Chennai SENIOR CONSULTANT

Job description

The role involves providing advanced network support working in the shifts and troubleshooting, with a focus on Cisco and Juniper technologies. Responsibilities: Handle incident and problem tickets related to the network, wireless, and VoIP systems. Support network devices including Juniper, Cisco, and 3Com. Support security devices from Juniper and Cisco. Support bandwidth management appliances from A10. Provide support for Motorola and Extreme wireless systems. Manage IP address allocation and IP address management. Support Cisco Call Manager and Unity. Provision extensions through Cisco Call Manager (CCM). Configure voice mail boxes through Unity. Handle link failure issues. Coordinate escalation with service providers such as AT&T and Ignisis. Handle wireless network issues. Support Cisco hard phone and soft phone installations. Ensure adherence to the Service Level Agreement (SLA) set by GC. Support pre-G.O activities during staging and shipping. Ensure adherence to the change management policy. Review Nimsoft alerts and take corresponding actions. Monitor system performance and ensure availability and reliability. Provide Level-2/3 support and troubleshooting to resolve issues. Work within established configuration and change management policies to ensure awareness, approval, and success of changes made to the network infrastructure. Select and implement security tools, policies, and procedures in conjunction with the company’s security team. Coordinate with vendors and other IT teams for problem resolution. Perform network maintenance and system upgrades, including service packs, patches, hot fixes, and security configurations. Sought profile: Solid understanding of the OSI or TCP/IP model. Deep understanding of networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, 802.11, QoS). Hands-on experience with monitoring, network diagnostic, and network analytics tools. Hands-on experience with Cisco Routers, Juniper SRX, and Checkpoint. Working knowledge of F5 load balancers. Juniper certification is an added advantage. Apply now » Find similar jobs: Jobs in India, Jobs in Chennai Sitemap Job Applicant Privacy Notice Atos.net Privacy Accessibility Statement Opens in a new tab. Opens in a new tab. Opens in a new tab. Opens in a new tab. Opens in a new tab.