Piping / Plumbing Engineer

Join a Team Where Engineering Excellence Drives Opportunity

At Affiliated Engineers, Inc. (AEI) , we bring together expertise and innovation to solve the most complex challenges. Since 1978, we've supported mission-driven organizations in designing systems and environments that advance society and improve lives. Today, with more than 900 professionals across 22 offices, we help shape the future of healthcare, science and technology, energy, education, and other vital sectors.

From elevating patient care in Mayo Clinic's world-class hospitals to enabling discovery in high-containment laboratories for U.S. agencies and driving environmental progress with Microsoft's renowned Thermal Energy Center, our work enriches the human experience, safeguards the environment, and pushes the boundaries of possibility.

AEI consistently earns national recognition from leading industry publications, including Building Design+Construction, Engineering News-Record, and Consulting-Specifying Engineer, with distinctions such as being named the #1 Laboratory Engineering Firm in the nation and receiving multiple Best of the Best Project awards, underscoring the lasting legacy of our work.

At AEI, you'll join a collaborative community where your expertise fuels innovation, your ideas drive progress, and your work helps shape a brighter future.

As a Piping / Plumbing Engineer I in our Phoenix office for Summer 2026 , you will help us empower our clients to achieve energy-efficient building solutions, save global environments, and create a better, greener future for all.

Why we need you :

In this role, you will initially work with and be mentored by experienced engineers and will yourself help to mentor designers. Your initial assignments will include performing load calculations, determining system sizing and layouts, calculating equipment sizes, selecting equipment, completing field surveys, and reviewing equipment shop drawings. As you gain project experience, you will take on a greater role in leading piping / plumbing project teams, writing specifications, participating in project meetings with clients and other consultants, and supporting construction-phase work.

Expertise of our most successful Piping / Plumbing Engineer I :

• BSME / BSAE from ABET accredited school.
• Minimum GPA of 2.5.
• Non-academic internship.
• Leadership involvement in extracurricular activities / student organizations preferred.
• EIT certification (Passed the FE exam) a plus.
• Internship experience in the MEP consulting engineering field preferred.

Effective skills to help you flourish :

When you work here, you can expect :

If this dynamic environment and the chance to contribute to transformative projects resonate with your ambitions, we would love to connect with you. Join us and make an impact!

Apply online at

If you know someone who would thrive in this role, please share this posting with them directly via email or through your LinkedIn network.

AEI is proud to be an EEO / AA Employer / Vet / Disabled.