On-site St. Louis, MO SCADA Process Control Specialist

SCADA Process Control Specialist #26-02584

St. Louis, MO Onsite Contract

At Cogent Infotech, we believe in creating opportunities that empower individuals and transform organizations. With over 21 years of excellence in consulting and talent solutions, we pride ourselves on building inclusive workplaces and driving innovation in everything we do. Our diverse teams bring unique perspectives to help deliver cutting‑edge solutions to global clients across both public and private sectors.

Contract

Onsite

The SCADA Process Control Specialist – Drinking Water Systems is responsible for the administration, maintenance, and optimization of Supervisory Control and Data Acquisition (SCADA), process control, and supporting IT/OT infrastructure for drinking water treatment, storage, and distribution facilities. This role supports 24/7 mission‑critical operations and serves as a technical authority for control systems, industrial networking, and cybersecurity within a dedicated SCADA network environment.

The position works closely with water treatment operations, engineering, and management to ensure regulatory compliance, system reliability, and safe delivery of potable water.

• Configure, maintain, and troubleshoot SCADA systems supporting drinking water treatment plants, booster stations, reservoirs, and distribution assets.
• Develop, modify, and maintain PLC and RTU logic to support treatment processes including coagulation, filtration, disinfection, chemical feed, pumping, and storage operations.
• Design and maintain HMI graphics, alarm management strategies, and trending to support operator situational awareness and regulatory monitoring.
• Monitor system health, diagnose operational or control system issues, and coordinate corrective actions to minimize service disruptions.
• Support commissioning, testing, and acceptance of new or upgraded treatment facilities and control systems.

• Collaborate with operations and engineering staƯ to evaluate treatment processes and implement automation improvements that enhance reliability, water quality, and energy eƯiciency.
• Perform control strategy validation, factory and site acceptance testing (FAT/SAT), and field verification.
• Maintain accurate documentation including control narratives, P&IDs, I/O lists, alarm rationalization records, and system configurations.

• Administer and support the dedicated SCADA/OT network, including servers, virtual environments, workstations, network switches, firewalls, radios, and communications infrastructure.
• Manage Windows- and Linux-based SCADA servers and clients, including system hardening, patching, backups, and recovery procedures.
• Configure and maintain industrial and IT networking technologies, including VLANs, routing, VPNs, firewalls, and remote access solutions.
• Support system integrations with historians, laboratory systems, asset management platforms, reporting tools, and limited enterprise interfaces while maintaining network segmentation.

• Implement and maintain OT cybersecurity controls consistent with industry standards and guidance (e.g., NIST, ISA/IEC 62443, AWWA cybersecurity guidance).
• Support compliance with federal and state drinking water regulations, including requirements related to monitoring, reporting, and system integrity.
• Manage user access controls, account reviews, logging, backup validation, and vulnerability mitigation within the SCADA environment.
• Participate in…