Mechanical and Design Engineer

Solenis is a leading global provider of water and hygiene solutions. The company’s product portfolio includes a broad array of water treatment chemistries, process aids, functional additives, cleaners, disinfectants, and state-of-the-art monitoring, control and delivery systems. These technologies are used by customers to improve operational efficiencies, enhance product quality, protect plant assets, minimize environmental impact, and create cleaner and safer environments. Headquartered in Wilmington, Delaware, the company has 78 manufacturing facilities strategically located around the globe and employs a team of over ~23000 professionals in >160 countries across six continents. Solenis is a 2025 Best Managed Company Gold Standard honoree. For additional information about Solenis, please visit www.solenis.com or follow us on social media.

About the role

The Mechanical & Design Engineer provides mechanical engineering and design support for capital projects and chemical manufacturing operations across the organization. This position is responsible for performing detailed engineering analysis, calculations, equipment specification, design, and technical documentation to support safe, efficient, and reliable project execution. You will work closely with Project Managers, Engineers, Designers, Drafters, plant personnel, and other stakeholders to develop practical engineering solutions for chemical plants. The role requires the ability to work independently, including remotely, with minimal direction while effectively managing multiple priorities and supporting projects from concept through construction and implementation.

Responsibilities

• Perform detailed mechanical engineering analysis, calculations, design, and sketches for CapEx projects, plant support activities, and construction installations.
• Develop and review mechanical designs, engineering calculations, drawings, specifications, and other technical documentation.
• Review and approve key engineering drawings and calculations, including field documents, design documents, equipment layouts, and installation details.
• Develop equipment specifications for mechanical systems and equipment, including material handling systems, packaging equipment, pumps, piping, tanks, and related process equipment.
• Provide technical direction and engineering support to Designers, Drafters, Engineers, Project Managers, contractors, and plant personnel.
• Lead and/or support the development of mechanical design packages from conceptual design through detailed engineering and construction.
• Develop project scopes, engineering work plans, and estimates for mechanical engineering and design activities, including engineering hours and Total Installed Cost (TIC) estimates.
• Support project teams during construction, installation, commissioning, and startup activities by providing technical guidance and resolving field engineering issues.
• Conduct field investigations and site visits to gather information, verify existing conditions, and develop practical engineering solutions.
• Work from and contribute to 3D models and other digital engineering tools