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193 Larsen & Toubro Limited Jobs

L3 NOC

12-18 years

Mumbai, Chennai

1 vacancy

L3 NOC

Larsen & Toubro Limited

posted 3d ago

Job Role Insights

Fixed timing

Job Description

Job Purpose
As a Network Implementation L3 member of the NOC team you will be responsible for providing Design and Implementation of Network devices. This role typically involves advanced-level responsibilities and expertise in managing and enhancing the network infrastructure. The ideal candidate will be high-level technical guidance and support across multiple vendor products, emphasizing networking and system administration. A robust comprehension of Routing & Switching administration, networking, and virtualization is crucial.


Role Description

  • Should be Good in Network Implementation, Mandatory certifications: CCIE or equivalent
  • Previous experience in Cisco or Juniper L3 TAC Support engineers is highly preferred.
  • Take ownership of high priority or sensitive customer issues and ensure prompt network services restoration and issue resolution to the customer's satisfaction, by using a systematic problem-solving approach.
  • Being able to understand needs and create fitting network designs is a key part of this role.
  • Hands-on experience in managing Enterprise/Data Centre LAN/WAN Infrastructure and performing day-to-day Network operations activities.
  • Experience with routing protocols (OSPF, ISIS, BGP)
  • Managing Arista/Juniper/Cisco devices, troubleshooting and supporting complex LAN networks.
  • Design and implement business solutions using common network equipment, Including SDWAN and MPLS technologies understanding.
  • Monitor and diagnose performance issues, collaborating with third-party support/service vendors to ensure network operational stability
  • Excellent team player with the ability to develop and present technical material.
  • Respond to network alerts, hardware malfunctions, and diagnose/troubleshoot network issues.
  • Results Oriented: Interest in and proven execution ability with relevant technology delivery execution, customer outcomes and people development.
  • Effective Communicator: Delivers complex information in a confident and convincing manner, appropriate to a diverse audience that produces clarity and impact.
  • Provide second- or third-line network level support for Routing Protocols to Customers, Partners, account teams and other internal technical support teams.
  • Create Standard Operating Procedures for Operations and update knowledge base articles.
  • Familiarity with network analysis tools like Infra On, SolarWinds, Nagios, Checkmk, and Splunk.
  • Preferably skilled in Linux/Unix and proficient in coding languages.


REQUIREMENTS

  • 12+ years of Network implementation & working experience encompassing LAN (wired & wireless), WAN, Network, server, Storage, and Backup environments.
  • Primarily provide technical support for Cisco/Juniper/Arist Products that could include Apstra, Paragon, Junos Space.
  • Implementation level understanding on Protocols such as IS-IS/OSPF, BGP, MPLS, Traffic Engineering, EVPN.
  • Good understanding of TCP/IP stack, MPLS, SDWAN, WAN, LAN and
  • IPV4 & IPV6 knowledge is must.
  • Mandatory CCIE & having very good knowledge of Spine & Leaf (CLOS Architecture)
  • Competence in Routing protocols such as BGP, OSPF, IS-IS, and EIGRP, along with experience in working with leading router and switch series from Juniper, Arista, and Cisco.
  • Working/Hands-on on multivendor OEMs such as Cisco Nexus, Juniper, and Arista
  • Having experience on understanding network telemetry protocols like IPFIX/sflow/Netflow, SNMP
  • Preferred candidate with past working experience in Service Provider/Large scale networks
  • Expertise in trouble shooting complex Network Security related issues.
  • Preferred Deep understanding of TCP/IP, Routing, and Switching fundamentals will be preferred.
  • Tackle problems creatively and multi-task in a fast-paced and constantly evolving environment.
  • Proficient in Switch technologies including STP, RSTP, MST, VXLAN and vPC, and familiarity with prominent switch series from Arista, Cisco, and Juniper.
  • Experience with Wireless networks including Cisco and Aruba unified architectures.
  • Familiarity with WAN Optimizers such as Riverbed Steelhead and Cisco WaaS.
  • Proficiency in Network Monitoring Tools like InfraOn, Cisco Prime, SolarWinds, Wireshark, iperf/jperf,
  • Knowledgeable in Load balancers: F5 LTM, F5 GTM/DNS, or Citrix NetScaler ADC.
  • Excellent verbal and written communication skills, strong organizational abilities, and adeptness in prioritizing a dynamic workload to meet business demands.
  • Experience with helpdesk software systems like Jira, Remedy, or ServiceNow.
  • Experience in monitoring server (Physical/Virtual) and application availability and performance, as well as Health checks and Performance Monitoring for Databases and Storage.
  • Hands-on experience with Linux/Unix OS, Storage, Backup Tools, and a range of professional certifications like ITIL, Azure, AWS, VCP, CCNA, CCNP, CISA, AWS, and Red Hat System Administration is an added advantage.
  • Customer facing experience is mandatory.
  • Good communication skills and ability to convince and build social relationship.

EDUCATIONAL QUALIFICATIONS: (degree, training, or certification required)BE/B. Tech or any other equivalent degree with Computer Science/IT or Electronics & Communication
Qualification:

  • Cisco Certified Internetwork Expert (CCIE)
  • Cisco Certified Design Expert (CCDE)
  • Cisco Certified Network Professional in Routing & Switching (CCNP R&S)
  • Juniper Certified Datacenter Expert (JNCIE-DC)
  • Enterprise Routing and Switching, Expert (JNCIE-ENT)
  • Certified Information Systems Security Professional (CISSP)


Page 1 of 3


Employment Type: Full Time, Permanent

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Larsen & Toubro Limited Mumbai Office Location

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Mumbai Office
Headquarter
L&T Infotech, L&T House, North Morarji Road, Ballard Estate, Fort Mumbai
Maharashtra 400001

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