Network Engineer
Resume:
ROHIT K PATIL
******@*****.***
www.linkedin.com/in/rohit-patil-8022ab133
PROFESSIONAL SUMMARY
Knowledgeable & qualified Network Engineer skilled at installing, configuring, & maintaining communication networks. Adept at monitoring network performance, completing backups & improving quality and efficiency of network infrastructure. Committed to performing high-quality work. Offers CCNA Route/Switch certification, great analytical skills, & time management abilities.
In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
Expertise in installing, configuring, maintaining and troubleshooting Cisco Switches, Cisco Routers, Juniper EX Switches, Juniper Routers.
Experience with MPLS including L2/L3 VPN and traffic engineering.
Deploy IP/MPLS services covering the installations, testing, cutover, migration and handover.
Familiarity with Cisco router/switch/security Network Management products and platforms.
Strong hands on work on Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering). Configuration and maintenance of IPSEC and SSL VPN's on Palo Alto Firewalls
Familiar with AWS cloud computing platform and its various scalabilities including EC2, S3, EBS, VPC, ELB, AMI, SNS, RDS, IAM, Route 53, Auto scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OPS Work, Security Groups. Familiar with Cloud based software development/management
Expert in dealing with Networking Protocols and Standards such as TCP/IP, OSI, UDP, Layer 2 (VLANs, STP, VTP), Routing Protocols (EIGRP, OSPF).
Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.
Experience working with security devices such as Firewalls, VPN switches and Intrusion Detection Systems.
Experience in troubleshooting NAT configurations, Access-Lists (ACL), and DNS/DHCP related issues within the LAN network. Understanding of L2/L3 Technologies such as BGP, VLAN, Trunking, ACL, IPsec etc.
Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
Extensive experience working on Palo Alto and Cisco ASA Firewalls.
Responsible for the installation and configuration of Cisco ASA and Palo Alto Firewalls
Experience on Network Monitoring & Testing tools such as Wireshark/Ethereal, Cisco Works.
Familiar with Cisco Wireless Controllers and Cisco Prime for configuring the wireless access points.
Knowledge of Subnetting IPv4/IPv6 addresses and IP address management.
In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
Cisco ASA/Palo Alto Firewall troubleshooting and policy change. Experience with Cisco ACS and VMware Technologies
Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, PPP and SNMP.
Experience in WAN technologies like T1/T3, DS3, and Gigabit circuit types.
Hands-on experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
Experience with Cisco / Brocade / Juniper Network Platforms with ACS/TACACS Servers.
Expert Level Knowledge about TCP/IP and OSI models.
Excellent communication skills to interact with team members and support personnel.
EDUCATIONAL DETAILS
Master of Science in Electrical Engineering
California State University Fullerton (2018)
TECHNICAL SKILLS
Network Platforms
IOS, IOS-XE/IOS-XR, NX-OS, Cat-OS, JunOS
Cisco Routers
1700, 1800, 2500, 2600, 2800, 2900, 3600, 3800, 3900, 7200, 7600
Cisco L2 & L3 Switches
2900, 3500, 3560, 3750, 4500, 4900, 6500, 7k series, 9k series
Networking Concepts
Access-lists, Routing, Switching, Sub netting, Designing, CSU/DSU, IPsec, VLAN, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi, VOIP, DNS, DHCP
Firewall
ASA Firewall, Checkpoint, Cisco ASA, Juniper SRX, Palo Alto, Meraki, Fortinet
Network Tools
Solar Winds, Packet Tracer, SNMP, GNS3 Cisco Works, Wireshark, CLI, Telnet, Putty, Traceroute, TCP Dump, IXIA, Spirent, Netscout, Riverbed
Load Balancing
CSS, CSM, F5 Networks (Big-IP), LTM/GTM
WAN Technologies
Frame Relay, ISDN, ATM, MPLS, leased lines, PPP, DS1, DS3,0C3, T1 /T3, SONET, SD-WAN, VPN
LAN Technologies
Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port-channel,
VLANs, VTP, STP, RSTP, 802.1Q
Network Security
IPSec, VPN, PIX, ASA 5505, 5510 Firewalls, NAT/PAT, Cisco NAC, Checkpoint, IDS /IPS, AAA, TACACS, RADIUS
Network Management
SNMP, CiscoWorks, HP OpenView, Cisco Prime, Cisco DNA center
Networking Protocols
RIP, OSPF, EIGRP, BGP, STP, RSTP, VLANs, IS-IS, VTP, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA, IPv4, IPv6
Operating System
Windows 8/10, MAC OS X, Linux
Documentation
MS Outlook, MS Office, MS Visio
Misc. Technologies
Amazon Web services, Microsoft Azure, Cisco UC, VMWare/HyperV
PROFESSIONAL EXPERIENCE
Network Engineer
Silicon Valley Bank (Tempe, Arizona) March 2018 – Present
Responsibilities:
Designing advanced networking solutions including Quality of Service QoS.
