Operational Technology Architect

This range is provided by ICON Consultants, LP. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

$83.00/hr - $93.00/hr

Direct message the job poster from ICON Consultants, LP

Operational Technology (OT) Architect # 25-14063

Job Title: IT Architect

Location: Houston, TX 77041

Benefits: Comprehensive benefits (401K, Health, Dental, and Vision) through Icon Consultants are available

Onsite Flexibility: Hybrid

Job Type: 4 – month contract role

Position Overview

We are seeking an experienced Operational Technology (OT) Architect to design, implement, and maintain secure, resilient industrial control systems architecture across our manufacturing and critical infrastructure environments. This role requires deep expertise in industrial automation, cybersecurity, and network design to support our digital transformation initiatives while ensuring operational safety and reliability.

• Architecture Design & Strategy:
  Develop comprehensive OT architecture for SCADA, DCS, PLC, and HMI systems
• Security & Compliance:
  Design secure network segmentation strategies including DMZs, firewalls, and air-gapped environments
• Support Creating technology roadmaps for OT infrastructure modernization and IT/OT convergence initiatives
• Develop and establish architectural standards and best practices for industrial control systems

• Implement cybersecurity frameworks aligned with IEC 62443, NIST Cybersecurity Framework, and NERC CIP standards
• Conduct risk assessments and vulnerability analyses for industrial control systems
• Design/Implement secure remote access solutions for vendor management and maintenance operations
• Develop incident response procedures specific to OT environments
• Provide technical guidance on OT technology selections and integration strategies
• Collaborate with operations teams to ensure minimal disruption during system implementations
• Mentor junior engineers and build internal OT expertise

• Bachelor’s degree in engineering, Computer Science, or related technical field
• 5 – 7 years of experience in industrial automation, control systems, or OT environments

• Expert knowledge of industrial protocols (Modbus, DNP3, OPC, Ethernet/IP, Profinet)
• Proficiency with major automation platforms (Rockwell, Siemens, Schneider Electric, Honeywell)
• Good understanding of OT and Industrial network architecture, including industrial Ethernet and OT specific wireless technologies
• Experience with virtualization technologies and cloud integration for OT environments
• Knowledge of cybersecurity tools and technologies specific to industrial environments

• ISA/IEC 62443 Cybersecurity Fundamentals Specialist
• GIAC Critical Infrastructure Protection (GCIP) or Industrial Defender (GRID)
• Certified Information Systems Security Professional (CISSP)
• Vendor-specific certifications (Rockwell, Siemens, etc.)

• Manufacturing, utilities, oil & gas, or critical infrastructure experience
• Hands-on experience with brownfield and greenfield industrial projects
• Understanding of regulatory requirements and safety systems (SIS, F&G)

• Ability to balance security, reliability, and operational requirements
• Experience troubleshooting complex industrial control system issues
• Track record of successful large-scale OT infrastructure implementations

• Mid-Senior level

• Contract

• Information Technology
• Industries
• Oil and Gas

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