Operational Technology Systems & Network Engineer

Accountabilities: Design, maintain, and troubleshoot industrial network infrastructure and secure connectivity across manufacturing facilities, corporate systems, and remote installations. Deploy, administer, and maintain OT servers, industrial computers, networking equipment, and infrastructure supporting Ignition, historians, databases, and related services. Establish and manage secure remote access to manufacturing sites for troubleshooting and maintenance while controlling employee and vendor access appropriately. Implement and maintain OT cybersecurity practices, including network segmentation, vulnerability management, security monitoring, and incident-response processes. Maintain infrastructure reliability through system monitoring, coordinated patching, lifecycle planning, and tested backup and recovery procedures. Support industrial communications and manufacturing data connectivity across Allen-Bradley/EtherNet/IP networks, MQTT environments, and cloud services. Establish infrastructure standards, technical documentation, and repeatable practices for OT systems and network deployments. Coordinate with external vendors and internal teams during site deployments, infrastructure projects, maintenance activities, and technical escalations. Serve as a technical escalation point for OT infrastructure issues affecting manufacturing operations. Monitor network performance and identify opportunities to improve reliability, availability, security, and operational effectiveness. Diagnose and resolve connectivity, latency, intermittent communication, and network performance issues affecting production systems. Partner closely with Controls Engineering while maintaining ownership of manufacturing infrastructure and infrastructure-related technical decisions. Support new facility and remote-site deployments, including occasional onsite work and critical issue response outside standard business hours. Requirements: Have 5+ years of relevant experience in networking, systems administration, OT infrastructure, or a related field, including experience supporting industrial environments. Hold an associate or bachelor’s degree in information technology, networking, computer science, engineering, or a related discipline, or possess equivalent practical experience. Demonstrate strong knowledge of routing, switching, firewalls, VPNs, and Windows Server administration. Have experience supporting infrastructure for PLCs, SCADA systems, and other production-critical industrial technologies. Understand OT network segmentation, industrial cybersecurity, secure remote access, vulnerability management, and backup and recovery practices. Demonstrate strong troubleshooting and analytical skills, with the ability to diagnose complex infrastructure and connectivity issues efficiently. Possess strong documentation and communication skills and be able to collaborate effectively with Controls Engineering, Operations, IT, vendors, and other stakeholders. Have experience with Allen-Bradley control systems and EtherNet/IP networks as preferred technical experience. Have experience with Ignition, IXON, EWON, Microsoft Azure, MQTT, OPC-UA, and PostgreSQL as preferred qualifications. Be comfortable working independently in a remote environment while taking ownership of critical infrastructure and coordinating with distributed teams. Be willing to travel approximately 10% for site deployments, maintenance, and other operational requirements. Be available for occasional support outside normal business hours when critical infrastructure issues or deployment needs arise. Be able to successfully complete a criminal background check. Be prepared to follow all required safety precautions when performing onsite work. Benefits: Annual salary of $125,000–$140,000. Full-time, exempt position. Fully remote work within the United States. Medical, dental, and vision insurance. Optional Flexible Spending Account (FSA) and Health Savings Account (HSA). 401(k) plan with a 6% employer match. Life and accidental death and dismemberment (AD&D) insurance. Employee Assistance Program (EAP). Short-term and long-term disability coverage. Tuition reimbursement. 21.67 days of paid time off plus 10 paid holidays. Opportunity to work on infrastructure supporting modern manufacturing operations and new facility deployments. Hands-on exposure to industrial networking, OT cybersecurity, cloud connectivity, automation infrastructure, and production-critical systems. Cross-functional collaboration with Controls Engineering, Operations, corporate IT, vendors, and technical project teams. Opportunity to take ownership of OT infrastructure reliability, security, and technical standards