Senior Operational Technology Systems Administrator – Cybersecurity, Resiliency

NextEra Energy, Inc.

. Serve as a technical lead within the Power Generation Division Engineering & Operations Support Services organization .

Posted 9/18/2026full-timePalm Beach Gardens • Florida • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing and supporting operational technology infrastructure, including SCADA systems, HMI systems, and cybersecurity measures. Proficient in troubleshooting and maintaining critical infrastructure while ensuring compliance with cybersecurity principles and best practices.

Highest-signal resume keywords

Operational Technology Infrastructure ManagementSCADA Systems AdministrationCybersecurity Principles KnowledgeWindows Server AdministrationIndustrial Control Systems Support

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

SCADA SystemsHMI SystemsPLCsRTUsData ConcentratorsCybersecurity AssessmentsNetwork InfrastructureActive DirectoryVirtualization PlatformsModbus and DNP3 Protocols

Soft Skills

TroubleshootingDocumentationCommunicationCollaboration

Tools & Technologies

Windows ServerBackup TechnologiesNetwork SwitchesEngineering WorkstationsProtective Relays

Industry Keywords

Operational TechnologyCritical InfrastructureCybersecurityAccess ManagementSystem Hardening

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Serve as a technical lead within the Power Generation Division Engineering & Operations Support Services organization
Administer and maintain OT infrastructure supporting generation facilities
Install, configure, monitor, patch, back up, recover, and manage the lifecycle of HMIs, SCADA servers, application servers, historians, engineering workstations, controllers, PLCs, data concentrators, RTUs, protective relays, DFRs, metering systems, network switches, and communications equipment
Support implementation and sustainment of RBAC, OT monitoring, secure remote access, vulnerability management, asset inventory automation, and backup and recovery programs
Support cybersecurity assessments, audits, remediation activities, and corrective action plans affecting OT systems
Support strategic OT cybersecurity and resiliency projects across the fleet
Coordinate with project managers, engineers, cybersecurity personnel, vendors, and plant personnel during design, testing, deployment, and support
Assist with technical standards, reference architectures, and cybersecurity design requirements
Support IT/OT separation, OT resiliency, site security hardening, and centralized OT infrastructure initiatives
Evaluate, implement, and modify operating system software parameters and product solutions
Identify integration and interface requirements
Serve as a technical escalation point
Troubleshoot hardware, system, and application issues

Requirements

What you’ll need

Bachelor's Degree in Information Technology, Computer Science, Cybersecurity, Engineering, Industrial Automation, or related field
4+ years of experience supporting industrial control systems, SCADA systems, operational technology infrastructure, or critical infrastructure environments
Experience administering Windows Server environments, Active Directory, virtualization platforms, backup technologies, and network infrastructure
Familiarity with Modbus and DNP3 industrial communication protocols, control systems, and operational technology environments
Experience supporting or maintaining HMI systems, PLCs and controllers, RTUs and data concentrators, protective relays, DFR systems, SCADA platforms, and industrial networking equipment
Knowledge of cybersecurity principles, access management, network segmentation, system hardening, monitoring, and incident response
Strong troubleshooting, documentation, communication, and collaboration skills
High School Grad / GED
Bachelor's or Equivalent Experience

Benefits

Comp & perks

NextEra Energy offers a wide range of benefits to support employees and their eligible family members
Relocation provided, if applicable