SUMMARY:

Accomplished, achievement - driven and results-oriented individual interested in working in the IT Security/Systems Administration field..

SKILLS:

Security/Networking: Checkpoint Firewalls, Palo Alto Firewalls, Cisco Firewalls, Cisco Switches ESET Antivirus, Alien Vault, Darktrace, Rapid7, Nexpose, Metasploit, UserInsight, Firemon, KnowBe4 (Security Awareness), CiscoAMP, RSA, Cisco Meraki CMNO, StealthWatch, Extrahop, F5, EOP, IronMail, ActivIDentity

Microsoft: 20+ years experience working with Servers: Windows NT/ 2000/2003/2008 Server AD, Advanced Server AD, Server 2012. Desktops: Win98, Win 2000/2003/2008/2012 , WinXP, Vista, Windows 7, 10. Exchange Server & Office.

Citrix: Citrix Metaframe 3, 4 XP. Xenapp 6, 6.5, Xenapp 4.5, 5.0, 5.5, 6.0, 6.5 (x64)

VMware: Vcenter Server 5.0/ 5.1 / 5.5 /6.0 , Vsphere Client 5.0, ESX/ESXI 4.1/ 5.0 / 5.5 / 6.0 , Update Manager, SANS, IBM XIV / DS 3500 / DS 4300

Backup: Syncsort DPX

EXPERIENCE:

Confidential

Infrastructure Security Administrator, Systems Administrator, VMware Admin, Xenapp Administrator

Responsibilities:

• Network monitoring and intrusion detection analysis using various Computer Network Defense (CND) tools, such as Intrusion Detection/Prevention Systems (IDS/IPS), Firewalls, SIEM, NAC, Vulnerability Management tools, and Host Based Security System (HBSS), etc.
• Correlate network activity across networks to identify trends of unauthorized use, Review alerts and data from sensors and document formal, technical incident reports, Research emerging threats and vulnerabilities to aid in the identification of network incidents, Identifiy and resolves false positive findings in assessment results,
• Generate reports on assessment findings and summarizes to facilitate remediation tasks, Provide network subscribers with incident response support, including mitigating actions to contain activity and facilitating forensics analysis when necessary, Test new computers, software, switch hardware and routers before implementation to ensure Security, Recommend improvements to the Information Security Program, Plan, develop, and execute vulnerability scans of organization information systems
• Manage enterprise vulnerability assessment and configuration assessment tools such as ESET (antivirus), Alienvault. CiscoAMP, Checkpoint NG Firewall, Rapid7, Metasploit, Knowbe4. Responsible for creating Security Awareness Program as well as Vulnerability Management program.
• Run monthly Phishing and Security Awareness campaigns, Responsible for VPN access utililizing MF authentication (RSA) (creating accounts and assigning tokens) work Oncall.
• Building hosts, Creating Datastores, Monitoring and Patching all ESX/ESXi Hosts within 3 Remote sites, monitoring resources and scaling for future growth, monitoring performance levels on all Hosts and Datastores. Configuring DRS and HA for all Hosts.
• Creating and mapping datastores/luns with IBM XIV, DS3500 & DS4300 San Solutions.
• Serve as Backup Administrator utilizing Syncsort DPX
• Administer Citrix Xenapp 6.5 Environment of over 1,000 users, Setup and configure VMware Servers/Images, Xenapp Farms, Web Access for remote users (Ipad, Iphone, Android, Laptops etc.) Citrix Secure Access Gateway. Load Balancing, Utilize AD GPO's to push out custom shortcuts to Xenapp/AD users on Thin Clients.
• Assist in Microsoft System Administration tasks (Over 1000 Servers) Monitor and patch all store POS Systems (500+)
• Maintain Domain Infrastructure, Add/Remove AD user accounts permissions etc, Install & Configure VMWare Servers.
• Updating all remote stores to Active Directory, IBM I Series 6 Basic administration, Worked on PCI Compliant projects including utilizing custom scripts for local account removal, password changes, scheduled task updates, SFTP upgrades (Linux).
• VMWare, Citrix Xenapp, POS, PCI Compliance. 24/7 on call Support.

Confidential

Onsite Systems Administrator

Responsibilities:

• Install and configure establishments POS system (Aloha).
• Install and configure small network consisting of 3 servers, 2 switches, firewall and wireless access points.
• Maintain systems file and database servers.
• Using Windows server 2003 with AD. Create, Delete and Change user accounts.
• Create custom GPO’s and scripts to map users network drives and lock down access to company files.
• Perform all system maintenance.
• Create a DRP, and ensure the company backups were running nightly.

Confidential

Systems Administrator

Responsibilities:

• Supported LAN, WAN of 100+ Users. Duties included maintaining all servers (16) Desktops (90+) Laptops (10) and Thin Clients (15).
• Performed all Software and Hardware upgrades on Servers, Desktops, Laptops, and Thin Clients.
• Maintained Servers (2000, 2003, Terminal Server, Citrix, SQL, Exchange) Firewall (Sonicwall, Watchdog), Switches ( HP, 3Com), Hubs and Cisco Routers.
• Managed all user accounts using Active Directory.
• Utilized custom GPO’s and scripts to lockdown user desktops and file access, map drives etc.
• Managed and maintained all user mailboxes using Microsoft Exchange.
• Performed after hours planned system maintenance.
• Worked with remote Sales Department utilizing PC Anywhere and VNC software.
• Maintained company VPN both Dial-up and Broadband.
• Make and Run Cat5 Network Cables.
• Maintained company phone system (NEC) various other duties and always on call.

Confidential

Systems Administrator

Responsibilities:

• Run and maintain network of 100 plus users on a Windows NT Domain.
• Day to day tasks include managing user accounts (add, change, delete) Maintain companies Email system (Microsoft Exchange) and user mailboxes.
• Upgrade and maintain all server hardware and software.
• Plan for capacity and storage.
• Plan scheduled maintenance windows to update and rollout new software packages utilizing Microsoft SMS.
• Install and configure HP Switches.
• Installed and configured Fiber switches.
• Administer phone switch.
• Implement and maintain a working backup of all critical data.
• Restore critical data when needed.
• Develop a Disaster Recovery Plan.
• Help support ERP (Made2Manage) software package.