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Domain Architect - Data Center Networks

Vanguard

Vanguard

IT
Wayne, PA, USA
Posted on Mar 6, 2026

Executes the vision, future direction, and initiative roadmap for strategic infrastructure technology programs, with a focus on data center networking architectures, including Cisco ACI–based fabrics. Defines reference and implementation architectures that support scalable, resilient, and secure on‑prem and hybrid data center environments.

**This hybrid role (in office Tues-Wed-Thurs) can be based in Charlotte, NC, Dallas, TX, Wayne, PA, or Scottsdale AZ**

Responsibilities:

  • Provides the architectural leadership in shaping strategic, infrastructure technology programs and planning
  • Leverages knowledge capital available through subscription research services and critical resources for related knowledge capital, inclusive of blogs, podcasts, webinar, etc.
  • Produces technology roadmaps, defines reference and implementation architectures, and develops proof-of-concept prototypes and initial implementation models.
  • Ensures implementation solutions support architecture objectives (availability, scalability, performance, security, etc.), as appropriate, and monitors implementation activities to ensure architecture and design principles are upheld.
  • Utilizes partnership skills especially in the areas of persuasion, influence, conceptualizing solutions and problem solving.
  • Communicates complicated technical concepts effectively to a broad group of stakeholders.
  • Establishes relationships with IT leaders, architects, and technical specialists for the purpose of advancing proposed architectural solutions, and ensuring availability of infrastructure technologies and support.
  • Possesses deep understanding of the competitive landscape and corporate and business unit strategies to provide context for architectural decision making.
  • Identifies and mitigates risks of introducing architecture technology enhancements, ensures that IT project teams comply with IT Governance policies and procedures.
  • Participates in special projects and performs other duties as assigned.
  • Leads the architecture and design of data center network fabrics, including leaf‑spine architectures and software‑defined networking (SDN) solutions.
  • Defines and governs Cisco ACI fabric designs, including tenants, VRFs, bridge domains, contracts, policies, and integration with external L2/L3 networks.
  • Ensures data center network architectures support high availability, fault isolation, east‑west traffic optimization, and automation.
  • Partners with server, storage, virtualization, and security teams to ensure consistent, end‑to‑end infrastructure design across compute and network domains.
  • Evaluates data center networking technologies and vendors based on scalability, operational complexity, TCO, and lifecycle alignment.

Education & Experience:

  • Minimum of eight years related work experience, with at least three years of technology architect experience.
  • Deep expertise in data center networking concepts, including BGP, EVPN, VXLAN, and leaf‑spine topologies.
  • Hands‑on architectural experience with Cisco ACI fabrics, policy models, and multi‑site designs.
  • Strong understanding of integrating ACI with virtualization platforms and hybrid cloud connectivity.