have a direct positive impact on the spaces and policies that define the world we live in, ultimately creating a thoughtful, resilient, and beautiful future. 

About Buildings + Places: 

Our Buildings + Places practice includes architecture, interiors, building and system engineering, urbanism, and planning and landscape design, strategy +, economics, technology solutions, asset advisory, and cost and program management. This team assists our clients from strategy through project realization, creating positive outcomes for those who occupy and use the buildings and environments we help to create. Our practice work includes a wide range of small to large projects in varied market sectors such Science & Technology, Advanced Manufacturing, Commercial, Aerospace, Higher Education, Industrial and Process, Transportation, Aviation Sports and Federal market sectors.  We look to combine beauty, sustainability, resiliency, and innovation in our projects and believe these values can be instilled in any project regardless of size or budget.  

The Senior Mechanical Engineer works in a highly collaborative environment on a wide range of projects. The ideal candidate will have a passion for designing building mechanical systems and supporting junior staff. The Engineer knows how to perform the technical calculations and design, understands the project requirements and the effort required to complete the work. The candidate should be able to design the projects from concept up to construction and delivery to the Client. Candidate should be capable of working independently with limited supervision to complete both small and large complex projects. Excellent written and verbal communication skills with internal and external clients is required. Candidate must be well organized, be able to demonstrate critical thinking and can quickly recognize issues and be part of the solution. 

The responsibilities of this position include, but are not limited to: 

  • Mechanical engineering from conceptual design through construction administration, commissioning and post-occupancy 
  • Be competent in all aspects of mechanical systems design for a variety of types of projects or markets to complete routing engineering assignments and calculations 
  • Writing reports for internal and external purposes based on findings 
  • Stays current on codes and technologies appropriate to the Mechanical discipline 
  • Researches, develops, designs, specifies, and witnesses the testing of mechanical systems, equipment, components, and materials, applying principles and techniques of mechanical engineering 
  • Organizes and conducts site visits for the purpose of data collection and evaluation of mechanical systems, equipment, components, and materials for projects with and without well-defined scopes 
  • Develops designs within a BIM design environment 
  • Develops, designs, and specifies equipment, components and materials for all building 
  • Coordinating with multiple disciplines and acting as mechanical engineer point of contact to ensure that coordinated projects are delivered within budget on schedule and with high quality work.  
  • Assist in proposal preparation in conjunction with the senior leadership of the office 
  • Manage and work on multiple projects with other team members and mentors junior staff 
  • Ensures discipline plans that are created meet overall project team requirements for project scope and schedule 
  • Review team member's work for quality and recognition of training requirements 
  • Attend and present to owners, clients and architects as needed.

Qualifications

Minimum Requirements: 

  • BA/BS in Mechanical Engineering, Architectural Engineering or similar field +6 years of related experience or demonstrated equivalency of experience and/or education  
  • Professional Engineer (PE) registration 

Preferred Qualifications: 

  • A minimum of eight (8) years of related experience or demonstrated equivalency of experience and/or education 
  • Strong mechanical code knowledge including International Fuel Gas Code, ASHRAE standards, NFPA and other relevant codes and standards 
  • Experience in designing complex hydronic systems, steam, VRF systems and sustainable designs. This includes cooling towers, water cooled chillers, air cooled chillers, hot water and steam boilers, geothermal systems, etc. 
  • Experience in developing specification book in alignment with design and specific performance criteria 
  • Instrumentation and controls design/engineering experience 
  • Revit and CAD experience 
  • Ability to use load calculation software such as Trace700 and other energy modeling softwares such as eQuest, IES is a plus. 
  • Competent in all conventional aspects of mechanical engineering and conducts work requiring judgment in the independent evaluation, selection and substantial adaptation and modification of standard mechanical engineering techniques, procedures, and criteria. 
  • Plumbing and Fire Protection system design experience 
  • Medical gas piping design experience is preferred 
  • Experience with sustainable design and certification or high performance buildings 
  • Excellent communication skills: articulate, assertive, and confident 
  • Creative thinker with effective teamwork skills 
  • Analyze equipment energy use for optimizing systems selection 
  • Project related travel may be required for this position 

Additional Information

  • Hybrid work environment – Fully remote position not available.
  • Sponsorship is not availble for this opportunity

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 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. 

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What You Should Know About Senior Mechanical Engineer , AECOM

At AECOM, we are on an exciting journey to deliver a better world, and we're looking for a passionate Senior Mechanical Engineer to join our dynamic team in Houston, TX. This isn't just a job; it's an opportunity to make a real difference. You'll be diving into a variety of projects, from commercial buildings to advanced manufacturing environments, all while collaborating with a talented group of engineers, architects, and designers. Your role will encompass everything from conceptual design to construction administration, making your input crucial for each project's success. We value individuals who thrive in a fast-paced, collaborative environment and are eager to take on the responsibilities of not only fulfilling project requirements but also mentoring junior engineers. As a Senior Mechanical Engineer, you'll conduct technical calculations, design intricate mechanical systems, and even ensure that our designs comply with the latest codes and technologies. Your expertise will allow you to organize site visits for data collection while seamlessly coordinating with multiple disciplines to deliver high-quality projects on time and within budget. If you’re someone who enjoys solving complex challenges and possesses excellent communication skills, we would love for you to bring your ideas and creativity to our team at AECOM. Come join us in shaping the spaces that future generations will thrive in!

