JAI SAI KRISHNA
Tirupati
Summary
Networking, network security, Switching, routing, Ospf, Bgp, static routing, dinamic routing, LAN,WAN, DHCP,DNS,AP Configuration, VLAN, Inter-VLAN ,TCP,UDP, HSRP.
Overview
3
3
years of professional experience
1
1
Certification
Work History
NTT DATA
Network security Engineer
Bengaluru
10.2024 - Current
- Working as a network engineer at the IBM data center, working with firewalls, updating policies, monitoring the traffic, etc.
Network Security Engineer
L&T Infotech (LTI)
Bengaluru
01.2024 - 08.2024
- - Monitored and optimized bandwidth utilization using ScienceLogic and Firewalls tools to enhance network performance
- - Managed day-to-day major incidents and service requests in adherence to ITIL standards, ensuring seamless operations
- - Handled problem tickets, nurtured vendor relationships, and facilitated vendor escalation and issue resolution, collaborating with TAC engineers for bug mitigation
- - Configured VLAN in the Cisco switches to streamline network traffic and bolster data security
- - Provided consistent support for firewall operations including proactive monitoring for potential security threats and port opening in Azure Firewall
- - Configured firewall operations for port opening based on IP, FQDN, and user profiles, alongside account creation, traffic blocking, and VPN tunnel management
- - Conducted Fertigate firmware upgrade to optimize performance and security of network infrastructure
- - Updated network assets by maintaining SOP documents, device inventory, and diagrams, ensuring accurate records for efficient network management
- - Utilized hands-on experience with network hardware and software including Ruckus ICX, Cisco, and Palo Alto, proficiently handling network monitoring and troubleshooting tools for seamless operations
- - Monitored network performance, promptly identifying and resolving issues to ensure optimal uptime and performance
Network Analyst
Orange Business Services
Gurgaon
06.2022 - 10.2023
- Role: L1 Network Engineer
- Achievements\\Tasks:
- O Hands-on experience with various SDWAN processes like monitoring the overall96 sites of Air Indain, taking calls when a ticket raises, etc
- O Operational level knowledge on SDN solutions like SDWAN, vmanage, vbond, vedge
- O Keeping updated with the latest developments in the Networking landscape
- O Worked in a24x7 shift to support SDWAN sites
- O Providing Guest access, Whitelist, Blocklist etc
- O Supporting all Air India airport sites and their networks
- O Monitoring all sites resolving any ticket raised, taking quick action, and resolving the sites
- O Switching configurations
- O AP Configuration
- O Wifi survey in Ekahu tool
- O Providing guest WiFi access to external customers
- O Basic troubleshooting if there are any network issues
- O Switch migration
- O LAN, VLAN, INTERVLAN Configuration
- O Work with internal customers, business analysts, and application teams to understand access requirements
- O Strong verbal and written communication skills
- O Support to end users
- O Teams troubleshooting, Track logs
- O Work in Admin Portal O365, Identity Models
- O QOS prevents I/O-intensive, long-running GPFS maintenance commands from dominating file system I/O performance and significantly delaying other tasks
- O Deals with SIP, VOIP
- O Implementation of HTTP and HTTPS on servers
Education
B.Tech/B.E. - Electronics/Telecommunication
JNTU College of Engineering
Anantapur01.2021
12th -
Andhra Pradesh01.2017
10th -
Andhra Pradesh01.2015
Skills
- VLAN Configuration
- Switch Configuration
- Cisco Switches
- Cisco Routers
- MPLS
- Switching
- VLAN
- Static Routing
- Trunking
- VTP
- Bgp Routing Protocol
- RIP
- EIGRP
- OSPF
- Network Security
- Networking Concepts
- Network Management
- Networking Protocols
- Computer Networking
- Sdn Technologies
Certification
CCNA BADGE
Languages
Telugu, TAMIL, ENGLISH, HINDI, Kannada
Projects
SD WAN, 324 Days, Maintaining the network overall air india site's using SD WAN, Foggy image enhancement, 0 Days, Matlab
Languages
English
Proficient
C2
Hindi
Upper Intermediate
B2
Telugu
Proficient
C2
Tamil
Advanced
C1
Kanada
Beginner
A1
Timeline
NTT DATA
Network security Engineer
10.2024 - Current
Network Security Engineer
L&T Infotech (LTI)
01.2024 - 08.2024
Network Analyst
Orange Business Services
06.2022 - 10.2023
B.Tech/B.E. - Electronics/Telecommunication
JNTU College of Engineering
12th -
10th -
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