INTERNSHIP DETAILS

2026 Summer Internship Program (Supply Chain & Environmental, Health & Safety

CompanyTriMas Corporation
LocationTolleson
Work ModeOn Site
PostedMarch 27, 2026
Internship Information
Core Responsibilities
Interns will gain hands-on experience by working directly with a mentor on real-world problems, focusing on projects like Supplier Lead Time Alignment or Training Program Development and Hazard Reporting System implementation. They will also tour manufacturing facilities and interact with company leaders regarding strategy.
Internship Type
full time
Company Size
186
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Norris Cylinder Company (a division of TriMas Corporation) manufactures quality high-pressure steel and acetylene cylinders. We are the only steel cylinder manufacturer in North America and serve our domestic and international customer base from two state-of-the-art manufacturing locations in Longview, Texas and Huntsville, Alabama. With more than 70 years of cylinder manufacturing know-how and a production capacity that serves customers in more than 80 countries worldwide, Norris Cylinder leads the industry in customer satisfaction through its dedication to quality, customer service excellence and technical expertise. Our wide range of cylinder products are used throughout many industries including industrial gases, specialty gases, fire suppression, breathing air, aviation, aerospace, and many more.
About the Role

2026 Summer Internship Program (Supply Chain & Environmental, Health & Safety

Company:  Martinic Engineering Inc

Primary Location:  8505 West McDowell Road, Tolleson, AZ 85353 USA

Workplace Type: On-site

Employment Type: Hourly | Intern

Function:  Environmental, Health & Safety

Equal Opportunity Employer Minorities/Women/Veterans/Disabled

Main Duties & Responsibilities

PennAero Summer Internship Program
 
We are currently seeking high energy and motivated students to join our team as a 2026 Intern at PennAero. We pride ourselves on our high-performance environment made up of results-oriented team members. PennAero is a dynamic company that offers opportunities for continued growth within our business.  As an intern at PennAero, you’ll gain hands-on experience, learn from experts, and collaborate with teams that do truly amazing things.
An internship with PennAero allows students to be a part of dynamic and innovative projects, while providing ample mentoring and professional development opportunities. An internship with PennAero will provide you with invaluable experience that you could utilize in any role, and it is PennAero’s goal to evaluate its interns for potential entry-level openings.

These internship opportunities will be located at our Martinic Engineering facility in Tolleson, AZ.

We are looking for interns in the following areas:

Supply Chain
Project Scope: Supplier Lead Time Alignment/Stock Location Consolidation
Environmental, Health & Safety
Project Scope: Training Program Development and Hazard Reporting System

Internship Course:
Over the course of our 8 - 10- week internship experience you will have the opportunity to:
Work directly with a mentor in your field of study while finding solutions to real world problems.
Experience our products up close by touring our state-of-the-art manufacturing facilities.
Interact directly with our company leaders to discuss strategy and the future of PennAero
Build a lasting professional network through social events and engaging activities.
Gain the skills and knowledge to become a future leader in the aerospace industry.


Relocation:
Some of these positions offer a housing stipend based on candidate eligibility

This role is required to be on-site 5 days at the Tolleson, AZ location.

Qualifications
Education and Experience Required:
 
Current 3.0 GPA and above
Must be involved in at least 1 extracurricular activity.
Prior work experience.
Must be currently enrolled in a bachelor’s or master’s degree program 
This role involves access to technical data and/or hardware subject to U.S. export control laws and regulations, including the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR). In order to comply with these laws, employment is contingent upon verifying your status as a “U.S. Person” as defined by 22 C.F.R. § 120.15, or obtaining any required government authorization.
Visa sponsorship is not available for this position.

Benefits

Benefit offerings include Medical Insurance and Prescription Drugs, Dental Insurance, Vision Insurance, Flexible Spending Accounts, Life Insurance, Short-Term Disability, Long-Term Disability Insurance (for eligible employees), Employee Assistance Plan (EAP), Paid Time Off (may include vacation and sick time), Retirement Program, and Other Voluntary Benefits.

Click here for more information: www.trimasbenefits.com

Key Skills
Supply ChainEnvironmental Health & SafetyProject ManagementSupplier Lead Time AlignmentStock Location ConsolidationTraining Program DevelopmentHazard Reporting SystemMentoringProfessional DevelopmentManufacturing FacilitiesStrategy Discussion
Categories
EngineeringEnvironmental & SustainabilityManufacturingLogisticsSecurity & Safety
Benefits
Medical InsurancePrescription DrugsDental InsuranceVision InsuranceFlexible Spending AccountsLife InsuranceShort-Term DisabilityLong-Term Disability InsuranceEmployee Assistance Plan (EAP)Paid Time OffRetirement ProgramOther Voluntary Benefits