L3 Infrastructure Engineer jobs in United States
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Tata Consultancy Services · 1 hour ago

L3 Infrastructure Engineer

Tata Consultancy Services is seeking an L3 Infrastructure Engineer to join their technical team. This role focuses on troubleshooting and resolving complex technical issues related to IT infrastructure, including networks and data centers, while providing customer support and maintaining high service standards.

Enterprise SoftwareCloud ComputingConsultingInformation TechnologyBusiness Information SystemsIT Management
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H1B Sponsor Likelynote

Responsibilities

Troubleshooting & admin of Cisco Layer 2 & Layer 3 Routing, Cisco Wireless Networks, Cisco PBX Administration, Cisco standard protocols and Cisco CCNA certification
Ability to support IT Cabling, Infrastructure Planning, and Design. Examples of scope work (cable patching, switch config/deploy, port enable/disable, analyze network traffic)
TCP/IP, DHCP, Subnetting, VLAN, POE
Experience with packet capturing example: Wire Shark
Network maintenance, support and refresh

Qualification

Cisco CCNA certificationNetwork troubleshootingTCP/IPDatabase administrationInfrastructure planningCustomer supportVerbal communicationWritten communication

Required

Bachelor of Computer Science
Troubleshooting, configuration, database administration, and repair for server, network, infrastructure, Data Center, email, file shares, and other infrastructure issues
Ability to deploy solutions to new problems
Manage and resolve almost any problem that requires high expertise
Control the infrastructure, cloud, network, and DC level operations
Replicate problems to detect the root cause
Provide support to customers by researching, diagnosing, troubleshooting issues, and resolving incidents
Excellent verbal and written communication skills
Ability to work under pressure when customers are experiencing critical incidents
Handle tickets routed by L1 support or produce tickets for any issue observed
Provide customer support by resolving technical support incidents or service requests in accordance with applicable service level agreements
Troubleshooting & admin of Cisco Layer 2 & Layer 3 Routing
Cisco Wireless Networks
Cisco PBX Administration
Cisco standard protocols
Cisco CCNA certification
Ability to support IT Cabling, Infrastructure Planning, and Design
Examples of scope work (cable patching, switch config/deploy, port enable/disable, analyze network traffic)
TCP/IP, DHCP, Subnetting, VLAN, POE
Experience with packet capturing example: Wire Shark
Network maintenance, support and refresh

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

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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 Company
Total Funding
unknown
2004-08-25IPO

Leadership Team

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K. Krithivasan
Chief Executive Officer & Managing Director
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Aarthi Subramanian
President and Chief Operating Officer
Company data provided by crunchbase