Senior OT Network Engineer

Sequoia Connect LLC; Georgetown (AL); On-site; USD 120,000 - 180,000; Full time

Job summary

Sequoia Connect LLC is seeking an experienced OT Network Engineer to lead and implement secure industrial networking across manufacturing environments. This onsite role emphasizes reliability, security, and scalable OT architectures.

You will collaborate with IT, plant engineers, and vendors, driving projects to completion, mentoring teams, and translating production requirements into robust network solutions. Proficiency in English and Spanish is required.

Qualifications

• Bachelor's degree or equivalent experience.
• 10+ years of progressive network engineering.
• OT/industrial network environment experience.
• Strong enterprise networking and secure design.
• Hands-on routing, switching, VLANs and firewalls.
• Experience with high-availability/production-critical systems.
• Deployment, maintenance windows, and cutovers.
• Cross-functional collaboration across IT and operations.
• Ability to mentor technical staff.
• Excellent written and verbal English and Spanish.

Responsibilities

• Serve as onsite network engineering resource for OT initiatives.
• Lead deployment and adoption of OT network infrastructure.
• Design secure, resilient networks for industrial environments.
• Support plant-floor, automation, and edge-connected systems.
• Participate in network cutovers, maintenance, and readiness.
• Minimize disruption to manufacturing operations.
• Incorporate OT cybersecurity into network architecture.
• Implement segmentation, IDMZ, and secure connectivity.
• Support firewall configuration between IT and OT.
• Ensure high availability of plant network infrastructure.
• Contribute to OT standards and documentation.
• Provide escalation support for OT/enterprise incidents.
• Troubleshoot routing, switching, connectivity, and performance.
• Coordinate resolutions with teams and vendors.
• Monitor reliability and performance proactively.
• Liaise between IT and plant/production teams.
• Translate requirements into robust network solutions.
• Mentor IT and operations staff on OT networking.
• Drive initiatives through to completion.

Skills

Network engineering

OT networking

Routing & Switching

Firewalls

Network segmentation

High availability

Mentoring

Advanced English

Advanced Spanish

Cross-functional collaboration

Education

Bachelor's degree or equivalent experience

Job description

Description

Our client is an American company with more than 50 years of experience, dedicated to providing autonomy to the first line of retail/e-commerce, manufacturing, transportation and logistics, healthcare, the public sector, and other industries to achieve a competitive advantage.

Our client has more than 10,000 partners and 8,000 employees in 100 countries, offering better visibility through integrated and customized solutions for each industry, which allow connecting people, assets, and data with intelligence that help make critical decisions for the business.

The Challenge (Responsibilities)

• Serve as the onsite network engineering resource for OT-related initiatives.
• Lead the deployment, implementation, and adoption of OT network infrastructure.
• Design and implement secure, resilient network architectures for industrial and manufacturing environments.
• Support plant-floor, automation, controls, and edge-connected systems.
• Participate in network cutovers, maintenance activities, deployments, and operational readiness planning.
• Ensure network implementations minimize disruption to critical manufacturing operations.
• Incorporate OT cybersecurity requirements into network architecture and implementation.
• Implement and support network segmentation, IDMZ architecture, secure connectivity, and access control practices.
• Support firewall configuration and secure communication between enterprise IT and OT environments.
• Apply high-availability and redundancy principles to critical plant network infrastructure.
• Contribute to OT network standards, architecture guidance, implementation practices, and technical documentation.
• Provide escalation support for complex OT and enterprise network incidents.
• Troubleshoot routing, switching, connectivity, wireless, firewall, and network performance issues.
• Coordinate issue resolution with internal technical teams, plant personnel, and external vendors.
• Support network monitoring and proactively identify reliability and performance concerns.
• Serve as a liaison between IT, plant engineering, production, maintenance, operations, and other technical teams.
• Translate manufacturing and production requirements into secure and effective network solutions.
• Provide technical guidance to local IT and operational teams, and mentor support personnel on OT networking fundamentals.
• Drive assigned initiatives and technical tasks through successful completion.

Your Profile (Requirements)

• Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field, and/or equivalent professional experience.
• 10+ years of progressive network engineering experience.
• Demonstrated experience supporting OT, industrial, plant-floor, or manufacturing network environments.
• Strong knowledge of enterprise networking, network architecture, and secure network design.
• Strong hands-on knowledge of routing, switching, VLANs, firewalls, segmentation, and network redundancy.
• Experience troubleshooting complex network issues within high-availability or production-critical environments.
• Experience supporting network deployments, maintenance windows, cutovers, and ongoing operational activities.
• Demonstrated ability to collaborate effectively across IT, engineering, operations, and plant teams.
• Ability to train and mentor technical support personnel and operational teams.
• Strong written and verbal communication skills with the ability to work with both technical and non-technical stakeholders.
• Strong ownership and execution skills with the ability to independently drive technical tasks through completion.
• High-Performance Mindset: Resilience, emotional intelligence, and a focus on agile delivery.
• Technologist DNA: A deep understanding of the difference between "coding" and "engineering."

Desired

• Significant experience within manufacturing, automotive, industrial, or plant-floor environments.
• Knowledge of OT cybersecurity principles, including IDMZ and network segmentation strategies.
• Experience supporting automation, controls, or industrial systems networking.
• Experience with large-scale OT network deployments, plant expansions, or modernization initiatives.
• Experience developing network standards, deployment procedures, architecture documentation, or OT implementation guidelines.
• Relevant certifications such as CCNA, CCNP, CISSP, or comparable networking/security certifications.
• Familiarity with cloud-native foundations or AI coding assistants.

Languages

• Advanced Oral English: For seamless collaboration with global teams.
• Advanced Spanish.

Special Notes

• After-Hours Requirements: Occasional after-hours or weekend work may be required for deployments, maintenance windows, and cutovers.

Work Arrangement

We value flexibility to support your lifestyle. This position is available as:

• On-site

Requirements

• Bachelor's degree (EE, CE, CS) or equivalent. 10+ years of progressive network engineering experience. Demonstrated experience supporting OT, industrial, plant-floor, or manufacturing network environments. Strong knowledge of enterprise networking, network architecture, and secure network design. Strong hands-on knowledge of routing, switching, VLANs, firewalls, segmentation, and network redundancy. Experience troubleshooting complex network issues within high-availability or production-critical environments. Experience supporting deployments, maintenance windows, and cutovers.