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Process Engineer; PE&O

Job in Lake Charles, Calcasieu Parish, Louisiana, 70601, USA
Listing for: Westlake
Full Time position
Listed on 2026-08-28
Job specializations:
  • Engineering
    Process Engineer, Chemical Engineering
Job Description & How to Apply Below
Position: Process Engineer (PE&O)

Process Engineer II

Westlake offers you the potential to enrich your work life and career experience in an entrepreneurial environment. We work together to enhance peoples' lives through our products and presence in the communities in which we operate.

The following is a position description for a Process Engineer II.

May include, but are not limited to, the following:

• Learn process and technology of assigned unit. Seek knowledge from more experienced personnel. As a minimum, attend morning meetings of the assigned unit to maintain communication with operations personnel.

• Support development of a capital budget

Participate in brainstorming sessions to generate ideas for improvements

Prepare high level scopes Perform economic calculations for project screening

• Provide process engineering support under close supervision for assigned projects from conception through start-up.

Work with a team to identify scope of work

Perform process engineering calculations as needed to support development of work scope (process simulations, hydraulic calculations, size equipment and valves, provide process conditions for instrumentation, etc.)

Redline P&'s

Start equipment and instrumentation specification sheets by filling in process conditions

Prepare scope of work

Complete Preliminary Environmental Questionnaire and Engineering Service Request Form

Review project cost estimate

Support AFE development

Review civil, mechanical, and instrumentation & electrical packages ("Issue for Review and Comment" and "Issue for Approval") from a process engineering perspective

Seek assistance from more experienced engineers as needed

• Prepare, lead, and/or participate in Process Hazard Analysis I Layer of Protection Analysis (PHA I LOPA). Share in PHA I LOPA recommendation assignments. Follow up on and/or complete recommendations.

• Initiate and manage "Management of Change" (MOC) for assigned projects. Create, update, review, and/or support development of process safety information as needed (procedures, chemical interaction matrix, operator training, etc.).

• Lead and/or participate in Pre-Startup Safety Reviews. Follow up on PSSR action items to ensure completion in a timely manner.

• Manage multiple projects at a given time under close supervision.

• Analyze and troubleshoot specific plant operating problems as requested by the Production Unit and agreed to by the PE&O Technical Manager. Recommendations are to be reviewed by supervision prior to implementation.

• Provide support during plant upsets, shutdowns, turnarounds, and startups. Must be available for call out.

• Lead and/or participate in incident reviews. Follow up on and/or complete assigned action items from the Root Cause Analysis in a timely manner.

• Under close supervision, optimize unit operations as assigned.

• Perform assigned tasks in a timely manner that respects safety and the environment.

Additional duties include:

1. Perform the primary thinking encompassed by this job description.

2. Comply with all Company policies and procedures.

3. Fully supports Company goals of continuous improvement and operational excellence at strategic and tactical levels including reviewing area of responsibility for improvement opportunities to initiate projects or communicate ideas to management as well as active participation on project teams.

4. Any additional responsibilities or tasks as assigned.

5. Perform duties in a manner that protects personal safety as well as the safety of others. Promptly report Safety, Health or Environmental issues or incidents to management.

Education, experience and qualifications:

• Successful candidates must satisfy background screening, including motor vehicle record screening, drug testing & pre-employment physical requirements before starting work.

• A current, valid Transportation Worker Identification Credential (TWIC) card is required.

• B.S. Degree in Chemical Engineering.

• At least 5 years of full-time work experience in a refinery, chemical or petrochemical plant performing Engineering responsibilities.

Physical demands:

While performing the duties of this job, the employee is frequently required to sit; stand; walk; use hands to touch, handle, or…

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