About the Role This position will contribute to the development of new products and processes and provide technical support to the existing/new products and processes. Perform test methods and procedures with little to no supervision. Prepare formulations, run lab and process development experiments in glassware, gallon batch mixer in development labs. Perform basic chemical, physical and performance tests in various technology areas. Test new and existing product formulas according to standard test protocols, such as ASTM and other industry standards. Perform all the mechanical testing to support product development. Must be able to lift bags and buckets of materials as a part of routine lab work. Perform technology demonstrations and/or field evaluations with limited guidance. Document experiments and results in Laboratory notebooks with full traceability. Immediately reports unsafe acts or conditions to his/her supervisor and takes immediate interim steps to protect himself/herself and others from serious risk. Your Skills and Experience High School Diploma or

GED 2 -3

years of experience working in a laboratory or pilot plant or manufacturing environment. Must have knowledge of common laboratory concepts, practices, and procedures. Why Join Us 401k with Generous Company Match Bonuses Medical, Dental, and Vision Benefits Paid Parental Leave Life Insurance Disability Insurance Paid time off, paid holidays Floating holidays + Paid Volunteer Time Wellness/Fitness Reimbursements Education Assistance Professional Development Opportunities Employee Referral Program & More! Sika fosters a culture of entrepreneurship, empowering each individual to make decisions, learn from experiences, and shape their own career path. The safety and well-being of employees are top priorities at Sika, with a strong commitment to open communication and maintaining a safe workplace. In addition, Sika actively contributes to the community and promotes sustainability by giving back, minimizing environmental impact, and embracing social responsibility. We offer competitive salaries, aligned with local market benchmarks and the specific scope and responsibilities of each role. Compensation is determined based skills relevant to the position, education and/or training. We are committed to fair and equitable pay practices in accordance with applicable laws and regulations. Sika Corporation is committed to a work environment that supports, inspires, and respects all individuals that apply. As an equal opportunity employer Sika will consider all qualified applicants without discrimination on the basis of race, color, religion, sex, pregnancy, sexual orientation, gender identity, age, disability, national or ethnic origin, or other protected characteristics. We offer competitive salaries, aligned with local market benchmarks and the specific scope and responsibilities of each role. Compensation is determined based skills relevant to the position, education and/or training. We are committed to fair and equitable pay practices in accordance with applicable laws and regulations. About Sika With more than 100 years of experience, Sika is a worldwide innovation and sustainability leader in the development and production of systems and products for commercial and residential construction, as well as the transportation, marine, automotive, and renewable energy manufacturing industries. Sika is a specialty chemicals company with a globally leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protection in the building sector and industry. Sika has subsidiaries in 103 countries around the world, produces in over 400 factories, and develops innovative technologies for customers worldwide. In doing so, it plays a crucial role in enabling the transformation of the construction and transportation industries toward greater environmental compatibility. Approximately 33,000 employees generated

CHF 11.20

billion in sales in 2025.