Virtual Routing and Forwarding VRF and route redistribution.
Configured Easy VPN server and SSL VPN to facilitate various employees’ access internal servers and resources with access restrictions.
Implemented Site-to-Site VPNs over the internet utilizing 3DES, AES/AES-256 with PIX Firewalls.
Migrating access policies from Cisco ASA to Palo Alto firewalls.
Experience with F5 LTM and Cisco CSM load balancer in-between the servers inside the server farm and DMZ.
Designed and Implemented Firewalls, F5 deployments to Front end and DMZ clients.
Experience with Network Automation using Python. Preformed IOS upgrades on Cisco routers and switches.
Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls.
Configured Site to Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5500 series firewalls.
Configured inside ACL, outside ACL, inside, outside interfaces. Configured NAT and PAT policies
Involved in the configuration troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4.
Experience in migration of VLANS & Configured VLANs with 802.1q tagging, Ether channels, and Spanning tree for creating Access/distribution and core layer switching.
Installed and configured DNS, DHCP, responsible for creating and configuring Forward Lookup Zone and Reverse Lookup Zone.
Redistributed required routes from OSPF in to BGP.
Implementation of Access Lists for allowing/blocking desired traffic.
Configured EBGP load balancing and ensured stability of BGP peering interfaces.
Deployed BIG IP Enterprise manager to cluster all the F5 LTM, GTM, ASA, Netscreen devices for easier management and common configurations.
Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
Responsible for entire company network infrastructure that includes Cisco Switches, Routers, Firewalls, Access Points, Servers
Involved in configuring VPC (Virtual Port Channel), VDC (Virtual Device Context) in Nexus 7010/7018 devices.
Extensive use of NSM (Network and Security Manager) and CSM (Cisco Security Manager) for adding or modifying firewall policies for the firewalls in use.
Configure various LAN switches such as Cisco CAT 2900, 3550, 4500, 6509 switches and Access layer switches such as Cisco 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.
Migrate the older Omniswitch-6800 devices at branches to Juniper EX 4200, EX4300 devices as a part of the tech refresh project with higher port density.
Working with Juniper JUNOS on M and MX series routers.
Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-210.
Experience working on IXIA and Landslide and troubleshooting using IRIS, Netscout, nGenius, Riverbed and Wireshark.
Mapped, Network Diagrams and physical identification in MS Visio.
Network Engineer
WellCare (Tampa, Florida) February 2017 - March 2018
Responsibilities:
Configuration, Monitoring and Troubleshooting Cisco's PIX firewall, ASA 5500. VPN IPSEC and GRE migrations and new designs for the clients.
Configuration and Troubleshooting of the Network Routing protocols BGP and EIGRP during the Migrations and new client connections.
Involved in the configuration troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, BGP v4.
Supported on Cisco Nexus 5000 and Nexus 7000 Series Switch fabric links.
Experience with Checkpoint Firewall policy provisioning. Check Point and Cisco ASA firewall administration.
Maintained high availability of resources with F5 BIG-IP load balancer based on different load balancing.
Physically assembled Firewalls, IDS/IPS, and Nexus 7ks and assisted in Rack -n-stack within the Data Center.
Hands on experience to manage Palo Alto and check point with including set up new infrastructure, adding new route-based policy, NAT, site to site VPN, Global Protect.
Expertise to change management IP for new subnet and make changes in Palo Alto accordingly.
Experience on moving subnet from one data center to another data center.
Administered the Delivery Center’s Access Control Servers as well as the Identity Services Engine for authentication to network devices, WLAN, and VPN environments.
Experience with Design, implementation in supporting datacenter LAN infrastructure using various platforms such as Cisco and Arista.
Monitored and maintained daily work ticket requests.
Experience with SDN / SDDC solutions (Cisco ACI, VMWare NSX)
Demonstrated strong knowledge of data replication technologies and developing and implementing business continuity and disaster recover practices.
