Principal Consultant

NTT Ltd.

1d•Remote

About The Position

The Principal Consultant – Secure Networking (Delivery-Focused) is a senior technical leader responsible for owning the successful delivery of complex, secure networking engagements across enterprise and regulated environments. This role requires deep hands-on expertise in networking technologies and the ability to lead delivery teams through design, implementation, migration, and optimization phases. The Principal Consultant is accountable for technical quality, delivery outcomes, and client satisfaction, while ensuring secure networking solutions integrate seamlessly across multiple technology towers including security, cloud, and data center. Delivery Ownership & Execution Own end-to-end delivery of secure networking engagements from design through implementation and stabilization Act as the senior technical escalation point for complex networking and security challenges Ensure solutions are delivered on time, within scope, and aligned with contractual and architectural commitments Lead cutovers, migrations, and transformations with minimal business disruption Secure Networking Implementation Design, build, and optimize enterprise network solutions including: LAN/WAN and routing & switching SD-WAN deployments and WAN modernization Internet edge, branch, and campus networking Network segmentation and secure access architectures Apply security-by-design principles including zero trust, defense-in-depth, and least privilege Validate designs through hands-on configuration, testing, and troubleshooting Multi-Tower Delivery Leadership Lead delivery across multiple technology towers, including: Networking & Connectivity Network Security (firewalls, IDS/IPS, secure remote access) Cloud & Hybrid Connectivity Data Center & Colocation Coordinate with security, cloud, and data center teams to ensure integrated, end-to-end delivery Manage technical dependencies, risks, and inter-tower handoffs Technical Governance & Quality Assurance Enforce delivery standards, best practices, and design consistency Review and approve detailed designs, configurations, and implementation plans Ensure documentation, runbooks, and operational handover artifacts meet enterprise standards Support operational readiness, knowledge transfer, and post-go-live stabilization Client Engagement & Delivery Leadership Serve as the primary technical delivery lead for client engagements Communicate delivery status, risks, and mitigation plans to client stakeholders Build credibility through hands-on expertise and consistent delivery excellence Support delivery-related aspects of SOWs, estimates, and change requests Sales, Presales & Practice Leadership Support presales activities including solution shaping, RFP/RFI responses, and client presentations Provide technical leadership on proposals, estimates, and solution positioning Mentor and coach senior and mid-level consultants and engineers Contribute to practice development, standards, and reusable assets Knowledge and Attributes: Deep vertical/domain/industry expertise coupled with deep networking consulting knowldedge and client engagement experience, demonstrating good experience in client needs assessment and change management. Knowledge and understanding of IT industry environment and business needs. Excellent understanding of business transformation coupled with strategic thinking ability. Strong problem-solving and analytical skills. Interpersonal skills with the ability to develop and maintain strong stakeholder relationships. Ability to work with a variety of internal and external stakeholders to ensure that the delivery of business transformation. Extensive knowledge of systems, software, and programing languages. Ability to focus on detail with an understanding of how it impacts the business strategically. Excellent client service orientation. Ability to work in high-pressure situations. Ability to establish and manage processes and practices through collaboration and the understanding of business. Ability to facilitate workshops with senior level clients.

Requirements

Bachelor’s degree in Engineering, Computer Science, or related field (Master’s preferred)
10+ years of experience in enterprise networking with a strong consulting background
Proven experience leading complex network initiatives for large or regulated enterprises
Networking Expertise
Deep hands-on and architectural experience in: LAN/WAN and enterprise routing & switching, SD-WAN and WAN transformation, Network security and segmentation, High availability, resiliency, and performance optimization
Multi-Tower & Consulting Skills
Strong understanding of how networking integrates with security, cloud, and data center towers
Ability to operate at both strategic (architecture, roadmap) and tactical (design, troubleshooting) levels
Experience working in multi-vendor, multi-stakeholder environments
Leadership & Communication
Strong client-facing communication and executive presence
Ability to lead without direct authority across cross-functional teams
Proven mentoring and technical leadership capabilities
Deep vertical/domain/industry expertise coupled with deep networking consulting knowldedge and client engagement experience, demonstrating good experience in client needs assessment and change management.
Knowledge and understanding of IT industry environment and business needs.
Excellent understanding of business transformation coupled with strategic thinking ability.
Strong problem-solving and analytical skills.
Interpersonal skills with the ability to develop and maintain strong stakeholder relationships.
Ability to work with a variety of internal and external stakeholders to ensure that the delivery of business transformation.
Extensive knowledge of systems, software, and programing languages.
Ability to focus on detail with an understanding of how it impacts the business strategically.
Excellent client service orientation.
Ability to work in high-pressure situations.
Ability to establish and manage processes and practices through collaboration and the understanding of business.
Ability to facilitate workshops with senior level clients.

Responsibilities

Own end-to-end delivery of secure networking engagements from design through implementation and stabilization
Act as the senior technical escalation point for complex networking and security challenges
Ensure solutions are delivered on time, within scope, and aligned with contractual and architectural commitments
Lead cutovers, migrations, and transformations with minimal business disruption
Design, build, and optimize enterprise network solutions including: LAN/WAN and routing & switching, SD-WAN deployments and WAN modernization, Internet edge, branch, and campus networking, Network segmentation and secure access architectures
Apply security-by-design principles including zero trust, defense-in-depth, and least privilege
Validate designs through hands-on configuration, testing, and troubleshooting
Lead delivery across multiple technology towers, including: Networking & Connectivity, Network Security (firewalls, IDS/IPS, secure remote access), Cloud & Hybrid Connectivity, Data Center & Colocation
Coordinate with security, cloud, and data center teams to ensure integrated, end-to-end delivery
Manage technical dependencies, risks, and inter-tower handoffs
Enforce delivery standards, best practices, and design consistency
Review and approve detailed designs, configurations, and implementation plans
Ensure documentation, runbooks, and operational handover artifacts meet enterprise standards
Support operational readiness, knowledge transfer, and post-go-live stabilization
Serve as the primary technical delivery lead for client engagements
Communicate delivery status, risks, and mitigation plans to client stakeholders
Build credibility through hands-on expertise and consistent delivery excellence
Support delivery-related aspects of SOWs, estimates, and change requests
Support presales activities including solution shaping, RFP/RFI responses, and client presentations
Provide technical leadership on proposals, estimates, and solution positioning
Mentor and coach senior and mid-level consultants and engineers
Contribute to practice development, standards, and reusable assets