PLC/SCADA Systems Engineer (Manufacturing)

Do you enjoy turning complex manufacturing challenges into reliable, elegant control solutions? Are you fluent in ladder logic and comfortable moving from a controls cabinet to a conference room in the same hour? Join Gerdau—the first North American steelmaker to earn B Corp Certification—where we produce steel bars with exceptionally low embodied carbon and push the boundaries of automation in a dynamic rolling mill environment.

Why Gerdau?

• Global reach: beams, flat‑rolled, merchant bar, rebar, spikes, and wire for automotive, appliances, construction, machinery, and equipment industries.
• A culture of inclusion, innovation, and purpose—our products serve people and communities.
• Teamwork, safety, and sustainability at the core of how we work.
• Investments in people, processes, and technology—plus a clear Career Path System and training.

What You’ll Do

• Drive rolling mill automation—training, major failure troubleshooting, software backups, R&D, and continuous improvement.
• Modify and optimize PLC logic to support operations.
• Enhance HMIs for clarity, speed, and operator effectiveness.
• Lead initiatives to stabilize automation and remove delays tied to automated processes.
• Improve alarm reporting and functionality for operators and maintenance.
• Analyze asset performance (IBA/PDA) and implement improvements that stick.
• Recommend and deliver equipment modifications, renovations, and installations to advance performance.
• Support planning/scheduling for down‑days and outages; participate in Failure Analysis and Annual Action Planning.
• Collaborate closely with production, maintenance, and leadership; report to the Maintenance General Foreman.

Tech Stack

PLC

• GE Innovation Series; RX3i
• Toshiba NV
• Siemens S7/TIA including S7‑1516
• Allen‑Bradley PLC
• GE Genius Block I/O networks

HMI/SCADA

• GE Cimplicity
• Ignition
• WIN CC
• Rockwell Automation

Electrical, Networks, Data

• IBA analytical tools and data acquisition
• Computer networking; Cisco switching/router configuration
• ABB low‑ and medium‑voltage drives

What You Bring

• BS in Mechatronics or Electrical Engineering and 5+ years in manufacturing with PLC programming experience (Rockwell and Siemens ladder logic, including S7‑1516).
• Strong grounding in AC/DC controls, motors, and drives.
• Ability to plan and execute electrical projects from design through maintenance while upholding operational and safety standards.
• Knowledge of industrial protocols (Profibus and Profinet preferred).
• Skilled at diagnosing automation, communication, and HMI issues and applying durable corrective actions.
• Proficiency with MS Office; familiarity with data acquisition software (IBA/PDA preferred).
• Comfortable splitting time between office and field; able to translate operator needs into actionable automation changes.
• Detail‑minded, inventive, and an effective communicator across operators, maintenance, and leadership.

Benefits That Start Early

• Medical, prescription, dental, and vision coverage begins on your first day
• Health and Dependent Care FSAs
• 100% 401(k) match up to 6%
• Life/Accidental Death and Dismemberment insurance
• Short‑Term and Long‑Term Disability
• Annual bonus opportunity
• Health Advocate services
• Paid parental leave
• Employee Assistance Program
• Tuition reimbursement
• Career Path System and training

Proficiency Checklist

• PLC troubleshooting and programming
• Industrial and manufacturing engineering principles
• Troubleshooting industrial automation equipment
• SCADA systems
• Machine vision programming
• Electrical/electronic systems
• Electrical schematic interpretation

Machines & Technologies

• Siemens
• Allen Bradley

Work Authorization

Gerdau will only employ those who are legally eligible to immediately work in the U.S. without any current or potentially need for future sponsorship.