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Systems Administrator Resume

SUMMARY:

  • Have been working in IT since 1997 I have a rich experience and skills and good educational background as mentioned below.
  • Managing MS Exchange Servers 2007/2010/2013 High availability, clustering, migration, System monitoring/management Datacenter 24/7 support Shell scripting Python, C, C++, VBscript, Powershell
  • Managed a Desktop support team of 5 and a server guy and trained them Creating DAG groups for Exchange HA and redundancy Managing AD accounts and creating group policies Exchange PowerShell commands and scripts Deployment, installation and configuration of Lync, Skype for business, Office 365, SharePoint Backing up Exchange DB for DR and local PowerShell experience with AD and Exchange Active sync for mobile Infrastructure security Microsoft Clustering routing protocols: OSPF, RIP, BGP Solar - Winds and Manage Engine (Alerts and monitoring)
  • Using VMware ESXI5.5, VSphere and Vcenter Netback up to backup VM’s and Servers including file shares IT Lead and Project manager DAS and SAN implementation Office365 Managing and configuring windows and Linux servers IMS messaging support database administration
  • Creating procedures and ticketing systems IT Lead and Project management VM integration with SAN ( Storage Area Network) Configuring DNS and DHCP server role File sharing and group permissions Configuring Vlans and Vlan tagging
  • Configuring/deploying different cloud services IaaS, PaaS, and SaaS Linux Red hat enterprise server 6.5 and 7, Centos, Ubuntu Proof point email filter Support trading applications Bloomberg postfix VM cluster, VM networking Scripting UNIX, Perl, Shell SMS, SCCM, SCOM Solaris, Redhat, Ubuntu, CentOS, Windows Server 2012 Managing Email edge role and filters
  • Exchange Server configuration: transport Hub, mail, edge Full, Differential /incremental backups
  • Storage media and tape libraries and DAS configuring Load Balancers and support applications Netbackup 7.1 and 7.6 tape backups and storage devices. Sonic wall, Fortinet Firewall and ASA CA Spectrum, EHealth, Kaseya, SCOM
  • Supported 5 remote sites with their VPN and AD forest
  • Configured/maintained local and DR backups
  • Virtualized legacy servers and maintained them
  • Servers include Linux and windows 2012
  • Configured and maintained file sharing
  • Supported exchange hybrid servers on-site and in the Microsoft cloud
  • Ran powershell cmdlets and scripts for exchange and AD
  • Configured/maintained network environment Firewalls and switches
  • And a lot of other admin tasks mentioned in jobs below (it’s a very broad support and I was the only admin) so I did pretty much everything

PROFESSIONAL EXPERIENCE:

Confidential

Systems Administrator

Responsibilities:

  • Scan email routes for anomalies and rectify email problems recover emails and monitor email alerts
  • Leading a team of 7 to support different site locations and different clients logon scripts
  • Azure cloud solution
  • Configuring routing protocols for network infrastructure: OSPF, RIP
  • Wireshark capture network bottlenecks
  • Kali Linux pen testing
  • Office 365 migration
  • Alert and uptime: Solarwinds, Geneos sar, iostat, vmstat,
  • Infrastructure security, defect analysis and reporting
  • Very strong customer service orientation
  • Configure Access points Meraki and Ubiquity with centralized management
  • Configure wireless Lan controller
  • VPN Clients and firewall config
  • Juniper, Cisco, Fortinet, SonicWALL, ASA, Dell
  • Jive Software and SharePoint 2007 /2010/2013 for Collaboration
  • Office 365 e-mail migrations
  • Automation using scripts and Puppet and Cloud automation
  • Lead L3 Primary Exchange Administrator run PowerShell cmdlets to view history of email routes
  • Different cloud platforms Microsoft Azure, Amazon AWS, Google Apps
  • Leading a team-oriented, collaborative environment
  • Infrastructure support including backups Email and Network.
  • Exchange 2013 Primary
  • Office 365 remote PowerShell exchange online
  • Checking/analyzing email headers for issues that might arise
  • Linux Servers Edge email support
  • Firewall Support / configuration
  • Managing layer 3 switches
  • Automation and scripting
  • Finding new ways to automate tasks using scripts like Bash, python, C, C++, PowerShell, VBscript
  • Virtualization: Vmware
  • Installing Esxi platform for VMware
  • Managing Vmware-Vsphere
  • Using Vmware integrated software for alerts
  • Deploying virtual machines
  • Exchange 2010/2013
  • Hosted email solutions / office 365
  • Net admin tasks: AD/PowerShell
  • Helpdesk solutions /Sccm / PAckaging
  • Web scrapping Python/ C / C++ / VB Visual Basic
  • Smart code that does not require any API
  • Configuring alerts with SNMP and WMI
  • Web Application Platforms: NgniX, Varnish, Endeca

