Mechanical Engineer Intern

Affiliated Engineers, Inc; Denver (CO); On-site; USD 18,000 - 26,000; Full time

Benefits offered by this job

Health insurance

Dental coverage

Vision coverage

401(k) retirement plan

Year-end bonus

Flexible work environment

Wellness resources

Community initiatives

Job summary

Affiliated Engineers, Inc. (AEI) invites a Mechanical Engineer Intern to join our Denver office for Summer 2027.

You will engage in energy-efficient building solutions, observe project workflows, and gain hands-on experience on complex engineering challenges alongside seasoned professionals. Enrollment in a Mechanical or Architectural Engineering program from an ABET-accredited school is required; completing three years of coursework or junior standing with a minimum 2.5 GPA, plus demonstrated

Qualifications

• Must be enrolled in a Mechanical or Architectural Engineering program from an ABET-accredited school.
• Completed 3 years of coursework or have junior standing.
• Minimum GPA of 2.5.
• Leadership involvement in student activities or organizations.

Skills

Strong communication

Organization

Quick technical comprehension

Team player

Education

ABET-accredited Mechanical/Architectural Engineering program

Job description

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 1000 professionals across 23 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 Intern in our Denver office for Summer 2027, you will help us empower our clients to achieve energy-efficient building solutions, save global environments, and create a better, greener future for all.

Here’s why we need you:

In this role, you will have the opportunity to approach design in unconventional ways, apply your knowledge while working on significant and complex projects, work alongside professionals known for advanced engineering solutions, observe how a successful engineering firm operates, establish ties that could solidify your professional future, and learn within a friendly, supportive environment.

Expertise of our most successful Mechanical Engineer Intern:

• Enrollment inMechanical or Architectural Engineering program from ABET accredited school.
• Completed 3 years of coursework or have a junior standing.
• Minimum GPA of 2.5.
• Leadership involvement in extracurricular activities/student organizations.

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.

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