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AVINASH K - Sr. Network Engineer

[email protected]

Location: Albuquerque, New Mexico, USA

Relocation: opt

Visa: OPT

AVINASH KOLAPALLI www.linkedin.com/kolapalli-avinash 505.410.5311 [email protected] Albuquerque, NM PROFESSIONAL SUMMARY: Experience in Networking, including hands-on experience in IP network design providing network support, installation, and analysis. Expert Level Knowledge about TCP/IP and OSI models. In-depth expertise in analysis, implementation, troubleshooting & documentation of LAN/WAN Architecture and good experience in IP services. Experienced in installation, configuration and maintenance of Cisco SG300, 2960x, 3850,9200, 9300, 9500, 9400 and Cisco WLAN 2500, 3500, 5500, 8500, 9800, HA with access points 1600, 1700, 2600, 2700, 3600, 3700, 1800, 2800, 3800, 1560, IW3700, 1550, 9117, 9120, 9130. Experience in configuration and validating of STP, DHCP & DNS Servers, Virtual Stacking, Port channel, LACP, ACL policies, IP routing, Dual VLANs, IP-Sec tunnels, VSF, VSX, Stacking and L2 devices traffic flow. Configuring and testing Multicast for both IPv4 and IPv6 routing in Data Environment Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST. Configuring Cisco switches to enable and troubleshoot a variety of features such as Trunk, Vlan, Ether channel, port security and other related technologies such as multicasting. Hands-on configuration and experience in setting up Cisco routers to perform functions at the Access, Distribution, and Core layers. TECHNICAL EXPERTISE: CERTIFICATIONS: CCNA Switching, CWNA Wireless, ACMA, ACCA, ACSA, Grandstream, NSE 1 & 2, Silverpeak Cisco Switches: L2 & L3 SG300, 2960x, 3850,9200, 9300, 9500, 9400 Cisco Wireless: WLAN 2500, 3500, 9800 and Access points 1800, 2800, 1500, 9117, 9120, 9130 Firewall: FortiGate 60D, 100D and Cisco Meraki. LAN Protocol: VLAN, VXLAN, VTP, Inter-VLAN routing, dot1q, STP, RSTP, MSTP, LACP, HSRP, Ethernet, Port security. WLAN Protocol: IEEE 802.11, HA, Radius, Guest authentication. Network Management: SNMP v2, v3, Wireshark, Cisco Works, VSphere5.0, Network Analyzer, SolarWinds, Whatsapp gold, Prime, Aruba cloud. Operating systems: Linux, UNIX, DOS, Windows XP/2007/2008, Windows 2003 server and Windows 2008 server Network Security: NAT/PAT, Ingress & Egress Firewall Design, VPN Configuration Internet Content Filtering, Knowledge of Firewall, IPSEC. Application Protocols: DHCP, DNS, FTP, HTTP, SMTP, TFTP. EDUCATION: Master of Science in Computer Science, 3.80 GPA Expected: June 2025 Lewis University, Albuquerque, NM Bachelor of Technology Aug 2014 JNTUK University, Andhra Pradesh, India Majors: Mechanical Engineering *********************THANK YOU******************** WORK EXPERIENCE: Alten Calsoft Labs India Pvt Ltd, Bangalore, Karnataka, India Project Lead September 2021 July 2023 Conducting & working Pre-site & post-site survey using Air-magnet Analyzer tool on 802.11 a/ac/n & 802.11 b/g/n radios. Experience with Cisco wireless products like 1800, 2700, 2800, 3800 series Access Points; Controllers like 2504, 3504, 5500 series; Aruba Mobility controllers and Central cloud, Cisco Meraki Dashboard on MR, MX products. Troubleshooting on Controller issue like Apple, Mac-book devices connectivity; Roaming, user disconnections and packet analysis. Generating detailed wireless survey documentation, Design of Network Topology, Wireless Heatmap analysis and troubleshooting wireless issues. Experience with protocols like STP, RSTP, OSPF, trunk, ether-channel, port-channel, IP routing, ACLs, DHCP & DNS, Stack wise virtual, VSF, VSX, LAG. Configuration of cisco & Aruba core devices like 9500, 3850, 6200, 6300, 2960 switches and troubleshooting of cisco and Aruba devices Experience of configuration Instant Access points 600, 500, 550 and outdoor IAP s, Mobility controllers, Mobility Masters and Aruba Central. Assist with responding to security incidents and upgrading the devices. Ensure that data is properly logged and maintained. Create and maintain security standards and processes. Responsible for monitoring client networks and analysing the wireless alerts which are generated in Aruba central/MC/MM. Alerts to be validated, whether true or false. True alerts will be validated step by step procedure or work with the TAC team. False alerts will be resolved in Service now. Responsible for troubleshooting/working with the TAC team for critical issues for user devices. Analysing the wireless signals, roaming, interference issues on radio bands using Aruba Airwave/central. Maintaining Major/critical alerts information in documents and sharing with customers. Informing to customers any vulnerabilities are affected on the running version. Based on SNOW cases & change tickets will proceed forward to upgrade the wireless/switches from cloud. Verification of Plan of Action & Bug scrub reports with NOC team and Release notes to check whether bugs are affected with client networks. Monthly health check activity will be performed to capture any critical issues. All processes will be followed using SNOW cases, change tickets and Plan of action reports with approvals. Checking NAD devices, whether they are in-sync with cloud or not. Monitoring Aruba Visualrf for Deployed APs with signal strength, clients, guest users and Rogues APs. Upgrading devices from Aruba central with internal procedures like SNOW cases/change tickets approvals. Gathering data like Client sessions, authentication success rates, Network/device uptime, connectivity, Network Infra from Aruba central and maintain in documents. Monitoring Switches/wireless/gateways for any issues and gathering the data using CLI/GUI mode. Nipun Net Solutions Pvt Ltd, Hyderabad, Telangana, India Sr. Network Engineer January 2017 - September 2021 Doing on-site surveys in client locations for making note on passive components like storage, cabling, users, LAN & Voice Points etc. Design and Planning on Project execution. Designing Network topology, IP Schema, Subnetting etc., and Handover detailed report. Configuration DNS, DHCP, Multi VLAN, Port Security, Trunk & access, Stacking, Upgrades, Image uploading, IP routing, ACLs. Firewall Configurations NAT, DHCP, Policies, Port forwarding, Interfaces, content filtering, HA. Presentation on projects and providing training for clients & Support team. Generating Bill of Material and proposing the latest cisco products to fulfil client requirements. Experience of Configuration on Meraki Access Points like MR33, MR42, MR52, MR53 (Indoor & Outdoor) and MX64, MX250 Firewall cloud-based technology. Design of Network topology, IP Schema, Subnetting and Server configurations and Handover detailed documentation. Presentation of projects and providing training for clients & Support team. Keywords: materials management New Mexico