About TTS-US:
Founded in 2011, Toyota Tsusho Systems US, Inc. (TTS-US) is a Toyota group company, that develops IT solutions wherever global businesses operate. Transforming into a technology and mobility company, TTS-US with it's 8 TTS affiliates worldwide is establishing a secure and resilient Toyota global value chain. The creative capacity to forge such limitless business opportunities is one of the strengths of Toyota Tsusho Systems.
Position Summary:
We are seeking a highly motivated and experienced Sr. OT Network Engineer with over 10 years of experience to join our dynamic System Solution team. This position is ideal for a candidate a hands-on network professional with strong OT and enterprise networking experience, proven ability to work in manufacturing environments, and a collaborative approach to supporting both technical teams and non-technical stakeholders. The successful candidate will be responsible for onsite serves as a key technical resource and liaison between IT and plant engineering to ensure OT network solutions are delivered securely, efficiently, and with zero unplanned downtime.
Requirements
Essential Functions:
Description / Essential Functions:
- Serve as the onsite network engineer for OT-related initiatives
- Lead the deployment and adoption of OT network infrastructure.
- Support the design and implementation of secure, resilient network architectures for industrial and manufacturing environments.
- Ensure OT cybersecurity requirements are incorporated into network solutions, including segmentation, IDMZ, and access control practices.
- Provide escalation support for network incidents and coordinate issue resolution with internal teams and vendors as needed.
- Assist with network standards, implementation practices, and documentation for OT environments.
- Mentor and train local IT support teams and operational staff on OT network fundamentals and troubleshooting.
- Contribute to project planning, cutovers, maintenance activities, and operational readiness.
- Collaborate with stakeholders to translate business and production requirements into effective network solutions.
Technology Scope
Candidates should have experience with a broad mix of enterprise and OT networking technologies, including:
• Enterprise LAN/WAN networks
• OT / industrial network environments
• Network segmentation and secure network design
• IDMZ architecture
• Firewalls and secure connectivity
• VLANs, routing, switching, and redundancy
• Network monitoring and troubleshooting
• Wireless networking in industrial or manufacturing settings
• High availability network design
• Support for plant-floor, automation, and edge-connected systems
• Industrial network connectivity and protocols
Minimum qualification:
Required Education & Experience:
- Bachelor’s degree in electrical engineering, computer engineering, computer science, or related field; and/or commensurate work experience
- 10+ years of progressive network engineering experience.
- Experience supporting OT, industrial, or manufacturing network environments.
- Strong knowledge of enterprise networking and secure network design.
- Demonstrated ability to collaborate across IT and plant teams.
- Experience troubleshooting complex network issues in high-availability environments.
- Strong communication and interpersonal skills, with the ability to work effectively with technical and non-technical stakeholders.
- Experience supporting deployments, maintenance windows, cutovers, and operational support activities.
- Ability to train and mentor support personnel and operational teams.
- Strong ownership mindset and ability to drive tasks through completion.
Preferred Qualifications:
- Experience in manufacturing, industrial, or plant-floor environments.
- Familiarity with OT cybersecurity concepts, IDMZ, and segmentation strategies.
- Experience with automation, controls, or industrial systems networking.
- Background supporting large-scale OT network deployments or plant modernization efforts.
- Experience working with production engineering, maintenance, and operations teams.
- Certifications such as CCNA, CCNP, CISSP, or other networking/security credentials.
- Experience developing network standards, deployment procedures, or architecture guidance for OT environments.
Position Type/Expected Hours of Work:
- Onsite contract: Standard business hours
- Occasional after-hours or weekend work may be required based on business needs
- Limited travel expected