Systems Administrator Resume
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Houston, TX
TECHNICAL SKILLS
- Windows Server 2008/r2, 12, 16 Red Hat Enterprise 6, Linux VMware/ESXi
- Ubiquiti wireless infrastructure Active Directory Group Policy, DNS, DHCP Switches/Routers
- Cisco IOS Confidential Office365 Amazon AWS PowerShell scripting Exchange Server Nimble SAN
- Network Security Infrastructure
- Windows XP, 7, 10 Microsoft SharePoint Web development
PROFESSIONAL EXPERIENCE
Systems Administrator
Confidential, Houston, TX
Responsibilities:- Pioneered server consolidation within the Telescience Support Center and eliminated over 20 physical servers Installed and deployed Confidential Enterprise Plus with Operations Management in clustered environment
- Transitioned the organization from a Red Hat Enterprise KVM hypervisor to Confidential ESXi 6.0 Updated all virtual machines from Windows Server 2008 to Windows Server 2012 R2 and Server 2016 Primary Nimble SAN Administrator managing over 90TB of storage
- Technical lead for the Human Exploration Research Analog
- Responsible for providing 24/7 technical support for real - time operations within the Telescience Support Center.
Network Administrator
Confidential, Houston, TX
Responsibilities:- Upgraded Confidential 4.1 environment to version 5.5
- Successfully updated domain from Windows Server 2003 to Windows Server 2012 R2
- Maintained an Active Directory of over 500 users
- Managed on-premises Exchange 2007 e-mail server
- Deployed and managed centralized Kaspersky Security Center 10 endpoint protection server
- Successfully applied Cisco's OpenDNS Umbrella platform for company-wide web content and malware filtering
- Installed & configured new Cisco routers and switches throughout company branches
- Established company-wide help desk ticketing system and procedures
- Implemented PC imaging solution to reduce helpdesk deployment times and provide workstation consistency
- Managed company-wide desktop and laptop replacement rollout •Conducted overhaul, re-organization, and security audits of IT network closets
- Installed and managed new Ubiquity wireless infrastructure
IT Systems Administrator
Confidential, Houston, TX
Responsibilities:
- Responsible for the network infrastructure of the corporate office in Houston, TX.
- Managed networks for over 20 Intensive outpatient facilities across Texas.
- Management of company terminal servers, Active Directory and domain environments.Accountable for conducting network and physical security audits for HIPAA compliance.
- Conducted phishing, social engineering, and penetration test exercises.
- Documented all network topologies, created detailed Visio maps.
- Installed, configured, and monitored Dell Confidential firewall appliances at all locations.
Network Analyst
Confidential, Pittsburgh, PA
Responsibilities:- Company Primavera Contract Manager administrator, Administered Window Servers providing domain DHCP, DNS, and File/Print services
- Provided network troubleshooting and management, including cat5/6 wiring and punch-downs
- Managed an Active directory of approximately 1500 users
- Oracle Contract Manager Administrator, maintaining jBoss application and SQL servers for 200 users
- Supported a Mitel VOIP system, creating extensions, voicemail boxes, and zone/routing changes.
- Operated an Exchange 2003 mail server, assisted in the migrating of mailboxes to Office365.
- Played a critical role in the transition of 800 devices from Windows XP to Windows 7.
- Conducted scheduled job site visits to provide network upkeep and emergency response.
- Responsible for intake, documentation, and resolution of all helpdesk requests Authored training material and common setup documentation for end-users and new hires.