Create architecture and implement and configure enterprise wide network systems in conformance with the Plan.
Ensure that the Modern Health network systems provide the user community with infrastructure that is compliant with all terms of Service Level Agreements.
Configured initial network task configurations, including IP addresses, activation keys, server roles and RAID. Conducted system updates.
Assisted in the operation of the Delivery Center’s Cisco AnyConnect VPN environment and Adaptive Security Appliances for VPN concentration for remote connectivity of IED personnel and Business Partners.
Deployed RADIUS server to network allowing remote access for local and remote users creating company flexibility while increasing overall network security
Investigated service interruptions using various network management tools, including HP OpenView, SolarWinds, Telnet, and Remedy.
Created, maintained, and updated all NOC/Datacenter related documentation including Standard Operating Procedures.
Experience on F5 load balancer to maintain balance in the network system with application specific usage.
Configured Big-IP F5 LTMs (virtual servers, pools, SNATs, health monitors) and GTM's for managing the traffic and tuning the load on the network servers.
Implemented stub/Totally stub areas, implemented various OSPF features like route-summarization and SPF throttling.
Design, and configuring of OSPF, BGP on Routers and Firewalls.
Network Support Engineer
Dimension Data (India) May 2015 - December 2016
Responsibilities:
Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.
Configured and debugged policy-based routing for special traffic, route filtering with route maps, route redistribution.
Analyzing and resolving a high percentage of initial customer contact in the areas of PC/LAN.
Extensive experience in configuring and implementing OSPF and BGP.
Acted as Tier 3 support for connectivity, failures, configuration, implementation, and troubleshooting.
Experience working with Active Directory (as a centralized system) to automate network security management and user data.
Configured Wireless Access Points in order to control them with RADIUS server.
Configured VLAN's on Switches for Wireless Access Points
Responsible for designing and implementation of customers network infrastructure Help negotiate hardware, software, and circuit contracts for customers Redesign customers office copper and fiber cable plant for scalability
Implement Cisco IOS Firewall IDS using 2600 series router.
Configuring RIP, OSPF and BGP Static Routing on Juniper M and MX series Routers.
Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.
Configured and debugged policy-based routing for special traffic, route filtering with route maps, route redistribution.
Purchasing equipment and systems requirement with a third parties CDW, Tech DATA; Designing, testing, installing and monitoring new systems and client IT network infrastructure;
Configured VLAN Trucking 802.1Q, STP, and Port Security on Catalyst 6500 switches. Performed OSPF, BGP routing protocol administration.
Overseeing any technical issue and supporting all hardware and software installation.
Reconfiguring all firewalls and switches and flashing the firmware with a new updated version
Help negotiate hardware, software, and circuit contracts for customers.
Redesign customers office copper and fiber cable plant for scalability.
Implement Cisco IOS Firewall IDS using 2600 series router.
Configuring RIP, OSPF and BGP Static Routing on Juniper M and MX series Routers.
Configured Cisco ISE for Wireless and Wired 802.1x Authentication on Cisco Wireless LAN Controllers, Catalyst Switches, and Cisco ASA Firewalls.
Experience in WAN technologies like T1/T3, DS3, STM1 and STM4 circuit types.
Pinpointing physical network conditions that are contributing to call quality issues.
Configuring, maintaining and troubleshooting routing protocols such as OSPF, EIGRP and BGP.
Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external Escalation procedures and customer notifications.
Upgrade Cisco Routers, Switches and Firewall (PIX) IOS using TFTP.
Junior Network Engineer
SG Group (India) May 2014 - May 2015
Responsibilities:
Performance monitoring of various applications and web servers to maintain quality of service and network stability.
Maintained core switches, creating VLAN's and configuring VTP.
Designed IP Addressing schemes, VLAN tables and Switchport assignments, Trunking and Ether-channel implementation.
Gained hands on experience with VLSM, STP, VTP, VLAN Trunking.
Configured STP for loop prevention and VTP for Inter-VLAN Routing.
Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
Worked on network-based IT systems such as racking, stacking, and cabling.
Applied access lists and NAT configurations based on implementation guidelines.
Managed and developed network projects designed to strengthen network continuity and deploy security elements to meet and exceed contract requirements, including system analysis and troubleshooting.
Change management, monitoring network performance with network tools.
IP Distribution for existing devices and new devices as they were added.
Preformed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing.
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