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Senior System Administrator

2 months ago

chennai, India HCLTech Full time
Network Data L2 Role
Network Data L2 Role
Responsibilities Adhering to SLAs.
Handling tickets / requests.
Troubleshooting technical issues.
Perform root cause analysis.
Defining processes and ensuring that the processes are adhered to.
Ensure maximum uptime according to the SLA.
Understanding of Multi-geo support environment.
Improves and maintains customer and its employee(s) satisfaction.
Oversees and is responsible for successful completion of installation configuration and migration.
Responsible for building / maintaining a test environment.
Suggests new technologies and design changes.
Monitoring and maintaining SLA requirements by the team members.
Testing / Auditing/processes as required from time to time.
Identify Skill gaps and plan for training / knowledge updating.
Technology Knowledge Router - Cisco, Juniper
Switch Cisco and Juniper
WLAN Access Points Cisco and Juniper Mist
WLAN Appliance Cisco and Juniper
Load Balancer - F5
IPAM Infoblox /others
WAN Optimizer - Riverbed / others
Packet Shaper - Bluecoat
Terminal Server - Ion systems /others
Firewalls Checkpoint
Qualifications 1.5+ years of hands-on experience and proficiency in managing and maintaining a medium/large environment.
2.Extensive hands-on technical skills to cover installation, configuration, administration, and advanced troubleshooting of data networks in large enterprise that includes Wired & Wireless.
3.Excellent communication and conversation skills (Verbal and Written).
4.Perform root cause analysis.
5.Able to handle high pressure.
6.Experience on Cisco (Routers/Switches), and Juniper products
7.Experience on Wireless technologies Cisco, Juniper
8.Experience on Firewall rules & troubleshooting Security incidents across Cisco ASA / Checkpoint & Juniper Firewalls
9.Should have good understanding of SDWAN solutions.
10.Handling troubleshooting calls related with Routing, Switching, Wireless, & VPN
11.Good hands-on experience with OS upgrades of different vendors devices.
12.Hands on experience on load Balancers & Optimizers like Riverbed
13.Knowledge of DNS, DHCP and IPAM solutions
14.Hands on technologies like IP addressing schema, VLSM, DHCP, DNS etc.
15.Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
16.Excellent NOC Troubleshooting, analyzing & managing the critical
17.Incidents, Problem tickets with out of the box thought process.
18.Experience on any cloud technologies or SDN technologies will be an added advantage
Soft Skills Excellent communication and conversation skills (Verbal and Written)
Good documentation skills
Should have excellent customer handling skills.
Able to handle high pressure situations.
High level of acceptance
Can drive HCL s value and its methodology.
Certifications ITIL v3 / v4
CCNA /CCNP -R&S or equivalent
Juniper or any other Network certifications
(1.) To provide support for on call escalations and doing root cause analysis of given issue (2.) To independently resolve tickets within agreed SLA of ticket volume and time (3.) To adhere to quality standards, regulatory requirements and company policies (4.) Work on value adding activities such Knowledge base update and management, Training freshers, coaching analysts (5.) To ensure positive customer experience and CSAT through First Call Resolution and minimum rejected resolutions or Reopen Cases

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