Network Administrator jobs in United States
cer-icon
Apply on Employer Site
company-logo

Tata Consultancy Services · 1 day ago

Network Administrator

Tata Consultancy Services is seeking a Network Administrator to manage and support network infrastructure. The role involves implementing Cisco Identity Services Engine, providing L3-level support for complex network incidents, and troubleshooting various network technologies.

Business Information SystemsConsultingInformation TechnologyIT Management
check
H1B Sponsor Likelynote
Hiring Manager
Maria Rositta Mathew
linkedin

Responsibilities

Excellent network administration and troubleshooting skills
Implement and support Cisco Identity Services Engine (ISE) in wired, wireless, VPN configurations using device profiling
Strong knowledge of Physical and VM of Cisco ISE Architecture
Setup Radius server in Cisco ISE
Strong knowledge on Switching and Routing
Hands on experience on installing and configuring the switches
Knowledge on routing protocols and hands on experience on OSFP routing protocol
Deploy and manage SD-WAN solutions such as Cisco Viptela, Fortinet, or Versa
Provide L3-level support for complex network incidents and escalations, performing root cause analysis and permanent fixes
Troubleshoot Cisco Data Networks, i.e. routing/switching
Troubleshoot Layer 2 technologies like Layer 2 switching, STP, PVSTP, RSTP, Port channeling
Knowledge/experience on new Cisco Products like Nexus 7K•s, 5K•s and 2K•s, and Cisco ISE
Cisco Firewall/Firepower design, configuration, tuning and administration experience
Good Understanding and troubleshooting skills of TCP/IP, Switching &Routing protocols, MPLS, Load balancing
Knowledge and experience in STP, VTP, HSRP, VLAN, QoS and other switching technologies
Ability to understand the design and provide suggestion for improvements
Familiarity with network automation tools (Python, Ansible)
Excellent analytical and organizational skills and the ability to work with multiple geographically dispersed teams
Excellent listening skills & ability to communicate clearly and fluently in English
Flexibility to work in shifts for 24x7 support
Strong team player with a constructive perspective and commitment to the success of the business
Ability to work on multiple concurrent tasks with conflicting priorities
Plan changes around strict maintenance windows; segregate OT/plant workloads and prioritize uptime
Coordinate with DC, Security, Application, and Manufacturing Engineering teams for integrated solutions

Qualification

Switching/Routing ProtocolsFirewalls - Cisco ASAVPN - Site to SiteLoad Balancers - CitrixCisco ViptelaWLAN - Wireless LANNetwork Automation ToolsAnalytical SkillsCommunication SkillsTeam Player

Required

Switching/Routing Protocols
Firewalls -- Cisco ASA, FMC, FTD, Palo Alto
VPN – Site to Site, DM VPN, SSL VPN
Load Balancers – Citrix Netscaler ADC
Switches – Nexus 9k/ 7K/5K/2K, Cisco 6800,9300,9200
Cisco Viptela, Meraki SD-WAN
WLAN – Wireless LAN Controllers, ISE
Excellent network administration and troubleshooting skills
Implement and support Cisco Identity Services Engine (ISE) in wired, wireless, VPN configurations using device profiling
Strong knowledge of Physical and VM of Cisco ISE Architecture
Setup Radius server in Cisco ISE
Strong knowledge on Switching and Routing
Hands on experience on installing and configuring the switches
Knowledge on routing protocols and hands on experience on OSFP routing protocol
Deploy and manage SD-WAN solutions such as Cisco Viptela, Fortinet, or Versa
Provide L3-level support for complex network incidents and escalations, performing root cause analysis and permanent fixes
Troubleshoot Cisco Data Networks, i.e. routing/switching
Troubleshoot Layer 2 technologies like Layer 2 switching, STP, PVSTP, RSTP, Port channeling
Knowledge/experience on new Cisco Products like Nexus 7K's, 5K's and 2K's, and Cisco ISE
Cisco Firewall/Firepower design, configuration, tuning and administration experience
Good Understanding and troubleshooting skills of TCP/IP, Switching &Routing protocols, MPLS, Load balancing
Knowledge and experience in STP, VTP, HSRP, VLAN, QoS and other switching technologies
Ability to understand the design and provide suggestion for improvements
Familiarity with network automation tools (Python, Ansible)
Excellent analytical and organizational skills and the ability to work with multiple geographically dispersed teams
Excellent listening skills & ability to communicate clearly and fluently in English
Flexibility to work in shifts for 24x7 support
Strong team player with a constructive perspective and commitment to the success of the business
Ability to work on multiple concurrent tasks with conflicting priorities
Plan changes around strict maintenance windows; segregate OT/plant workloads and prioritize uptime
Coordinate with DC, Security, Application, and Manufacturing Engineering teams for integrated solutions

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

company-logo
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

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