Frequently Asked Questions (FAQs) for Senior Mechanical Engineer Role at AECOM
What are the key responsibilities of a Senior Mechanical Engineer at AECOM?

The Senior Mechanical Engineer at AECOM is responsible for overseeing the design of mechanical systems from concept through construction administration. This includes developing innovative solutions for various project types, conducting technical calculations, writing comprehensive reports, organizing site visits for data evaluation, and ensuring adherence to industry codes and standards.

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What qualifications should a Senior Mechanical Engineer have to work at AECOM?

To be considered for the Senior Mechanical Engineer position at AECOM, candidates should possess a BA/BS in Mechanical Engineering or a related field, along with at least 6 years of relevant experience. A Professional Engineer (PE) registration is preferred, along with proficiency in mechanical system designs and strong knowledge of relevant codes such as the International Fuel Gas Code and ASHRAE standards.

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What types of projects will a Senior Mechanical Engineer work on at AECOM?

As a Senior Mechanical Engineer at AECOM, you'll engage in various projects across multiple sectors including science and technology, commercial buildings, and industrial processes. You'll have the chance to design systems for advanced manufacturing facilities, educational institutions, and even government buildings, ensuring that each project meets the unique needs of the client.

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Is teamwork important for the role of Senior Mechanical Engineer at AECOM?

Absolutely! Teamwork is crucial for the Senior Mechanical Engineer role at AECOM. You will collaborate closely with architects, engineers from various disciplines, and project managers to successfully coordinate designs and ensure the timely delivery of high-quality work that meets client expectations.

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What benefits does AECOM offer to its Senior Mechanical Engineers?

AECOM provides comprehensive benefits for its employees, which may include medical, dental, and vision insurance, paid time off, retirement savings plans, flexible work options, and ongoing training and development programs aimed at enhancing both technical skills and leadership capabilities.

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Common Interview Questions for Senior Mechanical Engineer
Can you describe your experience with mechanical systems design?

In answering this question, emphasize your past projects where you contributed to the design of mechanical systems. Detail the types of systems you worked on, such as HVAC, plumbing, or fire protection, and include any relevant software tools used like Revit or load calculation software.

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How do you ensure compliance with relevant codes and standards in your designs?

Discuss your approach to staying updated on local and international codes, your methods for integrating these standards into your designs, and any specific examples where adhering to these codes resulted in successful project outcomes.

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What is your experience in mentoring junior engineers?

Share specific instances where you provided guidance to junior staff. Highlight the techniques you used to support their growth, such as training sessions, project collaborations, or feedback mechanisms that enhanced their skills and understanding of mechanical engineering.

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Describe a challenging project you worked on and how you overcame obstacles.

Provide a clear example of a difficult project, detailing the challenges faced, your thought process in addressing those challenges, and the successful outcomes that resulted from your solutions. This will demonstrate your problem-solving skills and resilience.

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How do you prioritize tasks when managing multiple projects?

Explain your time management strategies, including how you utilize tools like project management software to keep track of deadlines, allocate resources effectively, and stay organized while ensuring high-quality outputs on multiple projects.

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What techniques do you use for effective communication with clients?

Discuss your communication style and any successful strategies you've implemented in past projects, such as regular updates, engaging presentations, or client meetings, which help build trust and ensure client needs are met throughout a project's lifecycle.

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Can you explain your experience with BIM in mechanical systems design?

Share your familiarity with Building Information Modeling (BIM), providing examples of how you've utilized BIM for coordination and collaboration in projects. Highlight any specific software you have experience with and how it benefits project outcomes.

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What steps do you take to conduct site visits for data evaluation?

Outline your approach to planning and executing site visits, including how you prepare, what data you collect, and how you analyze that data to inform your designs and improve project performance.

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How do you approach sustainability in your engineering designs?

Discuss your philosophy on sustainable design, including examples of projects where you implemented energy-efficient systems or materials, and your familiarity with sustainable certification processes or standards.

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What software tools do you find most effective in your role as a mechanical engineer?

Mention specific software tools you are proficient in, such as Revit, CAD, or energy modeling programs like Trace700, and illustrate how each tool has helped you achieve project goals or improve workflow efficiency.

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As the world’s trusted infrastructure consulting firm, we’re committed to managing our business with the utmost responsibility and to always strive for better – whether by reducing emissions, creating social value or diversifying our senior leader...

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Full-time, hybrid
DATE POSTED
April 16, 2025

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