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Mechanical Engineering Designer (EIT)

US | PA | Philadelphia - 1700 Market Street Full time

TYLin is a globally recognized, full-service infrastructure consulting firm committed to providing innovative, cost-effective, constructible designs for the global infrastructure market. With over 3,000 employees throughout the Americas, Asia, and Europe, the firm provides support on projects of varying size and complexity. Together, we enhance conventional designs with smarter, more resilient systems. We provide people with better mobility. We steward precious resources by finding more sustainable solutions.

Job Summary

TYLin’s Rail + Transit team in New York City is looking for a Mechanical Engineering Designer who is eager to develop their skills in designing HVAC and ventilation systems for transit infrastructure. This is an exciting opportunity for an EIT or early-career engineer to gain hands-on experience on MTA, Amtrak, and other major urban transit projects while working in a collaborative and supportive environment.

Responsibilities & Qualifications

What You’ll Do:

  • Support the mechanical design of transit stations, tunnels, and maintenance facilities, including HVAC and tunnel ventilation systems.

  • Assist in preparing contract drawings, specifications, and technical documents.

  • Perform engineering calculations and system modeling under guidance from senior engineers.

  • Help ensure designs comply with NFPA, ASHRAE, NYC building codes, and other relevant standards.

  • Collaborate with architects, structural, and electrical engineers to understand integrated design solutions.

  • Participate in design reviews, QA/QC processes, and learn best practices in mechanical engineering design for transit.

What You Bring:

  • Bachelor’s degree in Mechanical Engineering.

  • EIT certification required; PE licensure a future goal.

  • 0–5 years of experience in mechanical design, ideally with HVAC or ventilation systems in buildings or transit facilities.

  • Basic understanding of mechanical design principles and relevant codes (NFPA, ASHRAE, NYC building codes).

  • Strong analytical, problem-solving, and technical skills.

  • Enthusiasm for learning, professional growth, and working in a collaborative team environment.

  • Clear communication skills and willingness to engage with multidisciplinary teams.

Why Join TYLin?

At TYLin, you’ll gain exposure to complex transit projects in New York City while building your technical skills in a supportive environment. You’ll collaborate with experienced engineers, participate in meaningful design challenges, and have opportunities to grow your career through hands-on learning, mentorship, and diverse project experience.

Design with purpose. Build what’s next. Join TYLin.


 

Additional Information

TYLin is committed to pay equity. As part of that commitment, we have provided the base compensation range of $65,000 - $110,000 annually for this position and local market. We recognize that each candidate brings a unique set of skills, experience, education and competencies to the table that will be reflected in our offer. TYLin is proud to offer exciting career development opportunities. 

#LI-Hybrid

TYLin offers a comprehensive total rewards package. Our benefits may include extensive medical, disability and life insurance coverage, continuing education benefits, paid time off, employee assistance program and a retirement savings plan with company matching contributions.

We encourage all candidates to explore our total rewards offering.

Collaboration, mission-driven focus, discipline, and leadership skills developed through military service benefit us all. Whether you are a Veteran, Guardsman or Reservist, a Military Spouse or you are planning to transition to civilian life in the near future, we welcome and value your application.

TYLin is an equal opportunity employer, and we prohibit discrimination and harassment of any type as protected by federal, provincial, state or local laws. We celebrate diversity and are committed to creating an inclusive environment for all employees.  The company and its employees are required to comply with all local health authority, legal or lawful client requirements.