L2 - Network & Security

Job Responsibilities

Position - L2 - Network & Security O&M

Work Location - Guwahati, Assam.

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.

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

o 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

o Primary responsibility would be to recover the network from any outage and ensure timely performance management activities are being carried out.

o Expected to provide advance level of support to be provided for ensuring that the SLA/ OLA/ TAT parameters are met.

o 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

o 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.

o 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).

o 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.

o Expected to prepare RCA reports and suggest mitigation strategies.

o Document network changes, incident resolutions, and root cause analysis reports.

o 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.