PROFESSIONAL SUMMARY:

Confidential - Certified IT professional with over 8 years hands on experience working on Windows and Mac workstations, Linux and Windows servers, Confidential devices and Linux OS. Expert in configuring and troubleshooting WAN and LAN, VPN connection on server and client side, Confidential routers and switches, Good understanding of CI and CD using Jenkins and Ansible and Git, AWS EC2, S3, Windows firewall and Linux firewall / iptables, Active Directory, Citrix Xenserver, VMware, Desktop and laptop deployment, imaging, installation and upgrade.

PROFESSIONAL EXPERIENCE:

Network Engineer

Confidential, Bethesda, MD

Responsibilities:

• Resolved issues on Zendesk ticketing system, phone and email.
• Responsible for technical implementation of office infrastructure
• DHCP and DNS administration and troubleshooting of the related issue (checking DHCP pool, ipconfig /flushdns, nslookup, dig)
• Created instances on AWS EC2 and enabled secure connection with SSH key pair (AWS Console, Putty, AWS IAM and puTTYgen)
• Configured Role Based Access Control using Ansible Tower
• Initiated Push-Button Deployment using Ansible Tower
• Wrote Ansible playbook with yaml
• Defined network policies and procedure
• Group policy implementation roll out and troubleshooting (AD group policy)
• Supporting VPN, Active Directory, VOIP (Zultys), Windows 7 PC, Mac computers, Microsoft Server 2012 and VMWare.
• Supporting users with issues relating to Microsoft Remote Desktop Web access on Windows and Mac PC (Kaseya)
• Configuring Confidential router, switches and sonic firewall
• Network monitor with PRTG
• Exchange / Office 365 support and maintenance, SharePoint administration and support
• Resolving day to day hardware issues with users.
• Creating and deploying windows image to several PC’s (Acronis snap Deploy)
• Involved in several project from start to finish (Imaging, Automation, Installation)

Environment: Putty, RedHat Linux, Centos, Ubuntu, Windows 2007, 2008, 2010, Microsoft Word, Power point, Excel, Office 365, Kaseya, Acronis Snap Deploy, Confidential IOS, R1 Soft, KVM, Nagios XI, ticketing system (Spiceworks, Zendesk, Service Desk Plus), PXE server (Jump box)

Network Engineer

Confidential - Mclean, VA

Responsibilities:

• Resolved issues on Company’s proprietary ticketing system, phone and chat
• Deployed windows and Linux servers on customer’s request.
• Configuration of Confidential routers, switches, ASA, QOS, OSPF, BGP and F5 load balancing
• Configured static IP and RAID 1, 5 and 10 on Windows and Linux servers (MegaRaid Storage Manager).
• Partitioned hard drive on Windows and Linux machine
• Resolved issues relating to connectivity - DNS, RDP, SSH, DHCP, LAN and WAN
• Network and device health monitoring using Nagios core 3
• Configured Sophos Red 50 Universal Threat Management System on servers.
• Configured inbound firewall rules on RDP to include only certain IP’s on Windows servers 2008, and 2012
• Configured IPTABLES (firewall) on CentOS 7and RedHat 7 to deny and allow certain IP’s
• System backup and restore using R1 Soft and Windows backup manager, depending on client’s subscription.
• Installed KVM on servers for bios level remote connection on customer’s request.
• Testing update and methodology on virtual machines and sandbox before deploying on production servers.

Environment: MegaRaid Storage Manager, Windows servers 2008, and 2012, Linux, DNS, RDP, SSH, DHCP, LAN and WAN, Nagios core 3.

Field Technician

Confidential

Responsibilities:

• Logging into the Confidential -Field Engineer app to select available jobs and task within my location.
• Interfacing with clients to determine root cause of problems.
• Providing and managing on site installation, repair, maintenance of network devices, IP phones and set task
• Providing remote support through TeamViewer
• Diagnosing technical problems and determining proper solutions.
• Troubleshooting users’ issues relating to connectivity and hardware.

Network Engineer

Confidential - Laurel, MD

Responsibilities:

• Assisted in developing a monthly support log that was presented to management.
• Assisted in creating the technician schedule for long-term upgrade projects
• Worked as a team member in installing the Site-Site VPN's
• Identifying the trouble reported using Palo-Alto GUI and resolving the issues.
• Checking for the ACL and Configuration list for trouble reported
• Updates and monitors security systems of network infrastructure.
• Designs and implements data integrity measures as well as daily system backups
• Understanding of networking concepts such as DNS, DHCP, HTTP, OSI Model and TCP/IP models.
• Experienced monitoring and maintaining network infrastructure, DNS, DHCP.
• Worked on customer related issues and provided the best solutions.
• Provide solutions to Tier 1/2 escalated issues and tickets.
• Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).
• GRE tunneling & Site-to Site VPN configuration between other two sites in USA.

Environment: Confidential Nexus 7K/5K, 2248/3560/5020/6509, Confidential 3750/3550/3500/2960 switches and Confidential 3640/7200/3845/3600/2800 routers, Confidential ASA5510.PIX, Checkpoint, DNS, DHCP, F5 Load Balancer, TMS, DMP, Confidential Works, Solar Winds, Confidential ACS, Confidential NCS, Confidential CMS, ASDM, Riverbed

Tech Support

Confidential - Odenton, MD

Responsibilities:

• Configuration of routing protocols such as OSPF, BGP.
• Maintaining the Lab network including switches and routers
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and service.
• Solved many customers related and VOIP problems.
• Demonstrated experience in managing enterprise network systems, DNS, DHCP, TCP/IP.
• Involved in complete LAN, WAN development (including IP address planning, designing, installation, configuration, testing, and maintenance)
• Planning, designing, Installing and Configuring of Confidential Routers (7600, 7200, 3800, 3600, 2800, 2600, 2500, 1800 series) and Switches Confidential (6500, 4500, 3750, 3500, 2900, series)
• Configuring STP, RSTP, VLAN, VTP, SPAN port and Port Binding Configuring Site to Site to VPN connectivity.
• Implementation of HSRP, IPSec, Static Route, IPSEC over GRE, Dynamic routing, DHCP, DNS, FTP, TFTP.

Environment: Confidential 3750/3550/3500/2960 switches and Confidential 3720/3845/3600/2800 routers, Checkpoint, Palo Alto, TMS, DMP, S&S, Confidential ACS, Confidential NCS, DNS, DHCP, Confidential SmartNet, CMS

IT Help Desk

Confidential, San Jose, CA

Responsibilities:

• Provided day to day user end support by attending to ticketing system (Spiceworks) phone calls.
• Installed roles and features on Windows server 2008 r2.
• Provided password reset, created users, domain and groups and managed users and computers on Active Directory.
• Created users on Outlook through Exchange server
• Network monitoring for performance using Spiceworks Network Monitor
• Tested software and updates on virtual machine and subsequently Deploy them to user’s workstation using imaging software (PDQ Deploy).
• Assisted users in creating VPN connection on their workstations.
• Attended to user’s issues relating to connectivity, and hardware
• Resolved user issues relating to DNS, DHCP, Outlook, VPN

Environment: Putty, RedHat Linux, Centos, Ubuntu, Kaseya, Acronis Snap Deploy, Confidential IOS, R1 Soft, KVM, Nagios XI, ticketing system (Spiceworks, Zendesk, Service Desk Plus), PXE server (Jump box), DNS, DHCP.