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Internship - Mechanical Engineer

Fuss & O'Neill
Hartford, CT Intern
POSTED ON 9/25/2026
AVAILABLE BEFORE 11/1/2026

Department: MEP

Location: Hartford, CT

Compensation: $25.00 / hour

Description

Creativity. Innovation. A desire to effect positive change. That’s what it takes to work at Fuss & O’Neill – because that’s what we do for the communities in which we work: we create, innovate, and design long-lasting improvements that improve quality of life. Quality of life is also important on the job, so we’ve prioritized work-life balance by offering flexible/remote work opportunities, part-time benefits, and generous PTO. We believe that each day is an opportunity to support one another, to support our clients, and to support our communities. If you feel the same, then you’ve found your future.

Our MEP group in the Hartford, CT office is looking for a mechanical engineering intern, with an interest in Mechanical, Electrical, and Plumbing (MEP) fields, to work on various projects. This position will afford the successful student an opportunity to explore a wide variety of MEP work. Candidates with a strong desire to work in a dynamic consulting environment are encouraged to submit their resume.

Our internship program is a 12-week paid summer program. We offer in-depth work experience on real client projects in a supportive and collaborative environment. The position is full-time Monday through Friday.

Key Responsibilities

  • Project Variety: Work on diverse projects, including commercial building HVAC design.
  • Technical Calculations: Perform pressure drop calculations, duct sizing, and pipe sizing.
  • Field Surveys: Conduct field survey work to gather necessary data for design projects.
  • Collaborative Environment: Work alongside a skilled team of engineers and technicians.
  • Hands-On Design Experience: Engage in hands-on design of HVAC systems.
  • AutoCAD Proficiency: Prepare equipment layouts and designs using AutoCAD.
  • Cost Estimation: Participate in cost estimating for various mechanical systems.
  • Construction Administration: Assist in construction administration tasks, ensuring proper implementation of designs.

Skills, Knowledge and Expertise

  • Pursuing a degree in Mechanical Engineering
  • 3.0 GPA or higher
  • Proficiency with MS Office programs
  • Class project work related to MEP fields preferred
  • Experience with AutoCAD preferred
  • Ability to lift up to 30 lbs. of equipment

Why You’ll Love Working with Us

  • Schedule Flexibility: Customize your work schedule to fit your life.
  • Health & Wellness: Comprehensive health benefits to keep you and your family healthy.
  • Continuous Learning: Access to online courses, conferences, and learning materials to fuel your professional growth.
  • Paid Time Off: Take the time you need to recharge with our generous paid time off policy.
  • Career Advancement: Clear paths for promotions and the opportunity to take on new challenges.
  • Fun Team Culture: Regular team-building activities, happy hours, and company outings.

The base salary range for this role is indicated in the posting. This range reflects the company’s good faith estimate of the compensation for this position at the time of posting. Final compensation will be determined based on factors such as experience, skills, qualifications, internal equity, and geographic location.

Visa sponsorship is NOT available for this position

All offers are contingent upon a successful criminal background check. Fuss & O'Neill, Inc. is proud to be an Affirmative Action/Equal Opportunity Employer. Fuss & O’Neill participates in the Federal e-Verify program.

Salary : $25

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