Senior Ignition SCADA Architect for Multi-Site Deployments

metrosys; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

MetroSys is seeking an experienced OT/SCADA Solutions Architect to lead the technical architecture and deployment strategy for a large-scale Ignition SCADA rollout across multiple industrial locations. This senior, hands-on role translates plant requirements into scalable enterprise architecture and guides site deployments from design through commissioning.

You will collaborate with OT leadership, controls, networking, and cybersecurity teams to set standards, ensure repeatable implementations,

Qualifications

• 8+ years in SCADA/industrial automation.
• 3+ years in a senior engineering, technical lead, or architecture capacity.
• Experience designing or leading enterprise or multi-site SCADA/HMI architectures.
• Strong knowledge of PLC integration, industrial controls, field devices, historians, databases, and plant-floor technologies.
• Familiar with Ignition, OPC UA, MQTT, and OT security concepts.

Responsibilities

• Own and evolve the Ignition SCADA reference architecture for multi-site deployments.
• Define architecture standards for Ignition gateways, redundancy, communications, historians, databases, visualization, alarming, security, and system integrations.
• Develop and maintain standardized gold images, deployment templates, configuration standards, and reference designs for repeatable site implementations.
• Lead technical discovery and assess plant environments, including PLCs, control systems, networks, databases, historians, and OT systems.
• Design integration between Ignition and PLCs, OPC/OPC UA servers, MQTT infrastructure, databases, MES/ERP platforms, and other OT systems.
• Establish standards for tag structures, naming conventions, alarming, historian configuration, templates, visualization, and reusable components.
• Architect highly available and resilient SCADA environments with gateway redundancy, backup/recovery, failover, performance, and scalability.
• Partner with OT networking and cybersecurity teams to define network segmentation, firewall requirements, secure communications, remote access, authentication, and OT security controls.
• Provide architectural guidance for industrial protocols including OPC UA, EtherNet/IP, Modbus TCP, MQTT/Sparkplug.
• Serve as senior technical escalation point for complex SCADA, controls, networking, and integration issues.
• Lead design reviews and provide oversight to deployment engineers and site teams.
• Establish testing, validation, commissioning, and production-readiness standards for site deployments.
• Review site deviations and determine enterprise vs site-specific configurations.
• Identify opportunities to automate deployments and improve repeatability across many locations.
• Produce and maintain architecture diagrams, standards, design docs, deployment procedures, and as-built documentation.
• Mentor engineers responsible for implementing the architecture.
• Develop a longer-term SCADA/OT technology roadmap as Ignition environments expand.

Skills

Ignition SCADA

OT/SCADA architecture

Industrial networking

PLC integration

Project leadership

Security best practices

Technical leadership

Tools

Inductive Automation Ignition

OPC UA

MQTT

Historian databases

Job description

MetroSys is seeking an experienced OT/SCADA Solutions Architect to lead the technical architecture and deployment strategy for a large-scale Ignition SCADA rollout across multiple industrial locations. This senior, hands-on role translates plant requirements into scalable enterprise architecture and guides site deployments from design through commissioning.

You will collaborate with OT leadership, controls, networking, and cybersecurity teams to set standards, ensure repeatable implementations,