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Manager - Supply Chain Planning

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Overview

Schedule
Full-time
Education
Bachelor's/Undergraduate Degree
Professional Certification
Career level
Director
Remote
On-site
Benefits
Career Development

Job Description

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.​

SUMMARY

The Manager, Supply Chain Planning,leads the team responsible for integrated demand and production planningfor thePolyethylene business unit.The role owns the forecast cycle, supply/supply balancing, and development offeasibleproduction plans aligned with Sales, Operations, and Logistics.The ideal candidate is ahands-onleaderwith a passion for developing others, has strong analytical capabilityand business acumenandunderstands key concepts such as system constraints, inventory optimization, and the valuetradeoffsin plastics,chemicalsor other similar manufacturing supply chain.

DUTIES AND RESPONSIBILITIES

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

Leadership & TeamManagement

  • Lead, coach, and developateam ofanalysts andproductionplanners.

  • Ensure consistent planning processes, playbooks, and performance expectations.

  • Providedaily/weeklyguidanceon priorities, exceptions, andrisk management.

Sales and Operations Planning

  • Lead the S&OP cycleacross allPolyethyleneproductionunits.

  • Oversee rolling demand forecastsensureaccuracy, biascontrol, and alignment withmacro environment and sales forecast.

  • Facilitatethe monthlydemandreviewsand prepareconsolidatedS&OP.

  • Manage production planning consideringeconomic runlengths, grade sequencing, outages, andcapacityconstraints.

  • Develop and presentsupply/demand scenarios, risks, and opportunities for monthly executivealignment.

  • Driveexecution of the agreedoperating planand communicate supply positions.

Inventory ManagementandFulfillment

  • Set andmaintaininventory and safety stock targets.

  • Monitorinventoryhealth (turns, aging, SLOB) anddrivemitigation.

  • Optimizeinventory positioningacrossdomestic and export channels.

  • Develop strategy around turnarounds.  

  • Coordinate shipmentsand inventory reconciliation.

Systems, Data, & Process Improvement

  • Championplanning systemenhancements andtoolutilization.

  • Identifyandleadimprovementin forecast accuracy,schedulingstability, and cycle adherence.

  • Buildandmaintaindashboards/KPIssupporting planning performance.

  • Maintainplanningmaster dataanddocumentation.

Key Performance Indicators

  • Forecast accuracy and bias.

  • Production plan adherence and schedule stability.

  • Inventory turns,DIO, SLOB.

  • OTIF and servicelevels.

  • S&OP meeting quality and decision readiness.

EDUCATION,EXPERIENCEAND QUALIFICATIONS

  • Bachelor’s degree in Business, Supply Chain, Engineering, or relateddiscipline.

  • 10+ years total work experience in supply chain, operations, or business function.

  • 2+years experiencein business management or supplychain planning.

  • 2+yearspeople leadership.

  • Experience in chemicals, plastics, polymers, or product manufacturing.

  • Strong analytical, communication, and cross-functional influence skills.

Preferred

  • Master’s degree or MBA.

  • Experience withadvanced planning tools.

  • APICS/ASCM certifications (CPIM, CSCP).

  • KnowledgeofPolyethyleneorsimilarpolymerproduction

PHYSICAL DEMANDS

While performing the duties of this job, the employee isfrequentlyrequired to sit; stand; walk; use hands to touch, handle, or feel; reach with hands and arms; and talk or hearThe employeeis occasionally required tostoop, kneel, or crouchThe employee must regularly lift and/or move up to 10 pounds.Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.

WORK ENVIRONMENT

The noise level in the work environment is usuallymoderate,as normally based in an officeSome of the work may bein the operating units which can require usage of required PPE including safety glasses, hearing protection, etc.  Mayalso result in exposure to outside elements and may require usage of stairs and elevators10%travel including air travel or auto travel may occasionally be.

Westlake is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any characteristics protected by applicable legislation.

If you are an active Westlake employee (or an employee of any Westlake affiliates), please do not apply here. You will apply via the Jobs Hub application in Workday.

Automate your job search with Sonara.

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FAQs About Manager - Supply Chain Planning Jobs at Westlake

What is the work location for this position at Westlake?
This job at Westlake is located in Houston, Texas, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.
What pay range can candidates expect for this role at Westlake?
Employer has not shared pay details for this role.
What employment applies to this position at Westlake?
Westlake lists this role as a Full-time position.
What experience level is required for this role at Westlake?
Westlake is looking for a candidate with "Director" experience level.
What education level is required for this job?
The education requirement for this position includes Bachelor's/Undergraduate Degree and Professional Certification. Candidates with relevant qualifications or equivalent experience may also be considered.
What benefits are offered by Westlake for this role?
Westlake offers Career Development for this position. Actual benefits may vary depending on the employer's policies and employment terms.
What is the process to apply for this position at Westlake?
You can apply for this role at Westlake either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.