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SCADA Process Control Specialist

Cogent Infotech


Job Location:

St. Louis, MO - USA

Monthly Salary: Not provided by the employer
Posted: 29 September 2026 (2 days ago)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

About Cogent Infotech
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.
Job Title SCADA Process Control Specialist
Location-St. Louis MO
Contract Role


Onsite Role
Position Summary
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.


Essential Duties and Responsibilities

SCADA Control Systems and Treatment Process Support
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.


Process Control Automation and Optimization
Collaborate with operations and engineering staU to evaluate treatment processes and implement automation improvements that enhance reliability water quality and energy eUiciency.
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.

SCADA Network IT Systems and Infrastructure

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.


Cybersecurity and Regulatory Compliance
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 incident response system recovery and business continuity planning for SCADA and supporting IT systems.


Operational Support and Collaboration
Provide technical support and guidance to water treatment operators and maintenance staU.
Participate in an on-call rotation and respond to after-hours SCADA or network incidents as required.
Coordinate with vendors integrators and consultants on system design upgrades and troubleshooting.
Develop and maintain standard operating procedures (SOPs) policies and training materials related to SCADA and IT/OT systems.

Preferred Qualifications

Experience with drinking water treatment processes and regulatory monitoring requirements.
Familiarity with major SCADA platforms used in water utilities (iFIX Preferred).
PLC programming experience (Client Preferred).
Experience managing virtualized environments (e.g. VMware Hyper-V).
Knowledge of industrial wireless and long-haul communications (licensed/unlicensed radio cellular).
OT/IT cybersecurity experience including network segmentation and secure remote access.
Relevant certifications (e.g. ISA CompTIA Microsoft Cisco or cybersecurity-related certifications).

Working Conditions
Work is performed in an oUice control room and water treatment facility environment.
May require travel to remote treatment and distribution sites.
Participation in on-call support and emergency response activities is required.
Work involves supporting systems critical to public health and safety.

Cogent Infotech is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment where everyone feels welcome and valued. We encourage applications from individuals of all backgrounds identities abilities and experiences. If youre excited about this role but dont meet every requirement we still encourage you to apply
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Required Experience:

IC