Mechanical Engineer I

careers-aeieng; San Diego (CA); On-site; USD 75,000 - 90,000; Full time

Benefits offered by this job

Health, dental, vision, and retirement

Performance-based year-end bonus

Flexible work environment

Job summary

Affiliated Engineers, Inc. (AEI) in San Diego seeks a Mechanical Engineer I to support energy-efficient building solutions and environmental initiatives.

You will work under experienced engineers, perform load calculations, sizing layouts, and equipment selections, and contribute to field surveys and shop drawing reviews. As you grow, you’ll lead mechanical project teams, write specifications, participate in client meetings, and support construction-phase activities while benefiting from

Qualifications

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

Responsibilities

• Perform load calculations and determine system sizing and layouts.
• Calculate equipment sizes and select equipment; complete field surveys.
• Review equipment shop drawings and lead mechanical project teams over time.
• Write specifications and participate in client meetings.
• Support construction-phase work.

Skills

Load calculations

System sizing

Project teamwork

Communication skills

Time management

Education

ABET accredited BSME/BSAE

GPA 2.5

EIT certification (FE exam) a plus

Internship in MEP consulting engineering

Job description

Overview

Join a Team Where Engineering Excellence Drives Opportunity

AtAffiliated 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 Mechanical Engineer I in our San Diego office, 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:

Within our team framework, 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 mechanical project teams, writing specifications, participating in project meetings with clients and other consultants, and supporting construction-phase work.

Expertise of our most successful Mechanical 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:

• Strong spoken and written communications skills.
• Excellent organization and time management skills.
• Quick technical comprehension and motivation focused on client outcomes.
• Able to effectively prioritize multiple tasks.
• Effective working individually and within team environments.

When you work here, you can expect:

• A flexible, collaborative environment where your well-being matters—because your best work happens when you’re supported.
• Real opportunities to grow—through mentorship, professional development programs, and exposure to high-impact projects across disciplines.
• To collaborate with inspiring teammates who challenge the status quo, foster innovation, and pave the way for future leaders.
• A benefits package that offers health, dental, vision, and retirement, a performance-based year-end bonus, and thoughtful perks tailored to your needs—whether that's a flexible work environment, wellness resources, or community-focused initiatives, we’ll continue to invest in.

Estimated Starting Salary Range: $75,000 to $90,000If 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!

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

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