Network Engineer

3 weeks ago


Chennai Tamil Nadu India, Tamil Nadu Celestica Full time

SummaryThe Specialist IT Infrastructure will install, maintain, upgrade, and continuously improve the site's networkoperating environment, ensuring the ongoing reliability, performance and security of the infrastructure. Thisincludes monitoring and up keeping the network operating environments; responding to incidents & problems,planning for growth, deployment of new technologies as well as design, install, configure, maintain andperform testing of Network Operating systems (IOS, Firmware, and Software), networks, and related utilitiesand hardware. The successful candidate will manage and maintain network devices on the customer premisesand will be expected to work to several key performance indicators: SLA targets, capacity management andcustomer visits/communications.Detailed DescriptionProvide technical support and perform maintenanceInstall, maintain and configure network hardware and equipment, routers, switches, wireless access point(ARUBA Access points), and SDWAN devices(Aruba Silverpeak or Viptela or any other SDWAN).Manage, monitor, and support various network devices (Cisco, Open source Network device, Aruba SDWAN,Wireless, firewalls and NAC)Documenting processes and monitoring network performance metrics.Explore new solutions, enhancements and opportunities for continuous improvement, projects and morePerform the acquisition, provisioning and decommissioning of related equipment, software and servicesFormally document change requests and manage the changesManage external service providersFoster and develop a trusting relationship with the customer as well as internal resources, and be thecustomer advocateKnowledge/Skills/CompetenciesStrong customer service orientationStrong analytical, troubleshooting and problem solving skills.Ability to communicate confidently and directly with executive stakeholders as well as end-client technicalteams.Good leadership and teamwork skills.Negotiation and conflict resolution skills.Good ability to plan projects and tasks.Good understanding of IT requirements for an end to end solution, including security, business continuity,disaster recovery, risk analysis and prepare business caseJob Description:Strong knowledge of networking concepts (OSI Layers, TCP/IP, VLAN, VxLAN, VPN, IPSec, GRE, LAN, WAN,802.1x, VTP, Spanning-Tree, IP routing, BGP, OSPF, EIGRP, QoS, Trunking, and SDWAN)Advanced knowledge of infrastructure service management & diagnostic tools and processesHands-on-experience on Monitoring tools such as Solarwinds, Netscout, Dorada CruzUnderstanding of IT Infrastructure asset lifecycle managementExtensive experience in the design of local area and wide area networks. Complexity of projects ranges fromsimple projects with minimal risks/ uncertainty to medium level projects with some high impact risks andmultiple project variables with uncertainty.Excellent understanding of IP, MPLS, WAN, Ethernet, Wireless networking technologies.Experience with data Centre design, security principles, computing infrastructure.Engaged by the unknowns of implementing emergent technologies and industry standards.Experience with Cisco 6500, 2960x, 9300, 9500 and Nexus 5000, 7K, 9K is highly desired.Excellent understanding of IP addressing, and subnettingExcellent understanding of Software Defined WAN (SDWAN)Excellent understanding of VLAN, Trunking, 802.1q, Spanning-Tree, VTP, and Prevention of NetworkLoopingExcellent understanding of Network routing protocols, such as OSPF, EIGRP, BGP and IS-ISExcellent understanding of Network Access Control (NAC) that includes 802.1x and MAB utilizing anexternal Radius server (Aruba ClearPass, Cisco ISE)Managing IP address, IP subnet blocks, and resolving IP conflicts issues.Must have experience working in an enterprise Datacenter environment.Cloud migration experience is preferred.Technical competencies include: Cisco network devices, Cisco Works, Cisco Switching expertise, networksecurity, routing protocols and configurations, understanding of the VPN infrastructure, identify and closenetwork security issues, understanding of MPLS infrastructure, managed solutions, in-depth knowledge ofkey vendor solutionsExposure to OPEN Source Networking, Monitoring, and AutomationExperience with Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) Zero Touch Network Access.Physical DemandsDuties of this position are performed in a normal office environment.Duties may require extended periods of sitting and sustained visual concentration on a computer monitor oron numbers and other detailed data. Repetitive manual movements (e.g., data entry, using a computermouse, using a calculator, etc.) are frequently required.Typical Experience6 to 10 years of related experience. Experience in similar job roles such as the design of local area and widearea networks.2 to 4 years experience in a similar technical analyst/ network specialist role supporting Cisco equipmentand softwareExperience on IP networks and Cisco Networking ProductsExtensive experience with Inter-Network Operating Systems such as Cisco, Aruba, CheckPoint, and OpenSource Network Operating System.Typical EducationBachelor's Degree in Computer Science or related fieldCisco Certified Network Associate (CCNA)Microsoft Certified System Engineer (MCSE)Cisco Certified Network Professional (CCNP)


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