Team

Information Technology and Digital

Business Unit

IT and Digital

Requisition No.

12014

City

Waltham, US, 02451

Northboro, US, 01532

Date posted

20 October 2026

Senior Network Architect

At National Grid, we keep people connected and society moving. But it’s so much more than that. National Grid supplies us with the environment to make it happen. As we generate momentum in the energy transition for all, we don’t plan on leaving any of our customers in the dark. So, join us as a Senior Network Architect, and find your superpower. We need you!

We want to find an innovative, adaptable, and results-oriented Senior Network Architect for our Technical Architecture team**. This position can be located in Northboro, MA, or Waltham, MA**. If you yearn to be innovative, contribute new ideas, and play a critical part in our Infrastructure & Operations organization, we want to hear from you!

What you'll do

As Senior Network Architect, you'll work closely with Network Engineering and other Technical Architects to develop architectures, high-level designs, standards, LLD templates, golden configurations, and implementation guidelines. You'll have meaningful technical ownership while working alongside experienced Principal Architects who will provide mentorship and guidance. Key responsibilities include the following:

• Lead the architecture and strategy for enterprise DNS, DHCP, and IP Address Management (IPAM/DDI) services.
• Design scalable, secure, and resilient network solutions that support a large global enterprise.
• Develop architecture standards, reference designs, design patterns, and implementation guidelines.
• Create and maintain high-level designs (HLDs), low-level design templates (LLDs), and golden configurations.
• Apply LAN/WAN expertise to support the integration of network services across the broader enterprise network.
• Evaluate emerging technologies and contribute to network architecture roadmaps and lifecycle planning.
• Review engineering designs and ensure compliance with architecture standards and best practices.
• Collaborate with Network Engineering, Security, Cloud, and Infrastructure teams to deliver practical, supportable solutions.
• Provide technical leadership, mentorship, and architectural guidance across networking initiatives

About you

• Strong enterprise networking experience, with significant experience in Network Services and LAN/WAN environments.

• Strong practical experience designing, implementing, and troubleshooting enterprise network infrastructure.

• Infoblox DDI Professional (DDIP) certification preferred.

• CCIE certification strongly preferred**.** Strong knowledge of:

• • DNS
  • DHCP
  • IP Address Management (IPAM)
  • Enterprise LAN/WAN/SDWAN architecture
  • Routing and switching
  • BGP and OSPF
  • IPv4/IPv6
  • Network resiliency and high availability
  • Network security principles

• Experience developing or working with network standards and design documentation.

• Experience with network automation and infrastructure-as-code concepts.

• Familiarity with network monitoring and observability.

• Experience with cloud and hybrid network architectures.

Are you the right fit for this exciting role? You want to learn more about the position and National Grid's ambitious Digital Transformation? Then let's chat!

Rewarding work and a collaborative, team-oriented culture are just the beginning. Review our digital benefit guide atngbenefitslivebrighter.com for full details and descriptions.

Our organization follows a hybrid work structure in our service territory (NY & MA) where employees can work remotely or from the office, as needed. Working from the office is encouraged when working on tasks that require a high degree of collaboration. We work with our employees to foster a flexible work schedule.

Salary

$157,000 - $184,000 a year

National Grid will not be providing visa sponsorship for this position now or in the future. You must have the ability to work without a need for current or future visa sponsorship.

National Grid utilizes an assessment that evaluates the job qualifications/characteristics using AI or statistically based scoring.

This position has a career path which provides for advancement opportunities within and across bands as you develop and evolve in the position; gaining experience, expertise and acquiring and applying technical skills. Candidates will be assessed and provided offers against the minimum qualifications of this role and their individual experience.

National Grid is committed to providing equal employment opportunities to all employees and applicants for employment regardless of protected class. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, or any other protected status in accordance with applicable federal, state, and local laws. National Grid maintains affirmative action programs for individuals with disabilities and protected veterans.

Our employment practices are designed to ensure that all individuals are treated fairly and with respect throughout the hiring process and during employment. National Grid complies with all applicable federal, state, and local anti-discrimination laws. We are dedicated to fostering a workplace that is free from unlawful discrimination and harassment, and we encourage a culture of respect for all.