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Work Background
VirtracCybersecurity & Solutions Architect
Apr. 2019Mckinney, Texas• Develop high quality strategies and plans ensuring their alignment with short-term and long-term objectives and implement them.
• Create documentation to support deployment, integration and operations of new solutions
• Work closely with vendors and client engineers to deploy, integrate and test selected technologies.
• Analyze problematic situations and occurrences and provide solutions to ensure company survival and growth
• Advise the client on potential gaps in security and technology policy and practice and help remediate, as applicable.
Aristocrat Technologies | EMEACyber Security Architect
Jan. 2023 - May. 2024McKinney, Texas, United States
Aristocrat TechnologiesSr. Security Engineer
Jan. 2021 - Jan. 2023remote
DXC TechnologySystems Operations Manager
May. 2018 - Mar. 2019Plano, TXManages the systems engineers and daily operations that support DXC's Managed Security Services (MSS) for the Americas region (AMS).
DXC TechnologyAMS Solutions Engineer
Apr. 2016 - May. 2018Plano, TX• Appointed AMS Solutions Engineer on the Systems Operations Team. Develop solutions for problems facing MSS and serve as the senior escalation point for all issues related to Managed Security Services’ core infrastructure.
• Primary engineer for all projects affecting core infrastructure for Managed Security Services in the Americas.
• Early team member of a development team working on ground breaking security technologies for global threat identification, assessment and reporting leveraging technologies including Hadoop and Cuckoo.
• Developed an air-gapped offensive security training lab. The lab is a full microcosm, simulating an internet, intranet, DMZ, lab environment, and network monitoring systems. Systems/technologies include AD, DNS, Exchange, IIS, LAMP, Firewall, Security Onion, Arcsight, Linux, Windows Server, VLANS, FTP, Proxmox VE, and NAS4FREE among others.
• Led client migrations to new SIEM platform architecture. Developed and implemented solutions to ease the transition.
• Successfully led project to close 2 datacenters.
• Develop standards, policies and procedural run books and train/mentor junior staff.
HPESolutions Engineer
Jan. 2015 - Dec. 2016
Robert Half TechnologySr. Systems Engineer
May. 2014 - Dec. 2014Dallas/Fort Worth AreaContracted to Samsung • Monitor and maintain all current UNIX and Linux servers
• Develop, document and commission new infrastructure based on business needs
• Develop, document and test processes and procedures
• Troubleshoot and resolve issues across all environments, as needed
• Root cause analysis
• Develop, install and maintain Big Data environment (Hadoop)
• Develop, install and maintain OpenStack cloud environment
• Disaster Recovery planning and implementation
• Drive documentation efforts among team members
• Schedule and conduct team meetings
• Develop and implement change/configuration management
• Advise on and implement infrastructure improvements.
• Provide secondary support to the Netbackup/Storage Engineer.
• Provide secondary support to the Virtualization Engineer
• Inventory documentation and maintenance.
• Oversee datacenter operations
• Author policy, procedure, project road mapping, develop collaboration tools.
• Provide weekly team updates to STA BI Sr. Manager
Edge CommunicationsR&D Manager
Jul. 2013 - Apr. 2014Plano, TX• Staff, lead and manage the research and development department and core IT infrastructure team, answering directly to the executive staff.
• Project management of all development and core IT infrastructure efforts.
• Implemented Agile methodology for the development staff and successfully leveraged its concepts to manage projects and produce value.
• Research new technologies and implement them as needed.
• Individual development contributor, as time allowed.
• Authored the Disaster Recovery Plan and served as Disaster Recovery Situation Manager
Edge CommunicationsLinux Developer
Jan. 2013 - Apr. 2014Plano, TX• Architect, develop and maintain the core IT infrastructure, Linux and Windows mixed environment, for a newly formed start up.
• Develop system baselines for key customer facing business equipment. Includes VOIP gateways, WAP management platforms, and PBX’s and various other telecom related equipment.
• Learned to use LAMP stack due to job demands in supporting the software engineers and participated as an individual contributor.
Technology Service ProfessionalsLSF/Compute Administrator
Oct. 2012 - Jan. 2013Dallas, TXAdminister and manage a several thousand server farm used for distributed computing using Platform LSF.
Technology Service ProfessionalsTSP Technical Lead - UNIX
May. 2011 - Jan. 2013Appointed by company management as a UNIX technical lead. This position simply means that I am an advisor to management on all UNIX related matters, be it training, skills assessments, new hire screenings, team structure and process/procedure material recommendations. I provide strategic and functional advice to managers of UNIX teams to better align their teams with business needs and goals.
