Network Engineer

Tata Consultancy Services; Sunnyvale (CA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Discretionary incentive

Medical coverage

Parental leaves

401K plan

Certification reimbursement

Vacation and holidays

Tech training

Job summary

Tata Consultancy Services Limited in Sunnyvale, CA is a Network Engineer role focusing on Cisco-based networks, LAN/WAN, routing and switching, and SD-WAN. You will configure and operate Cisco devices, support wireless infrastructure, and monitor network performance.

Responsibilities include troubleshooting incidents, IOS upgrades, DNS/DHCP management, and maintaining SLA targets while engaging customers and documenting activities. Strong communication and collaboration are essential.

Qualifications

• CCNA certification required or higher
• Hands-on experience with Cisco devices and LAN concepts
• Experience installing, configuring, maintaining Cisco devices
• SD-WAN technologies and routing policies experience
• DNS and DHCP deployment, configuration and troubleshooting
• Troubleshooting wireless networking issues with Cisco APs and Wireless Controllers
• Resolve network incidents and SLA-based escalations
• Strong customer service and stakeholder engagement
• IOS upgrades across Layer 2/3 Cisco switching
• Experience with OSPF, EIGRP, RIP, BGP and ACLs
• Network monitoring and documentation of incidents and activities

Skills

CCNA

Cisco routing

LAN concepts

SD-WAN

DNS/DHCP

Wireless networking

Incident resolution

Customer communication

IOS upgrades

OSPF/EIGRP/BGP

Network monitoring

Documentation

Job description

Network Engineer

Required Qualifications & Experience

• CCNA certification (minimum requirement).
• Hands-on experience with multiple Cisco device models and strong knowledge of routing and switching technologies. Solid understanding of LAN concepts and day-to-day network operations.
• Experience installing, configuring, maintaining, and supporting Cisco network devices.
• Working experience with SD-WAN technologies and routing policies.
• Experience with DNS and DHCP server deployment, configuration, record management, and troubleshooting.
• Experience troubleshooting wireless networking issues, including Cisco Access Points and Wireless Controllers.
• Ability to resolve network-related incidents, system failures, routing changes, and infrastructure updates.
• Strong customer service skills with the ability to engage effectively with clients and stakeholders to understand and address requirements.
• Experience managing escalations, resolving technical issues within SLA targets, and contributing to problem management processes.
• Experience performing IOS upgrades across Layer 2 and Layer 3 Cisco switching platforms.
• Experience configuring and supporting routing protocols and technologies, including OSPF, RIP, EIGRP, BGP, ACLs, PPP, Wireless VPN, and related networking services.
• Understanding of network architecture across all OSI layers, including cabling and physical connectivity concepts.
• Strong knowledge of routing protocols such as RIP, EIGRP, OSPF, and BGP.
• Experience with network monitoring tools, monitoring setup, and troubleshooting.
• Proven customer support experience, including test case execution, results validation, and direct client interaction.
• Ability to document operational activities, incidents, and customer interactions on a daily basis.
• Flexibility to work in rotational shifts as required.
• Excellent verbal and written communication skills.
• Knowledge of firewall technologies and security concepts.
• Experience with Cisco Identity Services Engine (ISE).
• Experience with AWS networking services and cloud networking concepts.

Salary Range: $90,000 - $120,000 a year

TCS Employee Benefits Summary

• 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.

Location

Sunnyvale, CA

Function

TECHNOLOGY

Role

Network Administrator

Skills

Network Engineer

Salary Range

$90,000 - $120,000