IT Specialist I- II

This role is responsible for ensuring the reliability, security, and regulatory compliance of real-time Operational Technology (OT) and Critical Infrastructure Protection (CIP) systems across power generation environments, including stand-alone process, control, and data acquisition systems. It provides technical leadership in designing, maintaining, troubleshooting, and improving complex OT systems, networks, PI data historians, and cyber-secure architectures while supporting 24-hour operational needs and plant outage activities. The position integrates business requirements with system capabilities by conducting analytical studies, implementing system enhancements, performing software quality assurance, and maintaining rigorous configuration, patching, and cyber-security controls. Ultimately, the role exists to safeguard mission-critical systems, support safe and reliable plant operations, and drive continuous improvement through expert technical support, strategic planning, and cross-functional collaboration.

Job Duties/Responsibilities

1. Maintain and secure real-time OT systems and CIP-regulated cyber assets, including performing system hardening, patching, backups, security upgrades, and ongoing compliance activities.
2. Design, implement, troubleshoot, and enhance complex OT architectures, including PLCs, HMIs, SCADA/DCS systems, PI data historians, network appliances (data diodes, firewalls, switches, routers), and associated system interfaces.
3. Provide operational support and lead technical response efforts, including outage support, system incident research, performance monitoring, and corrective or preventive maintenance on plant process and security systems.
4. Conduct software quality assurance, configuration management, and lifecycle planning, ensuring system reliability, documentation accuracy, configuration control, and long-term system sustainability.
5. Perform business and technical analysis to align system capabilities with operational needs, including reviewing engineering changes, recommending improvements, developing training, and creating reports, tools, or scripts that support users and operations.
6. Lead and participate in cyber security programs, including vulnerability assessments, CVE reviews, cyber incident response, portable media processes, system walkdowns, and adherence to regulatory procedures and standards.

Bachelor’s Degree in Engineering, Business, Computer Science, or equivalent work experience required.

Minimum experience required of the position

2+ years’ OT solution design experience.

Minimum knowledge, skills, and abilities required of the position

Knowledge of end-to-end software development process and Operational Technology

Additional Responsibilities: As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company. Exempt employees may not be paid overtime associated with such duties., As a provider of essential services, Entergy expects its employees to be available to work additional hours, to work in alternate locations, and/or to perform additional duties in connection with storms, outages, emergencies, or other situations as deemed necessary by the company. Exempt employees may not be paid overtime associated with such duties.

Please note: Authorization to work in the United States is a precondition to employment in this position. Entergy will not sponsor candidates for work visas for this position.

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