It seems that the CAST10 ListServ was down around 14 September, and many CAST10 members have not received the following post from 13 September. Because of that, the deadline for submitting application has been extended till Friday 28 October.

Internship Opportunities in Advanced Process Control and Optimization
ExxonMobil is seeking graduate students pursuing Ph.D. degree in the area of advanced process control and optimization for internship positions.  The target start date is summer 2017.  The work locations are ExxonMobil's Central Engineering offices in Houston (TX), and petrochemical complexes in Baytown (TX) and Beaumont (TX).
During this applied research focused internship, the student will gain exposure to the real-life challenges associated with innovative advanced control solutions for large, complex petrochemical processes. Appropriate blend of technology innovation and business impact of technology solutions will be a key learning. List of potential assignments include model-based control and optimization, optimization of multi-scale systems, and integration of operations and control for large scale, increasingly autonomous manufacturing systems.
In addition to a strong technical background in advanced process control and optimization and demonstrated high levels of academic achievement, successful candidates will possess solid research capabilities, innovative thinking, strong initiative, and good communication skills. Preference will be given to candidates whose graduate research is aligned with ExxonMobil's R&D programs and are midway through their research program.
This search is open until 28 October 2016.  Interested candidates should apply to ExxonMobil Careers website, using the instructions provided below.
ExxonMobil is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected veteran status, or disability status.
Instructions for submitting the application online:

1.       Go to

2.       Select

a.       I am a                         -> Student

b.       Interested in             -> Engineering

c.        In                                -> All locations
In the pick-lists, and click on "Search".

3.       Find your school name from the alphabetically organized list, and click on the "right-arrow" on the far right of the school name.

4.       Click on "Apply Now"

5.       Click on "Submit to Job(s) or Campus Folder(s)", and follow on-screen instructions to create an account.

6.       Once the application is submitted online, send an email to [log in to unmask]<mailto:[log in to unmask]> indicating completion of the task.