Tata Consultancy Services · 5 hours ago
Network Data Engineer
Tata Consultancy Services is a leading global IT services and consulting company, and they are seeking a Network Data Engineer. The role involves designing, configuring, and maintaining LAN/WAN infrastructure, deploying SD-WAN solutions, and ensuring network performance and compliance.
Business Information SystemsConsultingInformation TechnologyIT Management
Responsibilities
Design, configure, and maintain LAN/WAN infrastructure using Cisco and Arista switches and routers
Deploy and manage SD-WAN solutions (e.g., Cisco Viptela, Meraki, Fortinet, or Versa)
Supporting SD-WAN routing overlays and underlays
Designing and implementing Layer 2 networks for enterprise and data center environments
Troubleshooting broadcast storms, loop issues, and port flapping
Performing switch upgrades and firmware management
Configuring switch stacks and chassis-based systems
Managing switch ACLs and security policies
Monitoring switch performance and port utilization
Designing and implementing & supporting Layer 3 wireless networks for WAN and data center connectivity including access points, controllers
Configuring and troubleshooting routing protocols in multi-vendor environments
Managing Internet edge routing and peering with ISPs
Implementing route filtering and prefix lists
Diagnosing routing loops, black holes, and asymmetric routing issues
Monitor network performance and troubleshoot connectivity issues across wired and wireless environments
Collaborate with security teams to ensure network compliance and implement firewall policies
Perform network upgrades, patching, and lifecycle management of hardware and software
Maintain detailed documentation of network configurations, diagrams, and operational procedures
Participate in on-call rotation and respond to network incidents and outages
Work with vendors and service providers to resolve issues and optimize performance
Qualification
Required
Strong experience with Cisco IOS/XE, Arista EOS, and network automation tools
Hands-on experience with SD-WAN technologies and centralized management platforms
Proficiency in wireless networking (802.11 standards, RF fundamentals, site surveys)
Solid understanding of routing protocols (OSPF, BGP, EIGRP) and Layer 2 technologies (VLANs, STP)
Familiarity with network monitoring tools (e.g., NetScout, Cisco DNAC, NetFlow, SNMP)
Experience with network security concepts and integration with firewalls and NAC
Certifications such as CCNP, Arista ACE, CWNA, or SD-WAN vendor certifications
Experience with scripting and automation (Python, Ansible)
Knowledge of cloud networking (AWS, Azure, GCP) is a plus
Strong analytical and problem-solving skills
Excellent communication and documentation abilities
Experience with integration with firewalls, load balancers, and cloud networking
Experience with NetFlow, SNMP, and Syslog for monitoring
BACHELOR OF COMPUTER SCIENCE
Preferred
Familiarity with Agile, Scrum, or ITIL frameworks is a plus
Benefits
Discretionary Annual Incentive.
Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
Family Support: Maternal & Parental Leaves.
Insurance Options: Auto & Home Insurance, Identity Theft Protection.
Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.
Time Off: Vacation, Time Off, Sick Leave & Holidays.
Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.
Company
Tata Consultancy Services
Tata Consultancy Services is a business solutions company that specializes on information technology services and consulting.
H1B Sponsorship
Tata Consultancy Services has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7880)
2024 (9690)
2023 (8537)
2022 (11159)
2021 (9813)
2020 (11984)
Funding
Current Stage
Public CompanyTotal Funding
unknown2004-08-25IPO
Leadership Team
Recent News
2025-12-31
Techcircle
2025-12-31
Calcutta Telegraph
2025-12-29
Company data provided by crunchbase