Associate Engineer, Operational Technology (OT) Support

Owens Corning•Toledo, OH

1d•Onsite

About The Position

The Associate Engineer, Operational Technology (OT) Support is a hands-on technical specialist responsible for the reliability, performance, and OT network and firewall infrastructure across manufacturing facilities. The role focuses on incident response, maintenance, and proactive monitoring of OT networks and firewalls in close collaboration with plant engineers, IT/OT teams, and external vendors. Operating in a dynamic manufacturing environment, the engineer executes standard support processes to resolve network issues, maintain cybersecurity compliance, and continuously improve operational procedures. Success in this role requires strong foundational knowledge of OT networking and firewalls, along with a collaborative, service-focused mindset.

Requirements

Bachelor’s degree in computer science, Information Technology, computer engineering, control systems engineering or equivalent experience in lieu of a degree
2 years' experience in one or more of: Information Technology, Manufacturing IT/OT Support, OT networking or plant systems and/or OT cybersecurity
Strong understanding of IT service management principles (ITIL), including change, incident, and problem management processes, and operational support models.
Proven understanding firewall rules and applying network security best practices in OT environments
Demonstrated ability to define, document, and implement technical standards, runbooks, and operating procedures
Hands-on experience with ticketing systems, OT network monitoring tools, and firewall platforms supporting industrial environments
Experienced in leading and coordinating the resolution of complex technical issues in collaboration with internal teams and external service providers
Service oriented team player with strong interpersonal skills and operational flexibility
Ability to support off hours work aligned to plant and end user requirements
Proven experience supporting firewalls and networks in OT, ICS, or critical infrastructure environments
Strong networking fundamentals (TCP/IP, VLANs, switching, routing)
Knowledge of OT cybersecurity standards, best practices, and security architecture
Understanding of OT protocols (MODBUS, DNP3, Ethernet/IP, PROFINET) in secure industrial deployments
Familiarity with OT networking and industrial platforms (e.g., Cisco, Stratix, Rockwell)
Strong troubleshooting, documentation, and technical communication skills
Ability to operate effectively under production and operational constraints
Understanding of OT security frameworks (e.g., ISA/IEC 62443), including segmentation and DMZ concepts
Ability to analyze and respond to firewall alerts, logs, and monitoring outputs
Ability to document and clearly communicate technical standards to both technical and non‑technical stakeholders
Demonstrated ability to manage tasks effectively by setting clear priorities and meeting deadlines.
Skilled in organizing work, staying focused on key objectives, and adjusting plans as needed to ensure timely completion of assignments.
The ability to build trust, connections, and influence stakeholders
Ability to make informed decisions within the scope of assigned responsibilities
Demonstrates sound judgment in prioritizing tasks and resolving routine issues independently
Takes ownership of work and follows through on commitments with minimal supervision
Understands when to escalate complex issues and seeks guidance appropriately
Exercises decision authority over day-to-day activities to ensure timely and effective execution

Nice To Haves

Willingness to travel up to 10%, as required

Responsibilities

Develop and maintain a strong understanding of Owens Corning specific business processes and operations locally and globally
Build relationships within the organization, cross-functionally, and with key business stakeholders; continuously enhance connection to remain aligned with core objectives
Understand how IT/OT Security and services are directly aligned with the company's strategic objectives by regularly engaging with key business stakeholders
Respond to incidents, requests, alerts, and outages to minimize operational downtime
Perform preventive and corrective maintenance on OT network devices and firewalls
Troubleshoot OT network and security issues in collaboration with plant engineers, IT/OT teams, and vendors
Review firewall and network logs; perform root cause analysis (RCA) and document findings for incidents
Provide hands-on support and maintain playbooks for key OT network and security platforms (e.g., Palo Alto)
Deliver metrics and monthly performance dashboards
Monitor OT network and firewall performance using tools such as PRTG and NCM
Proactively identify and remediate misconfigurations, vulnerabilities, and performance issues
Monitor network availability, utilization, throughput, latency, and OT backup solutions
Manage and prioritize service level tickets; escalate issues as needed
Validate compliance with cybersecurity and network standards
Partner with SOC and vendors to ensure systems are patched, updated, and aligned with supported code versions
Maintain, and continuously improve OT network and firewall standard operating procedures (SOPs)
Execute firewall and OT network change management, including impact assessment, testing, and rollback planning
Support vendor platform oversight to minimize operational disruption
Collaborate with plant teams and equipment vendors to understand network designs and change risk
Deliver consistent, reliable service aligned with service level expectations
Collaborate with IT/OT support teams, product owners, and architects on cross functional processes
Build trust through clear communication, follow through, and user focused support
Plan and execute maintenance activities that promote safe and reliable plant operations
Identify areas of waste (process, time, etc.) and ideate and execute action plans to create productivity
Lead or participate in special projects that support the long-term strategic goals of the business and/or organization
Identify opportunities to improve effectiveness, value, and perception of the function
Invest in personal growth and development, clearly focused on self-learning
Always strive to elevate the capabilities of the team and GIS organization across the company, drive change management, and technology adoption