Network Engineer L3 --(Design and Implementation experienced)

  • Smart Folks Inc.
  • Waltham, Massachusetts
  • Full Time
Hi

Greetings from Smart Folks !!!

My name is Kumar we have a job opportunity for you as Network Engineer L3 one of our client based at New York and Waltham MA find the Job description below, if you are available and interested, please send us your word copy of your resume with following detail to Or please call me on to discuss more about this position.

Job Title : Network Engineer L3

Location: New York and Waltham MA

Duration: 06 - 12 Months

Start Date: ASAP

Job Details:

Need Design and Implementation experienced profiles, with Hands-On experience

15+ years of experience- required.

Job Overview:

We are looking for experienced Senior Network Engineer (US-based) to support key programs aimed at modernizing and enhancing the US network infrastructure. The role will focus on improving reliability, security, and user experience , with major initiatives including the replacement of end-of-life LAN hardware and deployment of high-speed internet services integrated with Cisco SD-WAN technology .

Key Responsibilities:

Design, implement, and maintain WAN, LAN, and SD-WAN infrastructure , ensuring high availability, security, and scalability.

Provide technical expertise and strategic guidance on network architecture, upgrades, and emerging technologies.

Translate business requirements into technical solutions, including low-level design (LLD) and implementation plans.

Lead network projects, acting as both team lead and individual contributor , ensuring delivery within timelines and budget.

Collaborate with internal stakeholders and managed service providers to ensure requirements are clearly understood and delivered effectively.

Create and maintain comprehensive network documentation , including configurations, designs, standards, and operational processes.

Support incident and escalation management , troubleshooting networking issues to resolution.

Ensure compliance with security, reliability, and risk mitigation standards .

Prepare and obtain approvals for Record of Change (RoC) documentation.

Raise and manage ServiceNow change requests , ensuring all required details are included and approvals are obtained.

Stay updated with industry trends and recommend innovations to enhance network capabilities.

Prepare operational readiness artifacts, including:

Configuration standards

As-built documentation

Runbooks

Knowledge transfer for UTOC teams

Store and manage all artifacts in SharePoint repositories.

Key Skills & Requirements:

Strong experience in Cisco networking (LAN/WAN/SD-WAN)

Hands-on expertise in Cisco SD-WAN (Viptela preferred)

Strong knowledge of routing protocols (BGP, OSPF) and enterprise WAN environments

In-depth understanding of Cisco switching technologies (STP, RSTP, MSTP, VLANs, EtherChannel, stacking)

Experience in network design, implementation, and troubleshooting

Familiarity with ServiceNow, Change Management, and RoC processes

Strong documentation skills (LLD, runbooks, operational procedures)

Excellent stakeholder coordination and communication skills

Preferred Qualifications:

Cisco CCNP (mandatory) , CCIE (preferred)

Experience working in large enterprise or utility environments

Exposure to network modernization and transformation programs

Shravan Kumar Kataboina

Team Lead - Talent Acquisition

E-mail:

A:

McKinney, Texas (USA. INDIA. Mexico, UK)

P:

(+1) Ext - 10 4 F:

Smart Folks Inc (A Certified MBE & WBE): Work with the folks, Who are Smart
Job ID: 523032242
Originally Posted on: 5/30/2026

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