Operational Technology Systems Engineer

Generac; Waukesha (WI); On-site; USD 110,000 - 140,000; Full time

Job summary

Generac seeks an OT Systems Engineer to design, deploy, and secure connected OT systems across manufacturing facilities. You will bridge plant-floor equipment, enterprise apps, and analytics platforms to enable real-time monitoring, predictive maintenance, and secure data integration.

The role collaborates with Operations, Maintenance, Engineering, IT, Cybersecurity, Quality, and Supply Chain to ensure secure, scalable, and business-aligned manufacturing systems across sites.

Qualifications

• Bachelor’s degree in engineering, computer science, information technology, industrial technology, or related technical field.
• Equivalent combination of education and relevant manufacturing OT experience may be considered.
• 5+ years of experience supporting OT, Cloud Infrastructure, Manufacturing Systems, or Industrial IoT environments.
• Experience with industrial control systems including PLCs, HMIs, SCADA, and machine communications.
• Experience supporting manufacturing networks and industrial connectivity solutions.
• Experience building and supporting secure cloud compute for OT environments.
• Experience integrating equipment, sensors, and manufacturing systems using industrial communication protocols.
• Experience collaborating across Operations, Maintenance, Engineering, IT, and Cybersecurity teams.

Responsibilities

• Design and implement connectivity solutions for manufacturing equipment, test systems, and facility assets.
• Standardize machine data collection utilizing OPC-UA, MQTT, Modbus TCP, EtherNet/IP, Profinet, and other industrial protocols.
• Connect production assets to enterprise platforms including MES, CMMS, ERP, SCADA, historian, and cloud systems.
• Develop and maintain machine data architectures and asset models.
• Establish standards for edge computing and industrial gateway deployments.
• Drive enterprise-wide visibility through real-time machine monitoring and operational dashboards.
• Design and support OT-focused AWS environments.
• Develop secure OT-to-cloud architectures.
• Manage cloud infrastructure, networking, monitoring, backup, and disaster recovery strategies.
• Integrate manufacturing equipment and sensors with CMMS platforms.
• Enable automated work order generation from machine condition monitoring systems.
• Develop predictive maintenance capabilities utilizing industrial analytics and machine learning.
• Support maintenance teams through equipment health monitoring and reliability analytics.
• Support global IT with OT cybersecurity controls aligned with industry standards.
• Support OT network segmentation and secure remote-access solutions.
• Manage vulnerability assessments, patching strategies, and access control systems.
• Participate in incident response and forensic investigations involving industrial systems.
• Develop OT disaster recovery and business continuity plans.

Skills

OT systems

Cloud infra

Industrial IoT

Manufacturing systems

PLC/SCADA

OPC-UA/MQTT

AWS IoT/SiteWise

Edge computing

Machine data models

Education

Bachelor’s degree in engineering or related field

Tools

MES

CMMS

SCADA

ERP

HMI

PLC programming

Job description

The Operational Technology (OT) Systems Engineer is responsible for designing, deploying, and securing connected operational technology (OT) systems across manufacturing facilities. This role serves as the bridge between plant-floor equipment, enterprise applications, and advanced analytics platforms.

The engineer will deliver initiatives involving machine connectivity, industrial IoT, cloud infrastructure, CMMS integrations and OT cybersecurity. The position plays a key role in advancing the connected factory strategy by enabling real-time machine monitoring, predictive maintenance, secure data integration, and AI-driven operational intelligence.

This role partners closely with Operations, Maintenance, Engineering, IT, Cybersecurity, Quality, and Supply Chain teams to ensure manufacturing systems are secure, connected, scalable, and aligned with business objectives.

Major Responsibilities

Connected Factory & Machine Connectivity

• Design and implement connectivity solutions for manufacturing equipment, test systems, and facility assets.
• Standardize machine data collection utilizing OPC-UA, MQTT, Modbus TCP, EtherNet/IP, Profinet, and other industrial protocols.
• Connect production assets to enterprise platforms including MES, CMMS, ERP, SCADA, historian, and cloud systems.
• Develop and maintain machine data architectures and asset models.
• Establish standards for edge computing and industrial gateway deployments.
• Drive enterprise-wide visibility through real-time machine monitoring and operational dashboards.

AWS Industrial Infrastructure & Data Platforms

• Design and support OT-focused AWS environments
• Develop secure OT-to-cloud architectures.
• Manage cloud infrastructure, networking, monitoring, backup, and disaster recovery strategies.

CMMS Integration & Predictive Maintenance

• Integrate manufacturing equipment and sensors with CMMS platforms.
• Enable automated work order generation from machine condition monitoring systems.
• Develop predictive maintenance capabilities utilizing industrial analytics and machine learning.
• Support maintenance teams through equipment health monitoring and reliability analytics.

OT Cybersecurity & Infrastructure Protection

• Support global IT with OT cybersecurity controls aligned with industry standards
• Support OT network segmentation and secure remote-access solutions.
• Manage vulnerability assessments, patching strategies, and access control systems.
• Participate in incident response and forensic investigations involving industrial systems.
• Develop OT disaster recovery and business continuity plans.

Minimum Job Requirements

Education

• Bachelor’s degree in engineering, Computer Science, Information Technology, Industrial Technology, or related technical field.
• Equivalent combination of education and relevant manufacturing OT experience may be considered.

Work Experience

• 5+ years of experience supporting Operational Technology (OT), Cloud Infrastructure, Manufacturing Systems, or Industrial IoT environments.
• Experience with industrial control systems including PLCs, HMIs, SCADA, and machine communications.
• Experience supporting manufacturing networks and industrial connectivity solutions.
• Experience building and supporting secure cloud compute for OT environments.
• Experience integrating equipment, sensors, and manufacturing systems using industrial communication protocols.
• Experience collaborating across Operations, Maintenance, Engineering, IT, and Cybersecurity teams.

Knowledge / Skills / Abilities

• Experience with AWS IoT, AWS SiteWise, Greengrass, S3, Lambda, or similar cloud platforms.
• Knowledge of OT cybersecurity frameworks such as ISA/IEC-62443 or NIST.
• Knowledge of predictive maintenance, condition monitoring, or reliability engineering programs.
• Knowledge of MES, ERP, historian, or industrial data platform integrations.

Working knowledge of

• PLC-based manufacturing systems
• Industrial networking (Ethernet/IP, Profinet, Modbus TCP)
• OPC-UA and/or MQTT communications
• Manufacturing data collection systems

Physical Requirements And Working Conditions

While performing the duties of this job, the employee is regularly required to talk and hear; and use hands to manipulate objects or controls. The employee is regularly required to stand and walk. On occasion, the incumbent may be required to stoop, bend, or reach above the shoulders. The employee must occasionally lift up to 25 pounds. Specific conditions of this job are typical of frequent and continuous computer-based work requiring periods of sitting, close vision, and the ability to adjust focus. Occasional travel.