Hybrid Sr Network Architect

Sr Network Architect

Contract Length: 12 Months
Location: New York, NY
Work Setup: Hybrid (3 Days On-site / 2 Days Remote)

This is a 37.5 hour work week.

Join a leading organization focused on modernizing critical transportation infrastructure through innovative Operational Technology (OT) solutions. As a Sr Network Architect, you will lead the design, strategy, and modernization of mission-critical OT network environments that support safe, secure, and reliable 24/7 transit operations.
Sr Network Architect Responsibilities

• Lead the design, modeling, and long-term planning of OT network infrastructure, including core, distribution, and edge devices.
• Architect highly available networks supporting CCTV, Public Address (PA), CBTC, Bus Radio, power systems, cybersecurity platforms, and other train and bus operational technologies.
• Develop resilient, scalable network architectures that ensure continuous 24/7 operations and regulatory compliance.
• Provide technical leadership and guidance to operations teams on OT network initiatives and modernization projects.
• Collaborate with IT teams to integrate IT and OT environments while maintaining strict network segmentation and security controls.
• Develop and maintain enterprise network standards, reference architectures, and modeling documentation using enterprise architecture tools such as Abacus.
• Drive legacy system modernization by designing extensible, resilient solutions that improve operational efficiency and reduce long-term costs.
• Present network strategies, architecture roadmaps, and solution recommendations to leadership while ensuring strong return on investment.

Sr Network Architect Qualifications

Required Qualifications

• Extensive experience designing and supporting Operational Technology (OT) network environments.
• Advanced expertise in network architecture, design, administration, and optimization of core, distribution, and edge networks.
• Strong knowledge of network virtualization, wireless networking, and secure network segmentation.
• Advanced understanding of OT cybersecurity principles, operational continuity, and industry compliance standards.
• Experience developing enterprise architecture models, network standards, and reference architectures using tools such as Abacus.
• Proven ability to design highly available, resilient, and scalable network solutions supporting mission-critical 24/7 operations.
• Excellent communication skills with the ability to translate complex technical concepts into actionable business solutions.

Preferred Qualifications

• Experience supporting transportation, transit, rail, bus operations, utilities, or other critical infrastructure environments.
• Experience collaborating with Networking, Cybersecurity, Infrastructure, Operations, and Procurement teams.
• Demonstrated success leading strategic planning sessions, architecture reviews, and solution design workshops.

We look forward to reviewing your application!
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