Intern Designer Jobs in Arizona (NOW HIRING)

At Felix Construction, interns are more than observers—they're contributors. Whether your interests are in Construction Management, Project Engineering, Finance, Human Resources, Marketing, Information Technology, Operations, or another business discipline, you'll gain meaningful, hands-on experience working alongside industry professionals on real projects and initiatives.

Since 1987, Felix has been building critical water and wastewater infrastructure that serves communities across Arizona and Texas. Today, we're a 100% employee-owned company and proud recipient of the 2025 #1 Top Workplace in Arizona and the #2 Top Workplace in the USA for midsize construction companies.

Our internship program is designed to provide students with practical experience, professional mentorship, and exposure to how a growing organization operates. Interns work directly with experienced leaders, contribute to meaningful projects, and develop skills that prepare them for successful careers after graduation.

Whether you're interested in helping build infrastructure, supporting the people and processes behind the work, or exploring where your career interests may lead, you'll leave Felix with real-world experience, professional connections, and a better understanding of how your talents can make an impact.

Felix Construction is seeking motivated and curious students to join our Industrial Controls & Automation team as Industrial Controls Engineering Interns for Summer 2027. This internship provides hands-on experience in electrical control panel design, industrial automation systems, and engineering support within the water and wastewater industry.

As an intern, you will work alongside experienced engineers, designers, and fabricators while gaining exposure to the complete lifecycle of industrial control systems—from design and panel fabrication to testing, commissioning, and field implementation. This role is designed to provide meaningful project experience, technical development, and industry exposure that will help prepare you for a future career in controls engineering.

During your internship, you will have the opportunity to:

• Assist with the design of electrical control panels using industry-standard CAD software such as AutoCAD and EPLAN.
• Support the development of electrical schematics, wiring diagrams, panel layouts, and related design documentation.
• Learn and apply industry standards and best practices, including UL 508A, National Electrical Code (NEC), and IEC standards.
• Participate in component selection and support the creation of Bills of Materials (BOMs).
• Collaborate with engineers on programmable logic controller (PLC) and human-machine interface (HMI) integration projects.
• Assist with panel testing, quality assurance activities, and troubleshooting efforts.
• Gain exposure to panel fabrication, assembly, and manufacturing processes within a UL 508A-certified panel shop.
• Participate in field installations, startup support, and troubleshooting activities as project schedules allow.
• Document design revisions and support engineering change management processes.
• Attend project meetings and collaborate with multidisciplinary teams including engineering, operations, construction, and field personnel.

At Felix Construction, our internship program is designed to provide meaningful work experience, professional development, and exposure to career opportunities within a growing employee-owned company. Interns work alongside experienced professionals, contribute to real projects, and gain practical skills that extend far beyond the classroom.

• Hands-on experience supporting real projects and business initiatives
• Mentorship from experienced professionals and company leaders
• Exposure to multiple departments and career paths within the construction industry
• Opportunities to network with fellow interns and employee-owners
• Professional development and learning experiences throughout the summer
• Competitive internship compensation
• Housing assistance for eligible out-of-state interns
• Paid company holidays during the internship program, including Memorial Day and Independence Day
• Paid Time Off (PTO) accrued at a rate of one hour for every 30 hours worked