Summer 2026 - Mechanical Engineering Intern

STV

Posted 5 days ago

Internship

Philadelphia, Pennsylvania

Hybrid

Smart Summary

The intern will assist with HVAC designs, calculations, and reports for building projects, participating in equipment selection and specification writing. They will also lead projects under guidance, mentor junior staff, and meet with clients to discuss requirements.

STV is seeking a Mechanical Engineering Intern to join their Buildings team. Candidates should be pursuing a bachelor’s or master’s degree in Mechanical Engineering at an ABET-accredited University or NCEES equivalent. This internship offers an opportunity to work alongside an experienced team and contribute to meaningful projects.

Must Have Skills for ATS

HVAC Design

Calculations

Reporting

Equipment Selection

Specification Writing

Project Leadership

Mentoring

Client Meetings

Collaboration

Engineering Design

Problem Solving

Drawing Modification

Code Compliance

Engineering Techniques

Project Planning

Construction Support

Job Description

STV is seeking an enthusiastic and motivated Mechanical Engineering Intern to join our Buildings team. This internship offers an opportunity for undergraduate and graduate-level candidates to work alongside our experienced team, learn, and contribute to meaningful projects.  This hybrid position requires at least 3 days a week in the office. Preference will be given to those who can participate in the internship for at least 3 months and can work full-time.

Responsibilities:

  • Assist in HVAC designs, calculations, and reports for various building projects.
  • Participate in equipment selection and specification writing processes.
  • Lead projects under the guidance of senior engineers.
  • Mentor junior staff members and provide guidance as needed.
  • Meet with clients to discuss project requirements and make recommendations based on their needs.
  • Collaborate with multidisciplinary teams including structural, traffic, and geotechnical engineers.
  • Plan, organize, and develop engineering activities for construction and maintenance projects.
  • Evaluate, select, and apply engineering techniques, procedures, and criteria.
  • Devise innovative approaches to solve engineering problems.
  • Prepare or modify drawings, specifications, calculations, charts, and graphs.
  • Monitor work to ensure compliance with applicable codes and engineering practices.
  • Perform other tasks as assigned to support project goals and team objectives.

Required:

  • Currently pursuing a bachelor’s or master’s degree in Mechanical Engineering at an ABET-accredited University or NCEES equivalent.

Compensation Range:

$47,959.00 - $54,498.00

STV offers the following benefits • Health insurance, including an option with a Health Savings Account • Dental insurance • Vision insurance • Flexible Spending Accounts (Healthcare, Dependent Care and Transit and Parking where applicable) • Disability insurance • Life Insurance and Accidental Death & Dismemberment • 401(k) Plan • Retirement Counseling • Employee Assistance Program • Paid Time Off (starting at 16 days) • Paid Holidays (9 days) • Back-Up Dependent Care (up to 10 days per year) • Parental Leave (up to 80 hours) • Continuing Education Program • Professional Licensure and Society Memberships

STV is committed to paying all of its employees in a fair, equitable, and transparent manner. The listed pay range is STV’s good-faith salary estimate for this position. Please note that the final salary offered for this position may be outside of this published range based on many factors, including but not limited to geography, education, experience, and/or certifications.

Not sure this role is the perfect match? We encourage you to apply if STV’s work and values resonate with you. We know great candidates don’t always meet every qualification, and research shows women and people of color are less likely to apply unless they do. At STV, we believe strong talent comes from a wide range of backgrounds, and your skills and experience may align with this or another opportunity as we continue to grow.

STV

STV offers professional services for the infrastructure that powers our lives. We are experts in transportation systems, building design, water systems and other essential infrastructure. Harnessing national expertise to solve local challenges, STV works with public and private sector clients to make communities better – now and for the future. ************ ⬇️ Our Community Guidelines ⬇️ We’re committed to fostering a respectful, inclusive and professional community on our LinkedIn page. Here’s what we expect from everyone who engages with us: ✅ Do: • Share ideas, insights and constructive feedback • Engage respectfully with others 🚫 Don’t: • Use offensive, discriminatory or harassing language • Post spam, self-promotion or misleading information • Share confidential or proprietary content Moderation Policy: We reserve the right to remove comments that violate these guidelines and block repeat offenders to maintain a safe and productive space. Thank you for helping us create a positive environment for all.

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