mechanical engineer intern jobs in Philadelphia

Albacore Inc. is a Philadelphia-based company building highly-capable, mass-producible drone submarines to defend sovereign waters of America and allied nations. We are backed with more than $10 million from Y Combinator and venture capital investors.Our team is hiring mechanical engineering interns to join our team for the summer.During that timeframe, you...

Engineer Intern - Mechanical (Spring 2027)    Firm Overview Do more than just build! At dbHMS, we are a collection of doers and thinkers. We combine our passion for engineering with our client’s vision to realize successful construction projects in our community and worldwide. Together with our clients, we are dedicated to leaving a...

Engineer Intern - Mechanical (Summer 2027)    Firm Overview Do more than just build! At dbHMS, we are a collection of doers and thinkers. We combine our passion for engineering with our client’s vision to realize successful construction projects in our community and worldwide. Together with our clients, we are dedicated to leaving a...

Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time. Please read the job qualifications prior to submitting your application. We are a 3rd party recruiting service, firm(s) mentioned will be disclosed if further considered for this role. **Position:...

Summary You will serve as a MECHANICAL ENGINEER in the PROPULSION & POWER DIVISION within the PROPULSION & AUXILIARY MACHINERY SYSTEMS DEPT of NSWC PHILA DIV. Duties You will be responsible for performing, integrating, and managing key projects in the Division’s In Service Engineering, and Life Cycle Management efforts, and integrating the Test...

Primary Responsibilities: Design and develop plumbing systems (including domestic water, sanitary, stormwater, natural gas, and specialty piping systems).Perform hydraulic calculations, pipe sizing, equipment selection, and layout design in accordance with local codes and standards (e.g.: IPC, ASPE, & NFPA).Prepare construction documents (including...

Join JB&B and shape the future of the built environment!  Founded in 1915, Jaros, Baum & Bolles has been a pillar of engineering innovation in New York City for over a century. Specializing in mechanical, electrical, plumbing (MEP), JB&B has contributed to some of the most iconic buildings. In October 2025, JB&B joined forces with Trinity...

Albacore Inc. is a Philadelphia-based company building highly-capable, mass-producible drone submarines to defend sovereign waters of America and allied nations. We are backed with more than $10 million from Y Combinator and venture capital investors.Role Description:Design and develop mechanical systems for underwater vehicles, contributing to structural...

Summary About the Position: The Army Fellows Program provides an exciting opportunity to embark on a developmental, accelerated career path as an Army Civilian including continued training and educational opportunities, with no military obligation. Fellows may also receive paid training, certifications, and rotational assignments. Apply now to start your...

ConnectDER (www.ConnectDER.com) represents the next generation in US-based resource technology product development. Our signature product, the ConnectDER Meter Socket Adapter, dramatically cuts down the cost and interconnection time for solar energy, EV charging, and home battery storage, putting clean, resilient power within reach of millions of homeowners....

Green Expert Technology Inc. (GreenXT) is seeking a Mechanical Engineer.   The candidate will provide programmatic; administrative; engineering; technical; training; logistical; maintenance; installations/alterations; Life Cycle Management; technical data management; catalog updating, and general systems, and equipment support for HM&E systems for the...

Campos is continuing to grow and is seeking a Pipeline and Stations Engineer to join our Philadelphia team in a hybrid work environment (3 days in office, 2 days remote). As an Mechanical Engineer II at Campos EPC, you will support the engineering and design of natural gas pipelines and compressor stations, working directly with clients to define project...

NDI Engineering Company is seeking Mechanical Engineers to support propulsion systems onboard U.S. Navy Vessels. The ideal candidate will have experience in Main Reduction Gear (MRG), Propulsors, Propellers, Shafting, Waterjets, Rudders, Bow Thrusters, Dehumidifiers, and Vent Fog Precipitator Systems.Job ResponsibilitiesWork as part of a project team and...

Company DescriptionWork with Us. Change the World.At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s...

Job DetailExperience Level Mid LevelDegree Type Bachelor of Science in Mechanical EngineeringEmployment Full TimeWorking Type HybridJob Reference 0000019875Salary Type AnnuallyIndustry Architecture, Engineering & Design;Architecture and PlanningSelling Points Lead impactful HVAC engineering projects in a dynamic, hybrid work environment. Collaborate on...

Project Engineer - Mechanical   Firm Overview Do more than just build! At dbHMS, we are a collection of doers and thinkers. We combine our passion for engineering with our client’s vision to realize successful construction projects in our community and worldwide. Together with our clients, we are dedicated to leaving a legacy of...

Qualifications: Required (Must Haves): Seven (7) or more years' experience in the design of HVAC systems.Two (2) or more years' experience in Data Center HVAC systemsThorough knowledge of codes and standards related to the design of HVAC systems.Bachelor of Science Degree in Mechanical Engineering.Adaptability to work within a fast-paced team environment...

At Ballinger, an Architecture Engineering Firm, we are passionate about complex challenges and real-world problem-solving.  Design challenges come in all shapes and sizes, and the ones we prefer test us as design professionals.  We seek out complex projects with big impact because they require us to ask tough questions, synthesize data, and push past the...

About Exponent Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most profoundly unique, unprecedented, and urgent challenges.   We are committed to engaging multidisciplinary teams of science, engineering, and regulatory experts to empower our clients with...

STV is seeking a Mechanical Engineering SpecialistThe Mechanical HVAC Engineer II supports the design and coordination of HVAC systems for commercial, educational, healthcare, laboratory, and institutional buildings. Working under the guidance of senior engineers and project managers, this role takes on increasing responsibility for design, coordination, and...