[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Westlake Corporation jobs](https://jobs.opennash.com/companies/westlake-corporation/) · [Search jobs](/search/) Westlake Corporation # Engineer II - Instrumentation Geismar, LA, United States of America Full-time Operations Listed on Westlake Corporation’s official careers site. Listed as of October 18, 2026. Check that it is still open and apply there. [Apply on Westlake Corporation’s careers site →](https://www.westlaketalent.com/engineer-ii-instrumentation/job/24C2CE580ACA992321E88708CB354ADE) [OpenNash Jobs](https://jobs.opennash.com/) / [Westlake Corporation](https://jobs.opennash.com/companies/westlake-corporation/) / Engineer II - Instrumentation ## Job description ### SUMMARY Westlake makes chemical and plastic products, which in turn make life better for people every day. We are a quality manufacturer and dependable global supplier of petrochemicals, plastics and building products. Our mission is to serve our clients by enhancing daily life through the products and services we provide. Provides engineering design, orders equipment and coordinates the construction of expense and capital projects as assigned. Ensures projects meet scope, cost and schedule requirements. Provides engineering support to the maintenance organization to allow the plant to meet its cost and production goals. Perform the primary thinking encompassed by this job description. Comply with all Company policies and procedures. Fully support 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 ### DUTIES AND RESPONSIBILITIES May include, but are not limited to, the following: Be proficient with SIS and SIF calculations – obtain all pertinent IEC 61511 certifications - Develop and improve sitewide safety validation plans per IEC 61511 Lead/Monitor SIS and Safety Critical Instruments PMs in SAP Work with DCS analysts, I/E techs and operations to perform safety validation and update the SAP and other related documentation - Coach operation, production engineers, I/E techs and other stakeholders about IEC-61511 safety standards - Participates in PHA/LOPA and RCA investigations as required - Provides a detailed design in accordance with good instrumentation engineering and safety practices, government regulation, specifications, applicable codes and underwriter requirements. - Inspects new instrumentation for quality and conformance to Westlake specification and update SAP and SPI database - Set site standardization for Instrumentation, approve all purchases to ensure meets sites specs - Maintains Westlake instrumentation design and installation specification stand; walk; use hands to touch, handle, or feel; reach with hands and arms; and talk or hear. The employee is occasionally required to stoop, kneel, or crouch. Employee may be required to use stairs/elevators and have the ability to occasionally work at elevated heights. The employee must regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus. Additionally, this position must take general decisions requiring judgement and perform activities requiring sustained concentration. WORK ENVIRONMENT The noise level in the work environment is usually moderate as normally based in an office. Some of the work may be required in the operating units which can require usage of required PPE including safety glasses, hearing protection, FRC (flame retardant clothing) etc. May also result in exposure to outside elements and may require usage of stairs and elevators. Travel including air travel or auto travel may occasionally be required. 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. Westlake is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any characteristics protected by applicable legislation. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Jul 12, 2026 - Last checked: Oct 18, 2026 - Listed for: 98 days - Location: Geismar, LA, United States of America - Employment type: Full-time[Apply on Westlake Corporation’s careers site →](https://www.westlaketalent.com/engineer-ii-instrumentation/job/24C2CE580ACA992321E88708CB354ADE) ## More jobs at Westlake Corporation ### [SR Engineer Process Safety](https://jobs.opennash.com/companies/westlake-corporation/jobs/5395b2463cddb306e351/) Geismar, LA, United States of America ### [Manager-HRBP](https://jobs.opennash.com/companies/westlake-corporation/jobs/38b563ff724220c615f7/) Geismar, LA, United States of America ### [2027 Intern- Chemical Engineering](https://jobs.opennash.com/companies/westlake-corporation/jobs/1e0fdfe83c55ad03c894/) Sulphur, LA, United States of America +6 more ### [2027 Intern- Electrical Engineer](https://jobs.opennash.com/companies/westlake-corporation/jobs/02ac271e1f39e3a819f8/) Sulphur, LA, United States of America +6 more ### [Barcode Operator (2nd Shift) - $16.97 per hour](https://jobs.opennash.com/companies/westlake-corporation/jobs/c1c8e6fa635b49be37ab/) Brownsville, TN, United States of America ## Similar jobs at other companies ### [Scientific Instrumentation Engineer](https://jobs.opennash.com/companies/general-dynamics/jobs/44e22f2958f85976029b/) General Dynamics · Rockville, MD, US ### [Procurement Engineer Instrumentation](https://jobs.opennash.com/companies/lockheed-martin/jobs/b61cb584dedffcc489ac/) Lockheed Martin · Fort Worth, TX ### [Structural Test Instrumentation Engineer Staff](https://jobs.opennash.com/companies/lockheed-martin/jobs/554af91d299e256abba1/) Lockheed Martin · Fort Worth, TX ### [Senior Electrical, Instrumentation & Controls Engineer](https://jobs.opennash.com/companies/veolia-environnement/jobs/cdaf4261a3755bfb6a4d/) Veolia Environnement · Bellevue, WA, United States ### [Process Engineer - Instrumentation Products](https://jobs.opennash.com/companies/abb/jobs/335bb06a9be009773dc7/) ABB · Bartlesville, Oklahoma, United States of America OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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