Technology Service ProfessionalsIT Critical Teams Manager
Jun. 2011 - Oct. 2012Responsible for the oversight and development of three teams that are in the critical path for Texas Instruments, Inc. The Server Monitoring, Production Stop and Automation Support teams are critical functions that allow TI to do business and bring product to market on time. These teams are some of the most highly visible IT teams at TI.
Technology Service ProfessionalsSystems Administrator III
Jun. 2010 - Jun. 2011Sr. Unix Admin/consultant to Texas Instruments
CCB Credit ServicesIT Manager
Mar. 2009 - Jun. 2010Managed all aspects of IT for a small to medium sized call center across two geographically separated sites. Accomplishments included developing a proper change management policy and strategy, standing up and developing the helpdesk and implementing several critical IT projects to improve business processes.
Ajilon Consulting, Inc.IT Consultant
Oct. 2006 - Jan. 2009
Texas InstrumentsUnix Systems Administrator II
Jan. 2006 - Dec. 2009
Abraham Lincoln Council - Boy Scouts of AmericaInformation Technology Support
Feb. 2006 - Sep. 2006• Responsible for the administration and maintenance of all servers and clients used by the council office.
• Roles filled include Network Administrator, Systems Administrator, and Webmaster.
• Technologies worked with include TCP/IP, WindowsNT 4.0, WindowsXP Home and Professional, WindowsNT Server 4.0, Windows Media Center Edition, CAP Point of Sale and various mixed hardware solutions that host these software solutions.
Community Care Systems, Inc.Information Technology Support Engineer
Mar. 2004 - Dec. 2004• Responsible for the administration, configuration, implementation and maintenance of all technologies used across nine interrelated corporations and companies.
• Roles filled include IT Director, Project Manager, levels I, II, and III help desk support, Network Administrator, Database Administrator, Systems Administrator, and Systems Engineer.
• Technologies worked with include Linux, SCO Unix, Xenix, Kermit, uucp, NEXTPOS Restaurant Point of Sale, custom built computing solutions, TCP/IP, network design, risk assessment, vulnerability analysis, Dell, Hewlett Packard, IBM, Windows 2000 Professional and Server, Windows XP, DNS, Email Servers hosted on Linux, Sun Cobalt Cube, Diamond Drag Engraving Table, Solustan Maxmotion 5.0 Software and Engraving Driver, and Web hosting servers.
Northrop Grumman Mission SystemsSUN Server Support Engineer/Systems Administrator II
Apr. 2002 - May. 2003• Responsible for the administration, configuration, and maintenance of a unix server cluster consisting of more than 25 sites worldwide.
• Provide level 2/3 support of a unix environment.
• Future planning and research.
• Create and maintain technical documentation on administration, configuration, installation, and maintenance of all equipment concerning unix server cluster, training plans and supporting documentation to train help desk support personnel in lvl 1 and initial lvl 2 support
• Hardware and Software worked with:
• Solaris 2.5.1, Solaris 6, Solaris 8, Mac OS, Windows 2000 Professional
• Sun Enterprise class servers, SunRay Thin Clients, Macintosh workstations, Intel-based workstations, Sun Storage RAID Disk Arrays, Sun Storage Tape Library, Plasmon Optical Disk Security Auditing Hardware, terminal concentrators, switches, hubs, fiber optics, uninterruptible power supplies (UPS)
• Solstice Disksuite, Sun High Availability Software, Legato, Sun Cluster 3.0
Integrated Techonolgies, Inc (ITEQ)Firewall Technician/Systems Analyst I
Mar. 2001 - Apr. 2002• Responsible for admin, config, maintenance, and the security of a 60,000+ user network
• Knowledge: common intrusion techniques and countermeasures, viruses, trojans, worms, auditing and monitoring tools, TCP/IP, firewall rules, system hardening, network design, vulnerability analysis, and risk assessment.
• Hardware and Software worked with:
• Solaris 2.6 - 8, Linux, WinNT 4.0, and Win 2000 Pro and Server, Sun and Intel based servers and workstations
• Raptor Firewall v. 6.0.2, v. 6.5.1, and v. 6.5.3, Axent Velociraptor Firewall Appliance v. 1.0 and v. 1.1, Raptor Mobile, MAILsweeper for SMTP, Trend InterScan E-mail VirusWall v. 3.5, Sendmail, Safenet/IRE, Livingston RADIUS NT Service v. 2.0, and Citrix Server, Radware Fireproof – Load Balancing Appliance, SIPRNet, StoneSoft’s Stonebeat Full-cluster – Load Balance and clustering software, and Stonegate Firewall, Freshwater’s Sitescope, WebNot! – Web content filtering, and WebTrends – auditing tool.
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