Job Description
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ECOLAB, INC
in Naperville, Illinois, United States Job Description Ecolab is a global sustainability leader offering water, hygiene and infection prevention solutions and services. With annual sales of $15 Billion, Ecolab operates in over 170 countries and employs more than 48,000 associates. Our mission is to protect people and the vital resources necessary for life. We are seeking a skilled Controls Engineer to design, develop, and implement Siemens and B&R PLC-based control systems for industrial equipment. This role requires strong experience with Siemens S7 platforms (TIA Portal), working knowledge of B&R PLCs (Automation Studio), industrial networking, and hands-on electrical knowledge (power distribution, control panels, motor starters/VFDs, instrumentation, and field wiring) to ensure safe, reliable operation. The ideal candidate can troubleshoot from the sensor/actuator level through PLC logic and HMI, and can support commissioning in manufacturing and customer environments. This role supports Nalco Water, Downstream, and Food & Beverage businesses and partners closely with R D, Product Management/Marketing, Manufacturing, Quality, and Supply Chain to deliver new product development and continuous improvement. What's in it for You:
Opportunity to make an impact by advancing equipment used to help customers achieve clean water, safe food, abundant energy, and healthy environments. Work on a mix of new product development and lifecycle support in a highly collaborative, cross-functional environment. Comprehensive benefits package starting day 1 of employment (medical, dental, vision, matching 401(k), company-paid pension, stock purchase plan, paid parental leave, tuition reimbursement, and more), subject to local offerings. Position Details:
Location:
Naperville, IL Work arrangement: Onsite with periodic time in a shop/fabrication environment Key Responsibilities Design and implement Siemens PLC-based control systems (S7-1200/1500) for industrial equipment, including pump/valve control, process regulation, and safety interlocks. Develop and support B&R PLC applications (Automation Studio) including I/O configuration, motion/drives interfaces as applicable, and integration with HMIs and field devices. Develop and debug control logic for fault detection, failover mechanisms, and system recovery in case of pump or component failure. Create HMI interfaces using Siemens WinCC (Comfort/Unified) for local and remote monitoring, enabling intuitive control, alarm management, and diagnostics. Lead electrical interface definition and collaborate on control panel architecture, including power distribution, circuit protection, control power (24VDC), grounding, and wiring practices. Integrate Siemens PLC systems with Building Management Systems (BMS) and Data Center Infrastructure Management (DCIM) platforms for centralized monitoring and control, using standard industrial gateways where needed. Establish and configure industrial communication protocols and networks including Profinet/Profibus, Modbus TCP/RTU, and BACnet, ensuring robust addressing, diagnostics, and interoperability. Develop control algorithms for energy optimization, load balancing, and predictive maintenance. Produce comprehensive documentation including I/O lists, control narratives, network architecture, wiring diagrams, panel layouts, commissioning procedures, and test plans. Support factory and field commissioning, perform loop checks, and troubleshoot electrical and controls issues (I/O, sensors, VFDs, motor circuits, network communications) during installation and operation. Collaborate with cybersecurity teams to ensure control system resilience and... For full info follow application link. Our Commitment to a Culture of Inclusion & Belonging At Ecolab, we believe the best teams are inclusive. We are on a journey to create a workplace where every associate can grow and achieve their best. We are committed to fair and equal treatment of associates and applicants and recruit, hire, promote, transfer and provide opportunities for advancement based on individual qualifications and job performance. In all matters affecting employment, compensation, benefits, working conditions, and opportunities for advancement, we will not discriminate against any associate or applicant for employment because of race, religion, color, creed, national origin, citizenship status, sex, sexual orientation, gender identity and expressions, genetic information, marital status, age, disability, or status as a covered veteran. In addition, we are committed to furthering the principles of Equal Employment Opportunity (EEO) through Affirmative Action (AA). We will consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, the San Francisco Fair Chance Ordinance, and the New York City Fair Chance Act. To view full details and how to apply, please login or create a Job Seeker account
