IT/ Windows Administrator / Linux

PROFESSIONAL PROFILE

Highly Accomplished IT Professional with success directing a broad range of corporate IT security initiatives while participating in planning, analysis and implementation of solutions in support of business objectives. Able to thrive in fast paced and challenging environments where accuracy and efficiency matter. Significant expertise in the following areas:

Proven success as Windows, Linux, and Network Administrator; maintaining servers; resolving problems and

connectivity issues; adding, deleting, and providing support for employees; ordering and setup hardware, configure and image laptops, managing system tuning, security, backups, and disaster plans.

Extensively experienced with IT Security; monitor the security of critical systems; including servers, workstations, network devices, network traffic and security controls to ensure appropriate system administrative actions; investigate and report on irregularities. Used OMi, ExtraHop (monitoring & alerting) and ServiceNow (ticketing). Performed Penetration Methodology using Linux with tools such as NMAP, Nessus, Metasploit, Wireshark, Netcat, Burp Suite, Nikto, DirB and others. Cherry Tree is my note taking application.

Superior abilities with troubleshooting and problem resolution; diagnose issues, evaluate actions, and implement solutions; consistently achieve low error rate and minimal downtime; maintain collaborative management style to efficiently train and guide teams in achieving goals.

Detail oriented, with excellent organizational skills; enthusiastically assume new challenges and additional responsibilities; quickly acquire new and advanced skill sets; self-motivated and dedicated with strong work ethic.

CAREER OVERVIEW

Self Employed Contractor July 2020 – Present

Buy, sell and setup computers for remote learning. Pentest network for security vulnerabilities.

Sr. Windows Server Engineer – Contractor

E-Plus assigned to Texas Children’s Hospital (TCH) May 2018 – July 2020

Joined the life cycle project team and migrated end of life (EOL) servers and software from various TCH campuses to VM servers or physical servers (installed with Windows or Linux) located in Houston Data Foundry Datacenter.

Migrated Karl Storz servers from physical to VM servers and upgraded to Windows 2016. I worked closely with the vendor for a successful transition.

Discovered system architecture, inventory hardware/software and document the results. Closely worked with vendors to ensure their products were successfully integrated into the TCH environment. An example is to verify the proper ports have been opened or closed for proper operation.

I used PowerPoint, Visio, Excel, and Word to create Tier 1, 2 and 3 architect diagrams, data flow diagrams and presentations to be reviewed and approved by the iTAB (Information Technology Architecture Board) planning committee. Once approved, new servers provisioned, I setup monitoring, backup, SCCM/Bigfix clients and installed base applications dependent upon the server role.

I used vSphere, Linux, Windb, netstat, Active Directory, ILO, PowerShell, ExtraHop, Omi, Service Now, WireShark, among others.

Windows System Administrator – Contractor

DXC (HP) Feb 2018 – April 2018

Worked on physical and VM servers. Image, configure and troubleshoot Window Servers 2008, 2012 and 2016. Tools used vSphere, ILM, Build Tool, SA Remediation, RDP, PXE boot, NSLookup, portqry, Active Directory Admin Tools, and installed applications as needed. Ex: CrowdStrike, IIS etc.…

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Sr. Windows Server - Contractor

E-Plus assigned to Honeywell International Aug 2017 – Dec 2017

Image configure and troubleshoot Windows Server 2016 and Windows 10 for deployment in an industrial environment. Setup Wyse terminals with dual displays for remote desktop access to Windows 10 consoles. Used Rufus software to setup USB ISO images for deployment. Edited client-side firewalls for company compliance and standards during the test phase.

Systems Administrator

The Structure Group / Accenture, Houston, Texas 2001 – 2017

Install and maintain Windows 7, Windows 10, Windows Servers and Linux. Used an Active Directory multiple-server environment, which consisted of Windows Server 2012, Windows Server 2016 and Linux. Maintained remote access through VPN connections. Support end user needs.

Documented and diagramed the network architecture along with the specification of devices attached to the network. Provided segment information (IP ranges, VLAN ranges) that made up the network.

The Structure Group was acquired by Accenture. In closing The Structure Group office, I was responsible for setting up Accenture Cloud Portal (ACP) and moving all relative data over to the cloud. This included Oracle and MS SQL databases, Linux Application Server, IIS Web Server, user data and coordinate with the security team on which ports needed to be opened.

Performed database backups on the SQL servers using SQL Management Studio and Oracle Server using Oracle Data Pump. Configured and maintained Cisco router and Cisco ASA Firewall.

Established SQL database consolidation and MS SQL Mail for alert notification. Maintain phone systems, adding new extensions as necessary and setting up video conferencing.

Purchased and maintained computer and network hardware for The Structure Group. Configured and imaged laptops with the necessary applications needed for the employee requirements. Supported users with software or hardware problems.

Performed penetration testing and security audits throughout the network environment using Linux and tools NMAP, Metasploit, Netcat, WireShark, Burp Suite, DirB, SQLMap, and many others.

KEY ACCOMPLISHMENTS:

Decreased downtime and improved data integrity by installing fault-tolerance drives throughout the network. Added fault-tolerance network storage unit and re-mapped drives, which reduced the number of servers and cut downtime.

Assisted in setting up SharePoint which allowed employees and customers to better coordinate on projects and methodologies used during the lifecycle of their contract. This was instrumental in preventing errors and duplications during projects.

Conduct routine social engineering tests and clean desk audits. Investigate potential or actual security violations or incidents to identify issues and areas that require new security measures or policy changes.

SYSTEMS ENGINEER

Interim / Norrell, Houston, Texas 1997 – 2001

Maintained and supported LAN / WAN hardware and software in an environment of multiple Windows Servers and multiple domains that served 8,000 users. I also installed and configured Windows Servers for network access.

KEY ACCOMPLISHMENTS:

Restored staff confidence in e-mail functions by reinstalling and tuning Exchange applications.

Improved communications capabilities by establishing Web accessibility for Outlook Mail, Contacts and Calendars.

Automated workstation setup to increase speed, minimize downtime and preserve integrity of data at rest. Extensively involved with user change management and adherence to strict timelines.

EDUCATION

Galveston College, Galveston, Texas

30 credit hours

Professional Development:

CompTIA A+ CompTIA Security + CompTIA Linux + CEH (Certified Ethical Hacker) CCNA Security eJPT (Junior Penetration Tester) MCSE MS Azure Fundamentals

REFERENCES ARE AVAILABLE UPON REQUEST

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