Mechanical Engineering Co-op | Philadelphia, PA 

100% Employee-Owned · Big-firm resources, local-team relationships, ONE •••• culture 

This posting is for Summer 2027 Co-op Internship opportunities. 

•••• is hiring a Mechanical Engineering Co-op in Philadelphia, PA. In this role, you will work closely with experienced engineers and consultants on the analysis, design, and implementation oversight of mechanical systems for the vertical building industry. 

As a co-op intern, you will gain hands-on experience over a 3-12 month program, assisting with the analysis, design, and implementation oversight of mechanical systems. This paid, mentored opportunity includes real project work while collaborating across disciplines, working within project budgets, and supporting project goals and client expectations. 

At a Glance 

Location: Philadelphia, PA 

Discipline: Mechanical 

Markets: Education 

Ownership: 100% employee-owned (ESOP) 

Work Schedule: Full-time hybrid, 3-12 month program 

Program Length: 3-12 months 

Sponsorship: Not available 

What You'll Do 

  • Assist with design portions of discipline-system projects according to code and •••• standards. 
  • Assist with researching commercially available equipment resources. 
  • Assist with client relations, project design notebooks, and permanent-record documentation. 
  • Assist with coordinating design and schedules with architectural, structural, electrical, mechanical, technology, clerical, and equipment-supplier disciplines. 
  • Assist with documenting design decisions, meetings, and client instructions while monitoring design progress. 
  • Assist with reviewing project documents for accuracy and completeness before requesting a final check. 
  • Assist with preparing and issuing addendum information. 
  • Conduct periodic job site observations and other services required by the contract services agreement. 

What You'll Bring 

Required Education 

  • Completed at least 2 years towards a Bachelor of Science (BS) Degree in Mechanical Engineering, or equivalent required 

Required Skills/Abilities 

  • Strong interest in design consulting 
  • Proficient with MS Office Suite including, but not limited to, Word, Excel, and Outlook 
  • Skilled in AutoCAD and/or Building Information Modeling (BIM) software 
  • Ability to clearly communicate in both oral and written communication to individuals or groups 

Preferred 

  • Prior internship experience in the building design consulting industry preferred 

Physical Requirements 

  • Regularly required to sit, walk, stand, talk, see, hear, and lift objects up to 25 pounds 
  • Occasionally required to drive, kneel, stoop, crouch, crawl, reach with hands or arms, and grasp or pull 
  • Will have limited exposure to outside weather conditions and loud noises 

About the Team 

  • Philadelphia MEP team with a strong education and cultural-institution portfolio 
  • Museum, library, and campus work including Penn Museum, Swarthmore, and Johns Hopkins 
  • HVAC replacement and electrical switchgear, including historic-preservation projects 
  • Multifamily housing and religious-facility experience 
  • Recent work includes Penn Museum Egypt & Nubia Galleries, Cultural; Swarthmore McCabe Library, Education; and Eastern State Penitentiary HVAC, Cultural. 

Why •••• 

We put people at the center of who we are, creating positive outcomes for people, communities, and our planet. 

  • A paid internship with real, hands-on project work, not busywork 
  • A structured program with an assigned mentor and a cohort of fellow interns 
  • A clear path to full-time: many interns and co-ops convert to full-time roles at •••• 
  • IDEA Program: a firm-wide innovation accelerator where employees across every discipline develop and scale new tools, from VR and AI to carbon-reduction technology 
  • Real impact from day one: at ••••, an intern once became our Virtual Reality leader 
  • Exposure across disciplines and offices at a 100+ office, employee-owned firm 
  • MEG, our in-house AI platform, helps employees find information and build agents that streamline project workflows and calculations 

Consistent with Philadelphia law, a background check may be conducted after a conditional offer of employment. Any criminal history will be assessed on an individualized basis in relation to the position. 

Bring Your Career to •••• 

Apply today to build hands-on mechanical engineering experience and contribute to projects that support people and communities. 

••••, an employee-owned corporation, is committed to investing in employees’ futures through professional development programs and opportunities for career advancement. We offer a comprehensive benefits package including generous PTO, flexible schedule, and assistance with tuition reimbursement. Additionally, employees are eligible to enroll in health, dental, vision, and life insurance on their first day of employment.

Want to learn more about •••• and our other amazing career opportunities?  Please visit ••••••••••••••••••••••. 

•••• is committed to providing equal employment opportunities in all employment practices, without regard to race, color, religion, sex (including sexual orientation or gender identity), gender, national origin, disability, age, genetic information (including family medical history), parental status (including pregnancy, childbirth or related medical conditions including lactation), ethnic origin, hair type (including hairstyle or hair texture), citizenship status, marital status, military service, veteran’s status, political affiliation, non-merit-based factors, or any other characteristic protected by law. In accordance with antidiscrimination law, it is the purpose of this policy to put into effect these principles and mandates. •••• prohibits discrimination and harassment of any type. •••• conforms to the spirit as well as to the letter of all applicable laws and regulations.

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