OT/IT Specialist

Amrize; Alpena (MI); On-site; USD 90,000 - 130,000; Full time

Job summary

Amrize is seeking an OT/IT Specialist to serve as a technical bridge between plant operations, engineering, maintenance, automation, IT, and corporate technology teams. The role ensures critical production systems remain safe, reliable, secure, and available.

You will own and support the OT/IT architecture, including industrial networks, servers, virtualization, storage, and communications infrastructure, while coordinating with automation and electrical teams to troubleshoot complex issues.

Qualifications

• Experience bridging plant operations and IT/OT teams.
• Knowledge of industrial networks, servers, virtualization and storage.
• Understanding of cybersecurity within industrial environments.

Responsibilities

• Own and support the plant OT/IT architecture and networks.
• Maintain PLC, DCS, SCADA, HMI, historian, MES, and plant monitoring systems.
• Develop OT hardware, software, networking, configurations and lifecycle management.

Skills

OT/IT architecture

PLC/SCADA

OT cybersecurity

Data analytics

Tools

SCADA systems

MES

Historian

Job description

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COMPANY OVERVIEW

Amrize is building North America. From bridges and railways to data centers, schools, offices and homes, our solutions are inside the buildings and infrastructure that connect people and advance how we live. And we invite you to come and build with us.

As the partner of choice for professional builders, we offer advanced branded solutions from foundation to rooftop. Wherever our customers are, whatever their job, we’re ready to deliver. Our 19,000 colleagues work across 1,000 sites supported by an unparalleled distribution network. Infrastructure, commercial and residential, new build, repair and refurbishment: We’re in every construction market.

Amrize listed on the New York Stock Exchange and the SIX Swiss Exchange on June 23, 2025, following our spinoff as an independent company. Join us and build your ambition.

Join Amrize as a OT/IT Specialistand help construct what's next. If you're ready to put your skills to work on projects that matter — and build a career with a company that’s building North America — we want to hear from you!

ABOUT THE ROLE

The successful candidate will serve as a key technical bridge between plant operations, engineering, maintenance, automation, IT, and corporate technology teams, ensuring that critical production systems remain safe, reliable, secure, and available.

WHAT YOU'LL ACCOMPLISH

• Own and support the plant's OT/IT architecture, including industrial networks, servers, virtualization, storage, and communications infrastructure.
• Support and maintain PLC, DCS, SCADA, HMI, historian, MES, and plant monitoring systems.
• Maintain reliable connectivity between plant-floor OT systems and enterprise IT environments while protecting critical control systems.
• Partner with automation and electrical/instrumentation teams to troubleshoot complex control-system and communications issues.
• Develop standards for OT hardware, software, networking, system configurations, backups, and lifecycle management.
• Support integration of production, maintenance, quality, laboratory, energy, and business systems.
• Lead implementation of OT cybersecurity practices aligned with recognized industrial cybersecurity frameworks and company standards.
• Establish and maintain OT asset inventories, network segmentation, access controls, secure remote access, vulnerability management, and system hardening.
• Monitor OT environments for cybersecurity risks and coordinate incident response with corporate IT/security teams.
• Ensure appropriate backup, disaster recovery, and business‑continuity capabilities for critical plant systems.
• Evaluate cybersecurity implications of new automation equipment, vendors, software, and plant projects.
• Improve the collection, availability, integrity, and use of plant production and process data.
• Support historians, data platforms, dashboards, analytics, and reporting systems used for operational decision‑making.
• Work with process engineers and operations personnel to identify opportunities for predictive maintenance, process optimization, energy reduction, reliability improvement, and digital transformation.
• Help establish reliable data flows from field devices and control systems through plant systems and into enterprise analytics platforms.
• Provide advanced troubleshooting for production‑critical OT/IT systems.
• Analyze recurring failures and implement permanent corrective actions.
• Develop preventive and predictive