Lead Manufacturing IOT & OT Security Architect - US Remote

Company Overview

 

Imagine Everything. Build the Future with Hexion.

 

At Hexion, we push boundaries, rethink possibilities, and create real impact. We activate science to deliver progress—developing breakthrough solutions that strengthen industries, protect communities, and drive a more sustainable future.

 

This is where bold thinkers, problem-solvers, and innovators come together to shape what’s next. Whether you're engineering advanced materials, transforming manufacturing technologies, or leading strategic innovation, your ideas and actions leave a lasting mark. We cultivate an inclusive culture of growth, collaboration, and accountability, ensuring every contribution propels us forward.

 

We don’t follow the status quo—we challenge it, disrupt it, and improve it. Every role at Hexion is part of something bigger.

 

We invest in innovation, sustainability, and continuous development—equipping you with the tools, training, and opportunities to excel. With an unwavering commitment to safety, partnership, belonging, and impact, we empower you to lead change and strengthen industries worldwide.

 

Your Future Starts Here.  

 

If you’re ready to push limits, reimagine what’s possible, and create the extraordinary, Hexion is where you belong. 

 

Anything is possible when you imagine everything. 

Position Summary

 

This is a US Remote position. 

 

Hexion is a global leader in specialty chemicals, delivering innovative solutions that improve performance, sustainability, and operational excellence across industries. As part of Hexion’s digital transformation strategy, we are building a next-generation industrial edge-to-cloud platform that integrates operational technology (OT), industrial data, advanced analytics, AI, and digital twin technologies to drive manufacturing performance and create scalable customer-facing solutions. 

 

We are seeking a Principal Manufacturing IOT & OT Security Architect to establish the security architecture and governance framework that enables industrial AI and analytics while protecting critical manufacturing operations. 

 

The Principal Manufacturing IOT & OT Security Architect is responsible for defining and governing the secure integration of industrial control systems, edge computing, cloud platforms, digital twins, and AI-driven applications across Hexion’s manufacturing environments. 

This role serves as the primary authority for industrial cybersecurity architecture and will ensure that all digital manufacturing initiatives align with: 

 

Purdue Enterprise Reference Architecture 

IEC 62443 Industrial Security Standards 

NIST Cybersecurity Framework 

NIST SP 800-82 Industrial Control Systems Guidance 

Corporate security policies and regulatory requirements 

 

The successful candidate will establish secure patterns for moving operational data from manufacturing environments into cloud platforms while enabling advanced analytics, machine learning, digital twins, and future autonomous operations. 

This role requires balancing security, operational reliability, and business innovation while maintaining the integrity and availability of critical manufacturing systems. 

Key Responsibilities

 

Industrial Security Architecture Leadership 

 

Define and govern enterprise-wide industrial security architecture standards 

Establish secure edge-to-cloud connectivity patterns 

Develop reference architectures for industrial AI, digital twins, and advanced analytics 

Define approved deployment patterns for manufacturing environments 

Serve as the primary architectural authority for OT cybersecurity initiatives 

 

Purdue Model & Industrial Network Architecture 

Design and govern solutions across Purdue Levels 0 through 5 

Define segmentation and trust boundaries between: 
 
 

Control Systems 

Manufacturing Operations 

Industrial DMZ 

Enterprise Networks 

Cloud Platforms 

 

Establish secure communication paths between operational and enterprise environments 

Develop strategies for secure remote access and vendor connectivity 

 

Secure Industrial Data & AI Architecture 

 

Define approved architectures for: 

 

Industrial data collection 

Historian integration 

Industrial IoT 

Edge analytics 

AI model deployment 

Digital twin environments 

 

Ensure operational data can be securely leveraged for: 

 

Predictive maintenance 

Process optimization 

Reliability engineering 

Advanced analytics 

 

Establish governance for AI deployment within manufacturing environments 

Additional Responsibilities

 

