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# Network Data L2.5 Engineer

- **Company:** Tata Consultancy Services Limited
- **Location:** Canton, MA, United States
- **Salary:** $110,000.0 - $140,000.0
- **Contract:** Permanent contract
- **Skills:** Wireless LAN, Border Gateway Protocol, Computer Networks, Dynamic Host Configuration Protocol, Domain Name System (DNS), Virtual Private Networks (VPN), Multi-protocol Systems, Network Troubleshooting, Routing, Open Shortest Path First (OSPF), Runbook, Virtual Local Area Networks, Wide Area Networks, Wireless Access Point, Load Balancing, Firewalls (Computer Science), Amazon Virtual Private Cloud (VPC), NetScout, Information Technology, Routing & Switching, Cisco, Servicenow
- **Published:** July 2, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=6ddebab1390409b9

## About the Role

* Domain: Healthcare / Insurance (preferred)

 * Certifications: CCNP / CCIE (preferred)

 * Strong knowledge of routing & switching (BGP, OSPF, VLANs, STP)

 * Experience with firewalls, VPNs, and load balancers (F5 preferred)

 * Hands-on with wireless (WLC, Access Points)

 * Knowledge of DNS, DHCP, IPAM

 * Familiarity with monitoring & ticketing tools (ServiceNow, etc.), * Strong experience in LAN, WAN, WLAN, Security & Load Balancer services aligned to SOW scope

 * Hands-on with:

o Routing: BGP, OSPF, MPLS, VPN
o Switching: VLANs, STP, VPC, QoS
o Firewalls & NAC
o F5 LTM/GTM
o Wireless Controllers & APs
o Infoblox (DNS/DHCP/IPAM)

 * Network Tools and technologies

o Cisco Checkpoint, Cisco Prime, Infoblox, ARISTA, Zscaler, riverbed

 * Experience with tools:

o ServiceNow, ThousandEyes, NetScout, Spectrum, Exinda, Extrahop, riverbed
Exposure to automation (runbooks, orchestration), Qualifications : BACHELOR OF COMPUTER SCIENCE

## Description

* Act as technical SME and escalation point for L2/L3 issues

 * Lead incident, change, and problem management activities

 * Perform:

o Network troubleshooting (L2/L3 across LAN/WAN/WLAN)
o Firewall/VPN/Load balancer support

 * Support design validation and architecture recommendations

 * Manage:

o Vendor/OEM coordination (ISP, Telco, OEMs)
o Critical incidents and bridge calls

 * Ensure:

o SLA adherence and service availability targets (~99.99%)
o Compliance with customer network/security standards
Drive automation opportunities and efficiency improvements


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