L2 NOC - Network & Security

Job Description

Position

L2 - Network & Security O&M

Work Location

Guwahati, Assam.

Scope

Provide subject matter expertise for the 24x7 operational support for network component (Routers, Switches, WAN Accelerators, Load Balancers, etc.) installation, management, configuration and troubleshooting expertise inclusive of passive components.

To provide expertise for configuration, management and troubleshooting Security Infrastructure components like Firewalls/ IDS/ IPS/ etc.

Maintaining Service Level Agreement (SLA) or OLA (Operational Level Agreement) of highest standards and Turn-Around Time (TAT) as agreed.

Technical Skills

• Expert level skills in configuring & troubleshooting of Network devices (LAN Switches/ Router/ Load Balancers). Preparing the Hardening Guidebook and necessary automation tool-kit. Also carryout hardening of the network devices as per the laid guidelines.
• In-depth knowledge and experience in configuring & troubleshooting of Security devices (Firewalls/ IDS/ IPS).
• Hands on and Troubleshooting experience on ACI Network and Data center technologies.
• Strong experience with L4-L7 Load balancing, firewall etc.
• Good understanding of inter and intra tenant traffic flows, contracts.
• Advanced operational and troubleshooting skills of routing, switching and application flows.
• Broad experience in integration of service appliance to Cisco ACI deployments to includes load balancers and firewalls.
• Advanced Level of configurations for high availability like Active-Passive or Active-Active Cluster setup, etc. applicable for Disaster Recovery scenarios with pre-defined RTO & RPO.
• Configuration of routing & switching protocols like BGP, OSPF, STP, RSTP, etc. and troubleshooting of the same.
• Integration with Infrastructure Components like Active Directory (AD)/ LDAP/ AAA/ Radius, NTP, Domain Name Service (DNS), Logging Servers, etc.
• Expert level knowledge of IP addressing schemes (IPv4 & IPv6).
• Knowledge of log co-relation engines/ methodology would be an advantage.
• Should have worked in Remote Management environment using tools.

Responsibilities

• The key responsibilities are highlighted below. The candidate is expected to build, deploy, configure, manage & troubleshoot the LAN/ WAN network using the skills mentioned along with configuration for high availability. Also carryout hardening of the devices as per the laid guidelines.
• Primary responsibility would be to recover the network from any outage and ensure timely performance management activities are being carried out.
• Expected to provide advance level of support to be provided for ensuring that the SLA/ OLA/ TAT parameters are met.
• Required to be knowledgeable in other Infrastructure components (like AD/ LDAP/ AAA/ Radius, NTP, Domain Name Service (DNS), Logging Servers etc. and TCP/IP concepts in order to assist in pinpointing problems that may or may not involve the network operations.
• Required to be versed with various eco-system software packages (mentioned above) for such activities as monitoring, configuration and troubleshooting as well as remote management.
• Expected to coordinate for repairs, replacements, patches or upgrades of hardware/ software with third party vendors / OEMs and business partner in order to minimize impact to SLA by following Material Management & Movement processes (if required).
• Expected to assist in troubleshooting connectivity failures which impact services like Monitoring, Backup, etc. Expected to provide inputs for Shift-wise/ Daily/ Weekly/ Monthly reporting requirements in addition to the Asset Management record updating/ modification requirements.
• Expected to prepare RCA reports and suggest mitigation strategies.
• Document network changes, incident resolutions, and root cause analysis reports.
• Maintain updated network diagrams, standard operating procedures (SOPs), and configuration documents.

Requirements

• Should have technical OEM certifications for Network & Security products or technologies (Routers, Switches, Load Balancers, WAN Accelerators, Firewalls, IDS/IPS, VPN Gateways, etc.).
• Knowledge or experience of using Enterprise Service Management tools for automated testing, Monitoring (for OS, Network, Applications, etc.), Event correlation engines, Service desk (ITIL compliance, workflow and Self Service), etc.
• Exposure to technologies like Cisco ACI, FTD firewalls, load balancers.
• Demonstrated problem solving skills, strong conceptual and analytical skills along-with ability to work as an effective team member.
• Excellent verbal and written communications skills.
• Soft skills – Interpersonal relationship management, Time Management.

Who Can Apply?

• B.E./B.Tech in Electronics/ Computers/ IT/ Electronics & Telecommunication/ or other relevant streams.
• Experience of 5+ Years in the field of IT infrastructure projects & operations, preferably in Data Centers, Large IT Setup, Mission Critical IT Infrastructure in Telecom/ Banking/ etc.