Shashank Kumar
Network Engineer
Lucknow
Summary
I have a total of 7+ years of Global IT infrastructure operations, including my current role as an Specialist at HCL and working on Cisco Network Data centers. Experience on installation, software/hardware configurations in multi-vendor devices like Cisco and Aruba Wi-Fi.
Overview
8
8
years of professional experience
3
3
Certifications
2
2
Languages
Work History
Specialist (Cisco Cloud Managed Services)
HCL Technologies Ltd.
07.2023 - Current
- Managed and monitored network infrastructure for multiple Cisco clients
- Troubleshot and resolved issues within customer network infrastructures
- Conducted proactive and reactive network monitoring for critical devices and services using tools such as Remedy, Science Logic EM7, SPLUNK, CORAL, and ServiceNow
- Participated in customer calls to isolate and resolve issues impacting business operations
- Performed minor network changes and upgrades to mitigate issues and meet customer requirements
- Coordinated with collaboration and TAC teams for escalated issues
- Responsible for troubleshooting LAN/WAN issues within customer environments
- Provided on-call support for the replacement of faulty customer equipment/parts
- Coordinated with customer teams to ensure smooth network operations and avoid business impacts
- Ensured troubleshooting and resolution of incidents within agreed SLAs
- Coordinated with various vendors providing services to the customer
- Provided technical support for Cisco Viptela SD-WAN solutions, troubleshooting network connectivity and performance issues.
- Assisted in vManage, vBond, and vSmart controller operations and configurations.
- Diagnosed and resolved SD-WAN connectivity issues, ensuring minimal downtime.
- Worked closely with network engineers and security teams to optimize SD-WAN performance.
- Created and maintained technical documentation for troubleshooting procedures and best practices.
- Provided remote support to field engineers and customers for SD-WAN deployments and incidents.
- Delivered L2 technical support for SD-WAN, routing, and security incidents.
- Monitored network health and responded to alerts and escalations efficiently.
- Assisted with SD-WAN policy updates and changes based on customer requirements.
- Provided training and guidance to junior support engineers and IT teams.
Specialist
HCL Technology
02.2017 - 07.2023
- Handling day to day Fault in the network and ensure resolve within SLA
- Taking care for change process management
- Familiar with the NMS (networking monitoring tools.) just like as solar winds
- Working on incident related to user as well as network related and ensure closer with in SLA
- Tool used for it is SNOW
- Configuration changes in bulk in cisco switches via script using Solar winds tool
- Working on nexus switches 5k and 7k
- Coordination with US client to resolve network and VPN related issues
- Attending the OPPS call, weekly meeting, Cab meeting
- Coordination with vendor like Service provide, Dell, Cisco, Aruba to open case and take follow-up till closer
- Configuring, Monitoring and troubleshooting access, aggregation and core switches and routers
- Creation of Change request, make planning and execute the change
- Configuring the SSID on Aruba controller, IAP (Instant Access Point)
- Creating the Guest Wifi user subnet on IAP
- Firmware upgradation on Aruba controller and IAP
- Provisioning and deletion of RAP on controller
- Troubleshooting the Wi-Fi related issues with help of clearpass logs
- Basic knowledge of Solarwind server (script configuration, node addition/deletion)
Education
MTECH -
AMITY UNIVERSITY LKO
BTECH - undefined
BBDNITM LKO UPTU
XII - undefined
CBSE K.V ALIGANJ LKO
X - undefined
CBSE, RLB SENIOR SECONDARY SCHOOL
Skills
✅ Routing & Switching
Certification
Cisco Certified Specialist - Enterprise Core, CSCO13432232, https://www.credly.com/badges/495d3c4c-8f3a-4049-a2a2-fa2b4a81d5ae/linked_in_profile
Awards And Appreciations
- Awarded Best Performer for multiple quarters.
- Received multiple external customer appreciations for resolving business-impacting issues within defined SLAs.
- Honored with an Employee Recognition Award for mentoring new resources in technical and customer process domains.
Onsite Travel Experience
Manchester, United Kingdom, Network Site Survey and Meetings, Conducted a comprehensive network site survey to assess existing infrastructure and identify areas for improvement., Collaborated with local teams and stakeholders to gather requirements and understand business needs., Participated in strategic meetings to discuss network design, implementation plans, and timelines., Provided technical expertise and recommendations to optimize network performance and reliability., Facilitated communication between onsite and offshore teams to ensure alignment and successful project execution.
Personal Information
- Passport Number: Available
- Father's Name: Mr. Ashok Kumar Tiwari
- Date of Birth: 09/21/92
- Nationality: Indian
Timeline
Specialist (Cisco Cloud Managed Services)
HCL Technologies Ltd.
07.2023 - Current
Specialist
HCL Technology
02.2017 - 07.2023
BTECH - undefined
BBDNITM LKO UPTU
XII - undefined
CBSE K.V ALIGANJ LKO
X - undefined
CBSE, RLB SENIOR SECONDARY SCHOOL
MTECH -
AMITY UNIVERSITY LKO
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