NTT DATA, Inc. · 2 days ago
Principal Network Architect - Cisco SD-Access & Enterprise Networking
California, United States
Full-time
Onsite
Lead/Staff
$220K/yr - $270K/yr
10+ years expNTT DATA is a leading business and technology services provider known for its technical excellence and commitment to innovation. They are seeking a Principal Network Architect to lead the design and delivery of multi-site Cisco SD-Access solutions, focusing on architecture direction, complex deployments, and mentoring engineering teams.
Information Technology & Services
No H1B
Responsibilities
Own end-to-end SD-Access architecture for large, multi-site enterprises: fabric design (control/edge/border), transit options, segmentation (SGTs/TrustSec), identity policy, and integration with WAN and data center
Lead Catalyst Center–driven automation: design templates, SDA workflows, network assurance, SWIM, and closed-loop operations aligned to reliability/SLOs
Design identity-centric security with ISE: policy sets, authorization profiles, posture, PxGrid integrations, wired/wireless 802.1X/MAB, guest/BYOD, and scalable group policies
Engineer secure edge and campus perimeters: Cisco FTD/Firepower policy design, NAT, VPN, IDS/IPS, SSL decryption strategy, and high availability
Architect SD-WAN underlay/overlay: transport independence, application-aware routing, DIA/Cloud on-ramp, security integration, and multi-region scale
Expert routing at scale: BGP (policy, route reflectors, communities), OSPF, EIGRP, ECMP, redistribution strategies, route filtering, summarization, and IPv6 planning
Drive modernization roadmaps: brownfield to SDA migration, hierarchical campus design, QoS, multicast, wireless controller (Catalyst 9800) alignment, and resiliency patterns
Deliver hands-on build and escalation leadership: lab validation, pilot, phased rollout, cutover plans, MOPs, change windows, and root-cause analysis for P1/P2 incidents
Mentor and uplift engineering teams: design reviews, standards, runbooks, and enablement sessions for operations and field engineers
Stakeholder leadership: collaborate with security, EUC, cloud, and application teams; translate business outcomes into technical architectures and measurable milestones
Documentation & governance: HLD/LLD, as-builts, standards, security exceptions, and compliance artifacts; contribute to reference architectures and reusable templates
Qualification
Required
Active CCIE (any track; Enterprise Infrastructure and/or Security strongly preferred)
10+ years enterprise networking experience, including 3–5+ years leading SD-Access architecture and deployment across multiple sites
Proven, exceptional hands-on skills with Cisco routing/switching and Catalyst Center (formerly Cisco DNA Center) for SDA automation and assurance
Deep expertise with Cisco ISE (policy, 802.1X, SGT/TrustSec) and Cisco FTD (Firepower) firewalls (threat, access control, NAT/VPN, high availability)
Strong experience with Cisco SD-WAN (design, policy/templating, security integration, operationalization)
Expert-level knowledge of BGP, EIGRP, OSPF, redistribution, and route-policy design for large enterprises
Demonstrated success leading complex, multi-phase migrations and mentoring senior engineers
Preferred
CCDE or dual CCIE; Cisco Certified Specialist certifications in SDA, ISE, or SD-WAN
Automation fluency (Ansible, Python, Terraform), Git-based workflows, and API integration with Catalyst Center/ISE/FTD/SD-WAN
Wireless (Catalyst 9800/Prime/Catalyst Center Assurance), QoS strategy, multicast, NAC posture, and Zero Trust segmentation
Cloud networking (Azure/AWS), hybrid connectivity, and DNS/DHCP/IPAM integration
Familiarity with data center and campus interconnect (e.g., ACI concepts beneficial but not required)
Benefits
Medical, dental, and vision insurance
Flexible spending or health savings account
Life, and AD&D insurance
Short-and long-term disability coverage
Paid time off
Employee assistance
Participation in a 401k program with company match
Additional voluntary or legally required benefits
Company
NTT DATA, Inc.
NTT DATA, Inc. is a trusted global innovator of business and technology services.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
Chris Paulen
Chief Technology Officer
Robert Kastronis
Principal Architect, CSD_Technology Strategy|CTO Office|NTT
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