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. Perks of working with us! Competitive health + wellness benefit plan Continuous professional development with many opportunities for growth! Recharge with 15 days of paid time off Competitive Salary and Bonuses 401k Plan Ability to work remotely Position Summary 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. Key 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 to support equipment and facility design. Ensure engineering designs comply with applicable company standards, industry codes, regulatory requirements, and recognized engineering practices. Collaborate with multidisciplinary project teams to identify design risks, resolve technical issues, and deliver projects safely, efficiently, and cost-effectively. Maintain organized engineering calculations, design records, specifications, drawings, and other project documentation. Provide technical support to operating plants as required, including troubleshooting and evaluation of mechanical equipment and systems. Qualifications Bachelor's degree in Mechanical Engineering or a related engineering discipline. Minimum of 5 years of experience working in specialty chemicals. Minimum of 7 years of experience in mechanical design engineering or a related field. Minimum of 5 years of experience developing equipment specifications. Proficiency with AutoCAD and experience working from 3D models. Working knowledge of applicable industry codes and regulatory requirements, including ANSI, OSHA, NFPA, ASME, API, and other applicable standards. Strong analytical and problem-solving skills with the ability to evaluate engineering issues and develop practical solutions. Ability to prepare, document, and present engineering calculations and technical results in an organized and understandable manner. Ability and willingness to travel up to 50%. We understand that candidates will not meet every single desired qualification. If your experience looks a little different from what we’ve identified and you think you can bring value to the role, we’d love to learn more about you. At Solenis, we understand that our greatest asset is our people. That is why we offer competitive compensation, comprehensive benefits which include medical, dental, vision & 401K, and numerous opportunities for professional growth and development. So, if you are interested in working for a world-class company and enjoy solving complex challenges, whether in the lab or the field, consider joining our team. Solenis is proud to be an Equal Opportunity Affirmative Action Employer, including Minorities / Women/ Veterans / Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Should you require assistance in applying to this opportunity, please reach out to Solenis Talent Acquisition at [email protected] The expected compensation range for this position is between $93,530.00 and $137,181.00 plus discretionary bonuses. The exact compensation may vary based on your skills, experience and other factors permitted by law. At Solenis, we understand that our greatest asset is our people. That is why we offer competitive compensation; comprehensive benefits, including medical, dental and vision insurance and a 401(k) plan; and numerous opportunities for professional growth and development. So, if you are interested in working for a world-class company and enjoy solving complex challenges, whether in the lab or in the field, consider joining our team. Solenis is proud to be an equal opportunity and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin or protected veteran status and will not be discriminated against on the basis of disability. Not seeing a role that best fits your career goals? Introduce yourself to our Talent Acquisition team with a brief note on how you believe you can best apply your skills and bring value to Solenis. 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.

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2 Nov, 2026

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