Synthomer is a leading supplier of high-performance, highly specialised polymers and ingredients that play vital roles in key sectors such as coatings, construction, adhesives, and health and protection – growing markets that serve billions of end users worldwide. Headquartered in London, UK and publicly listed there since 1971, we employ c.3,900 employees across our 5 innovation centres of excellence and more than 29 manufacturing sites across Europe, North America and Asia. Around 20% of our sales volumes are from new and patent protected products.
At our innovation centres of excellence in the UK, Germany, China, Malaysia and Ohio, USA we collaborate closely with our customers to develop new products and enhance existing ones tailored to their needs, with an increasing range of sustainability benefits. Since 2021, we have been proud holders of the London Stock Exchange Green Economy Mark, which recognises green technology businesses making a significant contribution to a more sustainable, low-carbon economy.
Synthomer is seeking an experienced and highly motivated Construction Manager to lead field execution and construction coordination for capital and maintenance projects at our Jefferson Hills chemical manufacturing facility. This role serves as the primary on-site construction leader, ensuring projects are executed safely, efficiently, and in compliance with company standards, regulatory requirements, and project objectives.
The Construction Manager partners closely with Project Management, Engineering, Maintenance, Operations, and external contractors to coordinate all phases of construction activities. This position is responsible for daily field oversight, contractor management, issue resolution, schedule coordination, and successful project turnover.

Synthomer plc is a leading supplier of high-performance, highly specialised polymers and ingredients that play vital roles in key sectors such as coatings, construction, adhesives, and health and protection – growing markets for customers who serve billions of end users worldwide. Headquartered in London, UK and listed there since 1971, we employ 3,900 employees across our five innovation centres of excellence and 29 manufacturing sites across Europe, North America, Middle East and Asia.
Our purpose is creating innovative and sustainable solutions for the benefit of customers and society. Around 20% of our sales volumes are from new and patent protected products. At our innovation centres of excellence in the UK, China, Germany, Malaysia and USA we collaborate closely with our customers to develop new products and enhance existing ones tailored to their needs, with an increasing range of sustainability benefits. Our 2030 decarbonization targets have been approved by the Science Based Targets initiative as being in line with what the latest climate science says is necessary to meet the goals of the Paris Agreement, and since 2021 we have held the London Stock Exchange Green Economy Mark, which recognizes green technology businesses making a significant contribution to a more sustainable, low-carbon economy.