Network Engineer L2

Job Description

Job description

Job Purpose

To manage Network infrastructure for Bank & making infra-available for business with high availability along with internal & external connectivity.

The Network Engineers role is to ensure the stability and integrity of data, security and wireless network services. This is achieved by planning, designing, and developing networks across the organization. In addition, the Network Engineer will participate with the installation, monitoring, maintenance, support, and optimization of all network hardware, software, and communication links. This individual will also analyze and resolve network hardware and software problems in a timely and accurate fashion.

Key Accountabilities

To manage, handle network infrastructure for bank.

Job Duties & Responsibilities

- Network monitoring via Network monitoring tools DBS owned
- Builds and reviews project work e.g. Design recommendations, High-Level Design, Low-Level Design, Implementation/ Change Management Plans.
- Experienced in design and/or deployment of Data Center solutions including traditional DC standalone Nexus design, VXLAN Fabric-based ACI Fabric solutions using ACI MultiPod / Multisite Fabric architectures.
- Understanding ACI Network and Migration from legacy network to ACI Infra
- Configuration and Management of Nexus Switches for ACI.
- Experience Working on Cisco ACI Deployment and Operations.
- Strong understanding & hands on Network protocols (OSFP, BGP, ISIS, PAGP, LACP)
- Understanding & Hands on VPN tunnels (GRE / IP Sec)
- Advanced knowledge of various networking Cisco switches, routers, WLC, ISE & F5 Load balancers.
- Good understanding & hands on switching protocols configurations and troubleshooting VLAN (L2/L3)
- Understanding & hands on Infoblox, Configuration of grid, managing DHCP services.
- VTP, STP, Stacking, Ethernet channel.
- Understanding & hands on WAF, Node, Pool Member, Virtual Server Creation, SSL Offloading, Version upgrade.
- L3 VLAN Creation, Log review.
- Network devices addition/deletion in Network monitoring systems & tool (NMS)
- Internal ticket logging and resolving tickets received to Network team for various incidents.
- Coordinate with external vendors for links (service providers)
- Logging calls and raising TAC cases with Network vendors for hardware issues
- Follow up and closure of tickets raised in internal systems
- Raising Change request for internal changes and preparing standard Implementation Plans.
- Monthly, weekly Network and Network security devices back up manually and via Tools
- Weekly, Monthly Network capacity reports preparation using reports dump from NMS
- Daily report preparation on core network status and publish to internal stake holders over email.
- Maintaining Network SLA report for Links and TAC Calls
- Participation in Monthly review with network vendors and service providers, Validation of SLA reports.
- Checking logs on devices for errors/alerts received in NMS, Taking corrective actions for alerts
- Responsible for Configuration, Installation and troubleshooting of network devices in Data Center and branches.
- Upgrade IOS or code of router and switches and firewalls.
- Implements changes to Network infrastructure hardware in order to correct errors or enhance functionality
- Administration experience in Cisco ISE, policy creation, posture & Tshoot hands on, Cisco wireless infrastructure & Sponsor portal.
- Network troubleshooting and Analysis tools including Wireshark
- Responsible for checking the Log, Maintenance of Backup etc. for Security and Network Devices which are available in Syslog Server.
- Ability to Gather Technical information at shortest possible time for troubleshooting tickets
- Ability to provide detailed written responses to technical requirements
- Understanding of multiplexing technologies, Independent problem solving.
- Should work with security team for VAPT and closure of highlighted points

Education / Preferred Qualifications

- Bachelor's Degree/Diploma from Govt. approved university.
- ACI, Nexus, BGP, OSPF, L3 Switching Experience 6 Years +

Core Competencies

- Experience on Cisco ACI network management.
- Experience on Cisco Nexus network management.
- Understanding and knowledge of difference between BGP & OSPF protocol.
- Knowing the difference between L2 & L3 switching.

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