Edge Computing & Industrial IoT Security 

Define secure deployment patterns for: 

AWS IoT Greengrass 

IoT SiteWise 

IoT TwinMaker 

Edge gateways 

Industrial data brokers 

Establish device identity and certificate management standards 

Define secure software deployment and update mechanisms for edge environments 

Ensure secure operation during network interruptions and disconnected operations 

 

Security Governance & Compliance 

Establish cybersecurity controls aligned with: 

IEC 62443 

NIST CSF 

NIST SP 800-82 

Corporate standards 

Conduct architectural security reviews for digital manufacturing initiatives 

Define risk assessment methodologies for industrial systems 

Partner with Corporate Cybersecurity teams to ensure alignment between IT and OT security programs 

 

Platform & Product Security 

Define security architecture for multi-tenant industrial software platforms 

Establish customer data isolation requirements 

Define identity and access management strategies 

Establish customer-managed key and encryption architectures 

Define audit logging and compliance requirements for industrial SaaS solutions 

 

Cross-Functional Leadership 

Partner closely with: 

Principal Manufacturing & Semantic Architect 

Principal Industrial AI Data Architect 

Principal Edge & OT Architect 

Platform Engineering Teams 

Manufacturing Operations 

Reliability Engineering 

Corporate Cybersecurity 

External Customers and Partners 

Minimum Qualifications

 

Bachelor’s degree in Engineering, Computer Science, Cybersecurity, Information Systems, or related discipline; Associate's Degree with experience in process manufacturing will be considered  

7+ years of experience in: 

 Industrial Control Systems 

Operational Technology 

Industrial Cybersecurity 

Manufacturing Architecture 

 

Deep expertise in: 

Purdue Enterprise Reference Architecture 

Industrial Network Segmentation 

IEC 62443 

NIST Cybersecurity Framework 

NIST SP 800-82 

 

Experience with: 

PLCs 

DCS platforms 

SCADA systems 

Industrial Historians 

Manufacturing Execution Systems 

 

Experience designing secure architectures for: 

Industrial IoT 

Edge Computing 

Cloud Integration 

Digital Manufacturing Platforms 

Preferred Qualifications

Experience with: 

AWS IoT Greengrass 

Industrial Digital Twin platforms 

 

Familiarity with: 

ISA-95 

ISA-88 

CFIHOS 

Industrial AI and Machine Learning deployments 

 

Relevant certifications such as: 

GICSP 

CISSP 

ISA/IEC 62443 Cybersecurity Expert 

AWS Security Specialty 

Leadership Expectations

Operate as the enterprise authority for industrial security architecture 

Influence organizational strategy without direct authority 

Balance innovation and risk management 

Drive adoption of secure-by-design principles across all digital manufacturing initiatives 

Establish reusable security patterns that accelerate deployment while maintaining compliance 

 
 

Success Measures 

Success in this role will be measured by: 

Adoption of standardized edge-to-cloud security patterns 

Compliance with industrial cybersecurity frameworks 

Reduction of cybersecurity risk across manufacturing environments 

Secure enablement of industrial AI and analytics initiatives 

Successful deployment of scalable digital manufacturing platforms 

Elimination of ad hoc OT-to-cloud integrations 

Other

 

We are an Equal Opportunity, Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to gender, pregnancy, race, national origin, religion, age, sexual orientation, gender identity, veteran or military status, status as a qualified individual with a disability or any other characteristic protected by law.

 

To be considered for this position candidates are required to submit an application for employment through our career site and, be at least 18 years of age.  Any offer of employment will be conditioned upon successful completion of a drug test and background investigation, as well as authorization for the Company to conduct additional periodic background checks as required by the Chemical Facility Anti-Terrorism Standards (CFATS) or regulations adopted by the department of Homeland Security or other regulatory agencies. A prior criminal record is not an automatic bar to employment, and the Company will conduct an individualized assessment and reassessment, consistent with applicable law, prior to making any final employment decision.