Thermodynamic Modeling Co-Op

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at https://www.jnj.com

Job Function:

Career Programs

Job Sub Function:

Non-LDP Intern/Co-Op

Job Category:

Career Program

All Job Posting Locations:

Cornelia, Georgia, United States of America, Spring House, Pennsylvania, United States of America, Titusville, New Jersey, United States of America

Job Description:

About Innovative Medicine

Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science-based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow.

Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way. Learn more at https://www.jnj.com/innovative-medicine

We are searching for the best talent for Thermodynamic Modeling Co-Op to be in Titusville, NJ.

• The Co-op term is from January to July, 2026
• Full time requirement (40 hours per week)

You will be responsible for:

You will contribute to our ongoing projects in the thermodynamic and process modeling of solvent systems. Development and deployment of this capability will increase our understanding of solvent switch processes to better optimize and control our manufacturing processes. You will be responsible for evaluating and comparing various thermodynamic models, with an emphasis on vapor-liquid equilibrium (VLE) and liquid-liquid equilibrium (LLE). This job posting offers flexibility in work location.

Typical day to day activities for this position can include:

• Conduct literature review
• Comparative analysis of various thermodynamics models for different solvent systems
• Summarize the performance of various models and make recommendations for specific applications
• Develop a detailed workflow/playbook on how to approach the modeling of solvent systems
• Implementation of the developed thermodynamic models into distillation process models

Qualifications / Requirements:

• Completion of Undergraduate Freshman year at an accredited University is required.
• Currently pursuing a Master’s or PhD degree in Engineering (Chemical, Biological, Mechanical) Chemistry, Physics, Pharmaceutical Sciences or other related fields required with a focus on thermodynamics modeling.
• Have a cumulative GPA of 2.8 or higher, which is reflective of all college coursework.
• Experience with modeling and programming (e.g., gPROMS, Python (required), MATLAB, Aspen Plus, or other relevant software).
• Strong understanding of phase behaviors (VLE, LLE) and thermodynamic principles.
• Familiarity with solvent switch/distillation unit operations is required.
• Self-motivated with the ability to work independently and in a team environment.
• Permanently authorized to work in the U.S., must not require sponsorship of an employment visa (e.g., H-1B or green card) at the time of application or in the future. Students currently on CPT, OPT, or STEM OPT usually requires future sponsorship for long term employment and do not meet the requirements for this program unless eligible for an alternative long-term status that does not require company sponsorship.

Preferred:

• Have strong communication skills (written and verbal), including experience presenting in front of multidisciplinary audiences, and attending team meeting in hybrid format.
• Familiarity with equation-of-state models and activity coefficient models.
• Experience in computational thermodynamics and optimization techniques.

The expected pay range for this position is between $23.00 per hour and $51.50 per hour but will be based on candidate's program year, discipline, degree and/or experience. Co-Ops/Interns are eligible to participate in Company sponsored employee medical benefits in accordance with the terms of the plan. Co-Ops and Interns are eligible for the following sick time benefits: up to 40 hours per calendar year; for employees who reside in the State of Washington, up to 56 hours per calendar year. Co-Ops and Interns are eligible to participate in the Company’s consolidated retirement plan (pension).

For additional general information on Company benefits, please go to: https://www.careers.jnj.com/employee-benefits. This job posting is anticipated to close on [10/15/2025]. The Company may however extend this time-period, in which case the posting will remain available on https://www.careers.jnj.com to accept additional applications.

Ineligibility for severance.

Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.

Johnson & Johnson is committed to providing an interview process that is inclusive of our applicants’ needs. If you are an individual with a disability and would like to request an accommodation, please contact us via https://www.jnj.com/contact-us/careers or contact AskGS to be directed to your accommodation resource.

#LI-Hybrid / Remote

The anticipated base pay range for this position is :

$23.00/hr to $51.50/hr

Additional Description for Pay Transparency:

The expected pay range for this position is between $23.00 per hour and $51.50 per hour but will be based on candidate's program year, discipline, degree and/or experience. Co-Ops/Interns are eligible to participate in Company sponsored employee medical benefits in accordance with the terms of the plan. Co-Ops and Interns are eligible for the following sick time benefits: up to 40 hours per calendar year; for employees who reside in the State of Washington, up to 56 hours per calendar year. Co-Ops and Interns are eligible to participate in the Company’s consolidated retirement plan (pension). For additional general information on Company benefits, please go to: https://www.careers.jnj.com/employee-benefits This job posting is anticipated to close on [Month/Day/Year]. The Company may however extend this time-period, in which case the posting will remain available on https://www.careers.jnj.com to accept additional applications.