Location: Rayong, Thailand

Start Date: May or June 2026

Hours: Approximately 40 hours a week for a minimum of 10 weeks

As a Manufacturing Intern, you could potentially support the organization in several of the following ways:

Identify, analyze, and implement new or improved technologies or processes
Develop, optimize, measure, and maintain performance and productivity
Participate in projects and the development of solutions related to safety, process improvement, quality, capacity balance, workflow, planning, and logistics
Participate in Lean Six Sigma projects
Other duties upon request

Accountabilities In This Role

Demonstrate strong analytical skills and attention to detail in all tasks
Communicate effectively across all levels of the organization
Maintain a proactive, results-oriented approach to work
Prioritize tasks efficiently, recognize urgency, and consistently meet deadlines
Work independently with moderate guidance, showing initiative and ownership
Adapt quickly to changing priorities and evolving business needs

Qualifications

To be considered for the Cardinal Health Summer 2026 Internship Program, candidates should meet a combination of the following criteria:

Currently pursuing a bachelor's degree in Chemical Engineering, Polymer Science, Industrial, Manufacturing, or Mechanical Engineering or a related field, preferred
Expected graduation between December 2026 and June 2027, preferred
Accumulative GPA of 3.0 or above on a scale of 4.0
Bilingual in English and Thai (Native)
Demonstrated leadership, communication and analytical skills
Participation in extracurricular activities, community organizations and/or professional associations
Candidate must be based at Cardinal Health Rayong Manufacturing site – 5 days a week

Summer Internship Program Overview

Cardinal Health's Summer Internship Program is a 10–12 week experience designed for undergraduate students who will be entering their senior year and are eager to make an impact. As an intern, you'll work on meaningful, business-critical projects that contribute to real outcomes while gaining exposure to the healthcare industry.

What You'll Gain

Hands-on experience through impactful projects
Exposure to Cardinal Health's business and culture
Development of leadership and professional skills
Networking opportunities with peers and leaders
A chance to interview for full-time roles upon successful completion

Who We're Looking For

Undergraduate students graduating between December 2026 and June 2027
Curious, driven, and eager to learn
Interested in a career in the healthcare industry

Program Highlights

Real-World Experience

Interns collaborate with Cardinal Health professionals, business partners, customers, and vendors on impactful projects and daily responsibilities. At the end of the summer, interns showcase their contributions by presenting their work to business leaders.

Networking Opportunities

Interns participate in a formal mentoring program and connect with employees across the organization. The program also provides opportunities to explore full-time career paths.

Community & Camaraderie

Interns may have the opportunity to participate in social, team-building, and community service events designed to build a strong peer network and enrich the overall internship experience.

Candidates who are back-to-work, people with disabilities, without a college degree, and Veterans are encouraged to apply.

Cardinal Health supports an inclusive workplace that values diversity of thought, experience and background. We celebrate the power of our differences to create better solutions for our customers by ensuring employees can be their authentic selves each day. Cardinal Health is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, ancestry, age, physical or mental disability, sex, sexual orientation, gender identity/expression, pregnancy, veteran status, marital status, creed, status with regard to public assistance, genetic status or any other status protected by federal, state or local law.

Internship, Rayong Manufacturing