Gregory Jokerst

Chicago, IL

currently: Job hunting


Work history

Mitco Inc. / CITGO Petroleum November 2006 to the present
Chief Site Chemical Engineer

How would you describe your time at Mitco Inc. / CITGO Petroleum?

Planned water conditioning and clarification programs to optimize chemical facility water usage

Applied expert knowledge of complex fluids to separate intricate stabilized organic emulsions

Performed energy balances on plant-wide exchanger networks, resulting in an improved maintenance
protocol

Recommended advanced aerobic techniques to further purify the refinery's liquid effluent

Controlled biological growth in aqueous systems by combining surfactants with halogen compounds

Selected polymeric dispersants and chelant inhibitors to keep evaporative structures corrosion and deposit free
... read more
Reher Marketing November 2004 to November 2006
Research and Development Consultant

How would you describe your time at Reher Marketing?

Invented a process for neutralizing a hazardous waste and converting the intermediate into a high-value commodity

Investigated and explored revolutionary nano-scaled technologies used for nonwoven applications

Formulated solid state polymer blends to surpass stringent physical and chemical
market standards

Developed numerous innovative techniques that prevent this now recyclable waste from landfill disposal

Employed both polyelectrolyte and inorganic surface chemistries in macromolecular particle precipitation

Designed waste stream composition to meet rigorous federal and state environmental requirements

Modified non-Newtonian fluid flow behavior to control electrochemical reaction rates

Engineered this process into a pilot operation by formula adjustment and customizing equipment

Reduced toxin and carcinogen formation potential in products by utilizing ecologically beneficial additives
... read more
Robus Leather December 2001 to November 2004
Chemical Design Engineer

How would you describe your time at Robus Leather?

Researched contemporary colloidal state thermoplastics to implement into past and current product lines

Executed creative approaches to cost-effectively manufacture increased yields, quality, consistency, and capacity

Enhanced fiber-based slurries using unique dispersions to enable
further progression downstream

Oversaw the installation of industrial apparatus and updated obsolete machinery

Modernized waste matter filtration practices to bring discharge into pre-treatment compliance

Presented proposed projects to executive personnel and delegated their management to departmental heads

Supported production by anticipating and accommodating substantial natural raw material source variations

Organized lab technicians in outlining their DOE to maximize relevant trial data while minimizing expense
... read more

Education

PURDUE UNIVERSITY West Lafayette, IN. August 1997 to December 2001
Chemical Engineering

How would you describe your time at PURDUE UNIVERSITY West Lafa...?

Extremely educational, very competitive, good preparation

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