Confidential, Glastonbury, CT

Project Manager and Lead infrastructure /System Administrator

Responsibilities:

  • Primary for Server Support, Exchange and Backups
  • Documentation including change management
  • User account management
  • Managing public folder and distribution lists
  • Routine checks on exchange servers to gauge storage quotas
  • Using Alert system Solarwinds and Manage Engine
  • Infrastructure managing and configuring the Servers windows and Linux
  • Maintaining 0 percent downtime for Servers, Alerts, Error logs
  • Ensuring Redundancy and High availability
  • Installed configured and managed email: applies appropriate support packages/patches to maintain system integrity
  • NetBackup 7.1 & 7.6 (tapes and drive backups)
  • Backup Master Server and Media server
  • Storage devices and file shares
  • Disaster Recovery
  • Storage: EMC, Netapp
  • Redundancy and HA For servers
  • Solarwinds/Manage Engine Servers (Alerts, Monitoring, Network discovery)
  • Exchange 2010 and 2013
  • Esxi 5.5 with Vsphere
  • Hyper-V
  • Active directory and Domain Controllers Redundancy and High Availability
  • Linux Servers: RHEL (Red hat enterprise server) 6.5, Centos
  • Windows 2008/12 servers
  • DAS storage device md 1200
  • Backup tapes Iron Mountain - DR and offsite backups
  • Cisco switches catalyst 3560 configuration
  • A lot of different other projects include what’s mentioned in my resume infrastructure related

Confidential, Norwalk, CT

PM/IT Systems Administrator/Network Engineer

Responsibilities:

  • Inventory documentation and scanning inventory changes
  • Managing Alerts Spiceworks
  • Configure P2P ipsec vpn / MPLS
  • Creating redundancy, load balancing and high availability in
  • Servers,Exchange,Routers,switches,firewalls,email filter,backups.
  • Used Group Policy and scripting to secure and automate procedures and save time in a lot of
  • Global license Management, license audits, Managing Hypervisor licensing and efficiency
  • Expert in all aspects of active directory and server configuration.
  • Full,Differential,incremental backups
  • EMC storage, Palo Alto
  • Azure MFA Multi-factor Authentication
  • Created The first integrated IT ticketing system on site that gave end users an edge
  • Managed Exchange server 2010 using the EMC And powershell
  • Gave birth to ideas that improved productivity using terminal servers
  • Reorganizing Network aspects Using Layer 3 Switches and adding IP scopes along with
  • Managing DNS & DHCP servers, Reservations, exclusions. Implemented infrastructure rganization using Smart switches VLANS with network management. Checking IP conflicts,
  • Loops. Creating NAT policies in the firewall to secure connections from WAN, Modified VPN
  • Policies at firewall. Used spanning tree for redundancy and high availability.
  • Used Firewalls efficiently to secure the infrastructure and manage traffic, Along with Barracuda
  • Mail Filter, application protocols (HTTP, HTTPS, FTP)
  • Managing Meraki and Open-Mesh access points, Ubiquiti Unifi
  • Managing configuring and monitoring Server 2008 R2 and 2003
  • Editing and scripting PowerShell, VB and CMD scripts to automate tasks and program application
  • VPN ( SSL, Router to router, IPsec, Client) Managing the security of the infrastructure
  • Managing wireless access points, Routers
  • Managing WAN/LAN connectivity
  • Managed a centralized Anti-Virus server
  • Monitoring backups, Changing backup policies, creating schedules,Alerts.Restoring and configuring backups.
  • Setting up and managing alerts for network and server devices: SNMP,Traps,WMI
  • Android and IOS support.
  • Scanners, sniffers: NMAP, Wireshark etc..
  • Backups and Imaging: Using Acronis,Netbackup, Backup Exec, Storage Grid, Clonezilla

Confidential

IT Specialist / Network Administrator

Responsibilities:

