Principal Network Security Architect

NCR Corporation•Dayton, OH

About The Position

NCR Voyix is seeking an experienced Principal Network Architect to lead the strategy, design, and modernization of its global network infrastructure. The role defines and governs enterprise network standards and drives initiatives across data center transformation, WAN, cloud connectivity, and security integration. The Principal Network Architect serves as the technical authority for network architecture, working with engineering teams to turn high-level designs into scalable, secure, and resilient solutions. The role supports infrastructure modernization programs that include WAN transformation, data center interconnectivity, Cisco ACI deployments, SD-WAN adoption, and cloud networking. It combines strategic leadership with hands-on enterprise-scale network design and implementation.

Requirements

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
10+ years of progressive experience in network architecture, engineering, and enterprise infrastructure design.
Proven experience architecting and implementing enterprise WAN solutions in complex, multi-site environments.
Deep expertise with BGP routing, ISP connectivity, WAN connectivity, and enterprise transport networks.
Strong experience designing data center networking environments and data center interconnect solutions.
Hands-on experience with Cisco networking technologies, including Cisco ACI.
Expertise in network security architecture, including firewalls, VPNs, segmentation, and network access controls.
Experience integrating enterprise networks with public cloud platforms such as Microsoft Azure and Google Cloud.
Ability to create high-level architecture designs and partner with engineering teams through implementation.
Strong communication and stakeholder management skills, with the ability to influence technical and business leaders.

Nice To Haves

Experience with SD-WAN technologies and large-scale network transformation initiatives.
Experience supporting hybrid cloud and multi-cloud networking environments.
Industry certifications such as CCIE (Routing & Switching, Enterprise Infrastructure, or Data Center), CCNP, CISSP, Azure Solutions Architect Expert, or Google Professional Cloud Network Engineer.
Experience in large enterprise, retail, hospitality, fintech, or distributed infrastructure environments.
Experience in regulated industries, including payments, health, or food.

Responsibilities

Define and maintain the strategic direction, governance, and architectural standards for the enterprise network infrastructure.
Design high-level network architectures that support business growth, operational excellence, and long-term technology roadmaps.
Drive modernization across WAN, cloud networking, data centers, and security platforms.
Evaluate emerging technologies and recommend solutions that improve performance, scalability, resiliency, and operational efficiency.
Architect enterprise WAN solutions for global office, customer, and cloud connectivity, using ISPs, SD-WAN, and hybrid cloud networking technologies.
Optimize network transport services and modernize customer and enterprise connectivity across on-premises and cloud environments.
Design and oversee data center networking, including data center interconnects, routing, switching, and segmentation.
Lead Cisco ACI architecture, design, and implementation initiatives.
Partner with infrastructure, cloud, and security teams on data center modernization and secure connectivity with Azure and Google Cloud.
Develop high-level designs and architectural frameworks for major infrastructure projects.
Work with Network Engineers to translate architectural designs into detailed designs and implementation plans.
Provide technical oversight through deployment, validation, and operational transition; support implementation teams and troubleshoot complex network issues.
Integrate security principles into network designs, ensure compliance with enterprise security standards and regulatory requirements, and design secure solutions using firewalls, VPNs, segmentation, and threat prevention controls.
Partner with cybersecurity teams to strengthen the organization's security posture.
Establish standards for network availability, resiliency, and performance; analyze trends and identify capacity-planning and optimization opportunities.
Ensure designs support business continuity, disaster recovery, and high availability.
Serve as senior technical advisor, mentor network engineers and technical team members, lead architecture reviews, and govern network design decisions.
Foster collaboration across infrastructure, cloud, security, and operations teams.
Evaluate network technologies, products, and service providers; manage relationships with carriers, ISPs, hardware vendors, and strategic partners.
Influence technology selection based on business requirements, scalability, reliability, and cost-effectiveness.