Westlake
Housing
Infrastructure
Building Products
Pipe & Fittings
Global Compounds
Residential Construction
Flexible Packaging
Rigid Packaging
Automotive Products
Healthcare Products
Wind Energy Materials
Water Treatment
Coatings
Durable Goods
Non-durable Goods
Swimming Pools
Drinking Water
Food Processing
Chemical Delivery Equipment
Tablet Chlorination Equipment
About Westlake
Began from a single polyethylene plant in Louisiana and has expanded through strategic acquisitions.
Operates two main segments: Performance & Essential Materials and Housing & Infrastructure Products.
Produces significant quantities of low
density polyethylene and PVC, ranging from raw materials to finished goods.
Productions include PVC siding, pipes, epoxy resins, and polyethylene products for construction, automotive, packaging, and healthcare sectors.
Achieved record EBITDA in the HIP segment in Q4 2024, largely due to increased demand for PVC pipe and fittings.
Family
led ownership maintained by the founding Chao family, operating under a unified global brand.
Culture & Values
Integrity
Customer Focus
Innovation
Excellence
Collaboration
Sustainability
Accountability
Quick InfoVisit Company Website
Company Size15,540 employees
Open Positions140 jobs available
IndustriesHousing, Infrastructure, Building Products +17 more
Key Highlights
Founded 1986Company Formation YearThe company was established in 1986, marking its beginning as a single polyethylene plant.
$12.1B Net SalesAnnual RevenueA reporting of net sales around $12.1 billion in 2024.
$3.8B AcquisitionAxiall PurchaseCompleted the acquisition of Axiall in 2016, reinforcing its market presence.
$2.2B AcquisitionBoral's Building ProductsAcquired Boral’s U.S. building-products division in 2021, enhancing operational capabilities.
Net Zero by 2050Climate CommitmentTargeting net zero greenhouse gas emissions.
Open Positions
140 jobs available
Administrator I - ARRecord payments, manage accounts receivable, reconcile cash, and support customers.
Houston, TX
Full Time
Office Full-Time
Experienced (8-12 years)
5 days ago
Sr. Tax Analyst - InternationalSenior tax analyst handling international tax compliance, reporting, and transfer pricing.
Houston, TX
Internship
Office Full-Time
Entry-level
6 days ago
Reliability Engineer II – Fixed EquipmentProvide technical support for maintenance, inspection, and reliability of plant fixed equipment.
Plaquemine, LA
Full Time
Onsite
Experienced (8-12 years)
6 days ago
Supervisor-AccountingSupervises plant accounting, inventory control, variance analysis, and financial reporting.
Houston, TX
Full Time
Onsite
Experienced (8-12 years)
6 days ago
JanitorMaintain building cleanliness, perform minor repairs, and manage cleaning supplies.
Houston, TX
Full Time
Onsite
Junior (1-3 years)
6 days ago
Electrical & Instrument MechanicMaintain, troubleshoot & repair production/equipment electrical & instrument systems on 24/7 shift.
Marietta, OH
Full Time
Onsite
Intermediate (4-7 years)
6 days ago
Accounting ManagerOversee accounting, reporting, and financial planning for multiple manufacturing plants.
Houston, TX
Full Time
Office Full-Time
Experienced (8-12 years)
6 days ago
Engineer Principal - Advanced Process ControlLead design, implementation, and upkeep of advanced process control systems at manufacturing sites.
Houston, TX
Full Time
Onsite
Experienced (8-12 years)
6 days ago
Bilingual Shipping Supervisor (Warehouse Supervisor)Manage warehouse operations, inventory, staff, safety, and shipping logistics.
Laval, Quebec, Canada
Full Time
Onsite
Experienced (8-12 years)
6 days ago
Electrician/ Maintenance MechanicMaintain and repair electrical equipment, troubleshoot PLCs, and ensure safety compliance.
Henderson, NV
Full Time
Onsite
Intermediate (4-7 years)
6 days ago
Job Posting Title Forklift Operator (Warehouse Department)Operate forklift night shift, handle materials, ensure safety, and support warehouse functions.
Woodbridge, Ontario, Canada
Full Time
Onsite
Junior (1-3 years)
6 days ago
Warehouse Supervisor (Distribution Supervisor)Oversee warehouse operations, staff, inventory, safety, and KPI performance.
Garland, TX
Full Time
Onsite
Experienced (8-12 years)
6 days ago
Category Manager - MRODevelops sourcing strategies, manages suppliers, and reduces costs for indirect categories.
Houston, TX
Full Time
Office Full-Time
Experienced (8-12 years)
6 days ago
Customer Service Representative-ContractProcess customer orders, manage relationships, resolve issues for Westlake Pipe & Fittings.
Calgary, Alberta, Canada
Contractor
Office Full-Time
Experienced (8-12 years)
6 days ago
Process EngineerLead plant process optimization, continuous improvement, and operational support.
Abbotsford, British Columbia, Canada
Full Time
$95k - $110k
Onsite
Experienced (8-12 years)
6 days ago
Senior Manager, M&A - Westlake VenturesLead corporate and venture development, M&A, and investment strategy for emerging tech sectors.
Houston, TX
Full Time
Office Full-Time
Experienced (8-12 years)
6 days ago
Senior Auditor - Internal ControlsLead internal audit projects, assess risks, test controls, and report findings.
Houston, TX
Internship
Office Full-Time
Entry-level
6 days ago
Production Scheduling Coordinator - ContractCoordinate production schedules across plants, align resources, and ensure on-time delivery.
Woodbridge, Ontario, Canada
Contractor
Onsite
Experienced (8-12 years)
6 days ago
Inventory PlannerManage inventory for the Polyethylene Group using model‑based systems, coordinating demand, supply, and reporting.
Houston, TX
Full Time
Office Full-Time
Intermediate (4-7 years)
6 days ago
Material HandlerHandles inventory storage, pulling, palletizing, loading trucks, and scanning.
Columbus, OH
Full Time
From $0k
Onsite
Junior (1-3 years)
6 days ago
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