Principal Network Security Architect

NCR Voyix•Atlanta, GA

About The Position

NCR Voyix is seeking an experienced Principal Network Architect to lead the strategy, design, governance, and modernization of its global enterprise network infrastructure. The role defines enterprise network standards and leads initiatives involving WAN transformation, data center interconnectivity, Cisco ACI, SD-WAN, cloud networking, and security integration. It serves as the technical authority for network architecture, partnering with engineering teams to turn high-level designs into scalable, secure, and resilient solutions. The position provides architectural leadership across global connectivity, data center and cloud networking, security, performance, reliability, and infrastructure modernization. It develops high-level designs and frameworks, guides implementation and operational transition, advises on technical decisions, mentors engineers, and works with infrastructure, cloud, cybersecurity, operations, vendors, carriers, and service providers.

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, including 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 such as payments, health, or food.

Responsibilities

Define and maintain the strategic direction, governance, and architectural standards for enterprise network infrastructure.
Design high-level network architectures that support business growth, operational excellence, and long-term technology roadmaps.
Drive modernization initiatives across WAN, cloud networking, data centers, and security platforms.
Evaluate emerging technologies and recommend solutions to improve performance, scalability, resiliency, and operational efficiency.
Architect and lead enterprise WAN solutions for global office, customer, and cloud connectivity.
Develop network strategies using ISPs, SD-WAN, and hybrid cloud networking technologies.
Optimize network transport services to improve reliability, security, and application performance.
Modernize customer and enterprise connectivity across on-premises and cloud environments.
Design and oversee data center networking solutions, 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 projects.
Design secure connectivity between enterprise environments and cloud platforms, including Azure and Google Cloud.
Develop high-level designs and architectural frameworks for major infrastructure projects.
Collaborate with Network Engineers to translate architecture into low-level designs and implementation plans.
Provide technical oversight throughout deployment, validation, and operational transition.
Support project teams during implementation and troubleshoot complex network issues when required.
Integrate security principles into network architecture and ensure compliance with enterprise security standards and regulatory requirements.
Design secure network solutions using firewalls, VPN technologies, segmentation, and threat prevention controls.
Partner with cybersecurity teams to strengthen the organization's security posture.
Establish standards that promote network availability, resiliency, and performance.
Analyze network trends and identify capacity-planning and infrastructure-optimization opportunities.
Ensure designs support business continuity, disaster recovery, and high availability.
Serve as senior technical advisor for enterprise networking initiatives; mentor 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 selections based on business requirements, scalability, reliability, and cost-effectiveness.