  • Active Directory managing users/ firewalls / access points
  • Responding to field tech calls on campus as well as 7 other remote locations
  • Responding to desk - side/Desktop/helpdesk and remote support
  • Dell/HP/Lenovo Server room support
  • Adding pc's to domain after setting up new images
  • Install software/drivers/hardware
  • VoIP phones/VPN
  • SMS/RDP/Remote assistance
  • Troubleshooting Citrix XenApp troubleshooting network printers/scanners/routers
  • Active Directory managing users/ firewalls / access points
  • Responding to field tech calls on campus as well as 7 other remote locations
  • Responding to desk-side/Desktop/helpdesk and remote support
  • Dell/HP/Lenovo Server room support
  • Adding pc's to domain after setting up new images
  • Install software/drivers/hardware
  • VoIP phones/VPN, VCS clustering and volume managers
  • SMS/RDP/Remote assistance
  • Troubleshooting Citrix Xenapp troubleshooting network printers/scanners/routers
  • Active directory management
  • Designing network map
  • IT training for new employees
  • Wall-panels/switches/Sonic Walls
  • TCP/IP, VPN, DNS, DHCP, FTP installations/troubleshooting and WAN connectivity
  • Best QOS scores ticket handling
  • Provide network troubleshooting of broadband office setups for over 13,000 retail tax offices.
  • Received an On the Block award for my efforts on the Office Setup project.
  • H&R Block retail office setup, network configuration, hardware and software imaging using
  • Conduct issue identification and root cause analysis based on call trends.
  • Identify solutions and communicate to associates for prompt resolution.
  • Customer service/phone support with best QOS scores
  • Worked as part of a team assisting field offices with their software and hardware technical problems by phone and email. This covered a variety of software and hardware, including various models of HP and Dell computers, Microsoft Windows XP and Server 2003, BMC Marimba Tuner, and an assortment of in-company developed software.
  • Provide network troubleshooting of broadband office setups for over 13,000 retail tax offices.
  • Received an On the Block award for my efforts on the Office Setup project.
  • H&R Block retail office setup, network configuration, hardware and software imaging using Confidential, CATS, Marimba, Franchise Health Tool.
  • Conduct issue identification and root cause analysis based on call trends. Identify solutions and communicate to associates for prompt resolution. databases (Sybase, Oracle), Middleware (WebSphere MQ), and market data distribution (Reuters RMDS)
  • Troubleshooting Windows XP workstations with Windows servers 2003 for up to 500 end users.
  • TCP/IP, LAN, WAN, Ethernet, IE, Firewalls, Anti-Virus, Microsoft Office; Technical support using tracking ticketing system, logging and documentation
  • Using Remote Desktop support to fix issues remotely
  • Troubleshooting POS (Point of Sale) software and checking and credit transactions
  • Application delivery programs and software installation
  • EMC SAN storage arrays and SRDF technology.
  • Updating servers, Software patching, Network issues, imaging all office environment WS and Servers.
  • Maintaining/installing/Troubleshooting CISCO hardware and software VPN
  • Installing/Maintaining/Troubleshooting Network printers and wireless devices
  • Troubleshooting routers, Modems, ODDS thin client, internet and VPN Connectivity
  • Managing Network software access, Email and authentications
  • PGP Encryption, Internet connectivity, call center environment
  • Logged all trouble tickets accurately as per the IT department best practices, maintaining complete documentation of problem cause, impact and resolution

IT Support specialist

Confidential, Shelton, CT

Responsibilities:

  • Managing Network software access, Email and authentications
  • Customer service/phone with escalations to higher support
  • TCP/IP, UDP, TCP, LAN, WAN, Ethernet, IE, Firewalls, Anti - Virus
  • Ticketing and tracking system using documentation similar to track it.
  • Remote Desktop support, Citrix, network (E-Mail, DHCP server, routers) Modems, Outlook, Systems Hardware, Software, Operating Systems and New Technology.
  • Usage of DOS, Win 95, 98, NT, 2000, XP, Apple/MAC.
  • Troubleshooting and guiding customers through VoIP telecomm, phone switches, Caller IDCall Waiting, 3-way Calling
  • Voice-Mail, Call Forward, etc.
  • Logged all trouble tickets accurately as per the IT department best practices, maintaining complete documentation of problem cause, impact and resolution

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