Senior OT Network Engineer
About the job
- A bachelor’s degree in electrical engineering, computer engineering, computer science, or a related field, and/or commensurate work experience.
- At least 10 years of progressive network engineering experience.
- Experience supporting operational technology, industrial, or manufacturing network environments.
- Strong knowledge of enterprise networking and secure network design.
- Ability to collaborate across information technology 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.
- Serve as the onsite network engineer for operational technology-related initiatives.
- Lead the deployment and adoption of operational technology network infrastructure.
- Support the design and implementation of secure, resilient network architectures for industrial and manufacturing environments.
- Ensure operational technology cybersecurity requirements are incorporated into network solutions, including segmentation, industrial demilitarized zones, 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 operational technology environments.
- Mentor and train local information technology support teams and operational staff on operational technology 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.
- Experience in manufacturing, industrial, or plant-floor environments.
- Familiarity with operational technology cybersecurity concepts, industrial demilitarized zones, and segmentation strategies.
- Experience with automation, controls, or industrial systems networking.
- Background supporting large-scale operational technology network deployments or plant modernization efforts.
- Experience working with production engineering, maintenance, and operations teams.
- Certifications such as Cisco Certified Network Associate, Cisco Certified Network Professional, Certified Information Systems Security Professional, or other networking/security credentials.
- Experience developing network standards, deployment procedures, or architecture guidance for operational technology environments.
About the company
Toyota Tsusho Systems (TTS-US) provides IT transformation and global technology services for clients, drawing on the Toyota Group’s worldwide network. It covers cybersecurity, digital transformation, infrastructure, engineering, connected solutions, and global services, helping organizations modernize their IT environments and adopt new technologies. The company operates by coordinating cross-regional teams and applying Toyota’s best practices to deliver practical IT solutions that cross cultural and language barriers. It differentiates itself through its global lineage and resources from the Toyota Group while maintaining a small-company culture where individuals’ ideas and efforts can make a difference. Its goal is to be the right partner for global IT transformation and to support Toyota’s move toward mobility, delivering solutions that impact millions of customers today and in the years to come.
Company Size
51-200
Company Stage
N/A
Total Funding
N/A
Headquarters
Italy
Founded
2011
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Simplify's Take
What believers are saying
- March 3, 2026 DSI acquisition adds Hiroshima engineering talent and manufacturing-sector references.
- April 2026 Tokyo, Hiroshima, Okinawa, and overseas hiring signals active expansion.
- New TTS web pages for CAE, analysis, and facial-attendance products show broader monetization paths.
What critics are saying
- Toyota Tsusho Systems depends heavily on Toyota Group customers, exposing revenue concentration risk.
- DSI integration after March 3, 2026 can distract engineers and delay delivery milestones.
- Microsoft partner status and acquisitions do not protect against price pressure from larger IT integrators.
What makes Toyota Tsusho Systems unique
- Toyota Tsusho Systems won Microsoft Japan Partner of the Year 2025 for Manufacturing.
- March 3, 2026 DSI acquisition expands engineering IT and CAE capabilities.
- Global offices in Japan, Singapore, India, Indonesia, and the US support Toyota Group clients.
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Benefits
Flexible Work Hours
Hybrid Work Options
Company News
Toyota Tsusho Systems Corporation (TTS) has acquired all shares of Digital Solution Inc (DSI), making the Hiroshima-based company a wholly owned subsidiary as of 3 March 2026. TTS positions engineering IT as a key growth area amid increasing complexity in manufacturing development processes and shorter product lifecycles. DSI brings strong technical capabilities in engineering IT, serving clients across manufacturing, medical and construction sectors. The companies had previously collaborated in select areas. The acquisition aims to combine DSI's engineering expertise and flexible development capabilities with TTS's broad customer base and service delivery strengths. This strategic integration will accelerate growth in TTS's engineering IT business whilst delivering enhanced solutions to support customers' advanced manufacturing needs. TTS is a wholly owned subsidiary of Toyota Tsusho Corporation.