SUMMARY:

An Information Technology (IT) professional with over twenty (20) years of experience in LAN/WAN/Software/Computer systems administration and management.

TECHNICAL SKILLS:

Platforms: Windows 2008/2012/7/8/10 , IIS, & Cisco IOS

Networking: LAN / WAN Administration, Active Directory, Group Policy, VPN, TCP/IP, SMTP, DNS, SSL, DHCP, IPSEC, FTP/SFTP, SSH, SPAM, SNMP, Dell OpenManage Essentials, Disaster recovery, Cisco ASA Firewalls, & IP Routing

Hardware: Barracuda (Spam, Archiver, & Webfilter), Xirrus Wireless Array, Sonicwall, Cisco ASA 5505, Cisco SOHO Routers, SAN (Dell Equallogic, Compellent, PowerVault), RAID, Dell Servers

Software: VMware (ESXi, SRM, and vCenter), CopSSH, MS Office Suite, Office 365 Administration, Exchange 2007 Server, SharePoint 2007, SCCM 2012, Asana, OneDrive, Google Drive, RDP, VNC, LogMeIn Rescue, AnyDesk, PRTG, Putty, Dell SAN HQ, Dell OpenManage, BackupExec, InterACT/Caliber 911, Clonezilla, Spiceworks Inventory, SEP

PROFESSIONAL EXPERIENCE:

Confidential, Baltimore, MD

Sr. Network Engineer

Responsibilities:

• Part of the team migrating schools from MPLS to Internet VPN’s
• Reviewed logs to pin point problems and resolved before outages happen
• Troubleshoot when users had problems accessing resources outside the company
• Manage local and public DNS records
• Update and deployed SSL certificates on IIS
• Configured and deployed Wireless arrays
• Created virtual machines (SQL and Terminal Server) for the internal application
• Managed virtual machines at Headquarters and Colo’s
• Monitor disk space on the internal database servers and made changes when necessary.
• Managed the company’s Barracuda Email Gateway, Message Archiver, and Web filter.
• On a monthly basis, remove old users’ accounts.
• Backup configurations from network equipment
• Managed the Exchange 2007 servers.
• Participate in weekly conference calls on varies topics

Network Administrator

Confidential

Responsibilities:

• Manage Windows network
• Update VMware network using Update Manager
• Completed a project to get the VSphere Replication and Site Recovery Manager working properly
• Start documenting the network configuration and lay out.

Confidential

CAD/RMS Network Administrator

Responsibilities:

• Assist MSP IT and partner agencies with network support tasks related to the CAD network
• Managed the VMware network and physical Windows servers
• Monitor VMware vSphere Replication for timely replication.
• Tested the SRM disaster recovery plan yearly.
• Monitor the windows drives, datastores, & SANs for space issues. Moreover, make adjustments when necessary.
• Design solutions for Allied agencies to managed user accounts on the CAD network.
• Use Spiceworks to work trouble tickets.
• Trained/Mentored other coworkers on application support and troubleshooting hardware issues.
• Installed & troubleshoot Public safety software(InterACT Mobile) in MDC and CAD Workstations.
• Became the technical lead on Mobile(software) and gps issues.
• Install the serial devices to forward 911 calls into the Interact CAD software
• Push out GPO changes
• Research and evaluated any potential security threats and made changes when necessary.
• Set up out - of-band system monitoring and firmware updating using Dell OpenManage
• Use the training network to test propose changes to the CAD network and software.
• Managed Dell SANs at Primary and DR sites
• Used software to monitor VMware servers and virtual machines
• Research best practice and made suggestions hardware/software for future budget years.
• Create a batch based system to send messages to end users workstations
• Use batch scripts to deploy updated files to CAD workstations
• Created trooper location reports by querying one of the SQL databases.
• Use a linux based utility create and deploy images for the CAD workstations and Mobile Data Computers (MDC)
• Push out desktop and antivirus updates via system center/WSUS.
• In special maintenance windows, we installed patches/service packs and table upgrades on the SQL server software
• Evaluated and make recommendations about environment improvements
• Developed of operating procedures and plans in case of emergencies
• Created, maintain, & updated technical documentation related to the CAD network
• Created and delete Active Directory 2008 user accounts.
• Managed permissions in Active Directory 2008 for shared folders

Confidential

Sr Network Administrator/ IT Specialist

Responsibilities:

• Perform a variety of network management/administration functions related to the operation, performance and availability of company’s communications network.
• Establish new user accounts; grant access to required network files and programs; manage network e-mail functions.
• Manage DNS records for 4 different domains
• Created and delete in Active Directory user accounts.
• Managed shared folders permissions
• Troubleshoot user problems related to network and recommend resolution for implementation.
• Review ASA logs for security breaches and took action when necessary
• Reset user passwords and sessions on AS400(AIX)
• Monitor network performance and prepare network utilization and performance reports as required (network status, speed, and current in-out network bandwidth utilization details).
• Created for specs for new server purchases
• Administrated the SSL enabled IIS 6 server that customer that access
• Monitor and maintain established Service Level Agreements (SLA)s.
• Monitor Spiceworks database and act as 2nd level helpdesk support for end users.
• Designing and maintaining a 30 city WAN using frame-relay
• Created and maintain IPSEC Site to Site VPN Tunnels connecting branch routers to the Main ASA router in San Diego.
• Troubleshoot SMTP issues.
• Created a Microsoft VPN server for end-users to connect to when out of the office.
• Monitored and maintain NovaPro’s Production firewall in San Diego and junior firewalls in the branch offices. First using Checkpoint Firewall-1 and later using Cisco ASA firewall in San Diego.
• Troubleshoot network connectivity issues on both in San Diego and the branch offices. And when necessary calling network providers for utilizing reports and checking line status.
• Create documentation for network personnel and end-users.
• Lead the migration from Lotus Notes to MS Exchange. Later, lead the migration to a hosted MS Exchange service.
• Spearheaded the migration of an acquired company from SNA architecture to TCP IP.
• Telecommunication and data responsibilities included setting up new service, calling in repairs, canceling service, and organizing office moves.
• Help develop the disaster recovery plan to move operations to Dallas, TX with minimal downtime.
• From 2001 on, remotely administered and maintained the network in San Diego which included both software and hardware upgrades.
• Help develop the “Test network”, so new technologies could be tested before rolling out to production.
• Actively work with clients and vendors with issues ranging from email to accessing proprietary applications.
• Maintaining old NovaPro network until network merger.
• Help convert the former NovaPro branches to the Carl Warren standard. This entails re-imaging PC’s and rehoming VPNs to Carl Warren HQ.
• From, was the lead networking person for SAS 70 and SSAE16 certifications with few exceptions.