About the role#
This Co-Op position offers a chance to learn in a real work environment alongside experienced GAF professionals. You will join our teams as an integral member, working on high-profile projects. This is a full-time assignment for students pursuing degrees in engineering. Each rotation typically ends with a formal report-out presentation to a group of GAF leaders.
What you'll do#
- Perform raw material quality assurance and evaluate material performance.
- Conduct investigations and troubleshooting to identify root causes and implement countermeasures.
- Support quality improvement initiatives with suppliers.
- Provide technical support and analytical analysis for material issues.
- Work with data flow and technical diagrams.
What you'll need#
- Current pursuit of a Bachelor’s Degree in Chemical, Mechanical, Electrical, or Industrial Engineering.
- Minimum 2.8 GPA, with sophomore standing preferred.
- Problem-solving, project management, and communication skills.
- Ability to operate in a team environment.
- Capacity to generate accurate and concise technical reports.
- Computer skills in Google, plus basic knowledge of MS Visio and Auto CAD.
Location & details#
- Location: Shafter, California.
- Modality: On-site.
- Terms: Winter 2027, Summer 2027, and Fall 2027.
- Compensation: This position is paid at a base hourly rate of $24.00.
About GAF
GAF manufactures roofing and waterproofing products for residential and commercial buildings. It operates as a subsidiary of Standard Industries. The company maintains its headquarters in Parsippany, New Jersey. With a history spanning over 135 years, it serves roofing professionals and property owners across North America.
How to get in at GAF
Applying early to GAF gives you a distinct advantage because recruiters review candidates before the applicant pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first. This timing ensures your resume is seen while the hiring team is still actively building their shortlist. You can also improve your odds by reaching out to the right people. Intern Insider surfaces the recruiters behind the company roles so you can contact them directly to ask about the position or a referral, which materially improves response rates compared to submitting an application into a general queue.



