Buyer Planner Procurement Jobs in Riverside, CA (NOW HIRING)

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.

Sika Corporation is looking for an experienced Buyer/Planner to join its growing team in the Riverside, CA location. The Buyer/Planner is responsible for prioritizing and planning the production process to ensure uninterrupted manufacturing and achieve OLA and DIOH objectives. Create, update, and maintain production schedules in accordance with product demand, material availability, and appropriate lead-time and strategize the distribution planning access the SIKA distribution network. 

• Review and analyze material requirements generated by the MRP system.
• Develop and manage production schedules to ensure timely production of goods.
• Establish stocking plans and appropriate levels for materials for designated stocking locations.
• Act as a liaison between manufacturing, quality control, purchasing and logistics to resolve discrepancies, determine priorities, and in general expedite the flow of materials based on production schedule requirements.
• Work closely with procurement, production, warehouse, and logistics to build favorable relationships with customers, ensuring inventory availability and order fulfillment.
• Evaluate and coordinate all material transfers where practical and feasible.
• Maintain accurate master data to drive efficient purchasing processes and inventory management.
• Coordinate with procurement and receiving on material shortages to ensure timely delivery to manufacturing.

• Proficient in ERP systems (SAP Preferred), advanced Excel skills, and experience with scheduling software (MRP)
• Strong problem-solving skills with the ability to analyze complex data and make informed decisions.
• Excellent verbal and written communication skills, with the ability to collaborate effectively across departments.
• Ability to manage multiple priorities in a fast-paced environment and meet tight deadlines.
• Minimum of 5 years of experience in production or construction planning, scheduling, or a related role within a manufacturing or construction environment.

• 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.