Solaris Systems Administrator
Resume:
Joseph D. Billingsley
Lawrenceville, GA 30043
470-***-**** (c)
***********@*****.***
CAREER SUMMARY
Results-driven Sr. Systems Engineer with 15+ years of experience in managing complex network infrastructures and implementing security measures within IT environments. Expertise in virtualization technologies and UNIX/Linux systems, with a proven track record of optimizing performance and reducing operational costs by 50%. Skilled in cross-functional collaboration and leading technology initiatives, ensuring high availability and compliance with security standards.
TECHNICAL SUMMARY
Hardware: Oracle Sparc M7-8, S7-2, T4-4, T5-8, T5-2, T4-2, Oracle Server X6-2, Oracle T-7320,
ZS5-2-ES Storage Head, DE2-24C storage tray, Cisco 4948 switch, InfiniBand Switch,
IBM/XIV
Software: Oracle VM server for Sparc, Oracle Enterprise Manager Cloud Control 13c, Oracle
Enterprise Ops Center 12c, Oracle ZFS Storage, CyberArk, Quest Authentication
Services, VMware Infrastructure Client, CyberArk, Service Now, Retina Network
Security Scanner
Operating Systems: Oracle/Solaris 5.11, x86, OEL 5/6, Red Hat 5/6, ESX Linux, CentOS, FreeBSD,
Microsoft Windows 2008 Server, Microsoft Active Directory
Certifications: CompTIA Security+
Information Assurance Security II
EXPERIENCE
Zione Solutions Lawrenceville, GA Jan 2023 – Present
Sr. Systems Engineer
Provides systems support and administration for the Internal Revenue Service Server Support and Services Division M7-8 Oracle Environment.
Responsible for the management of multiple M7 domain and Oracle Enterprise OpsCenter application.
Installation and recovery of Oracle OpsCenter application during critical outage.
Successful creation of server pools and live migration of guest domain using OpsCenter.
Responsible for the management of the ZFS appliances.
Responsible for planning and executing the monthly M7 environment patching cycle.
Responsible for remediating STIG level security scans.
Responsible for the weekly status report of M7 environment.
Sun Technologies Johns Creek, GA June 2020 – Dec 2022
Sr. Consultant Unix Design/Operations
Design and support for Oracle Engineered, Exadata and non-Engineered Systems.
Responsible for Solaris 11 and Oracle Linux operating systems, design configuration, implementation, integration including ZFS file system configuration support, ASM drive configuration for Oracle database, zone configuration, and migration support.
Responsible for installing and managing QFSDP patching for supercluster and Exadata systems.
Responsible for upgrading Solaris hosts from 11.3 to 11.4.
Responsible for managing Enterprise Manager and Ops Center applications.
Responsible for managing ZFS appliance and InfiniBand switches.
Responsible for root cause analysis of supercluster and Exadata environments.
Responsible for direct support of application and database development team
Responsible for providing 3rd level support of UNIX environment.
PCI DSS compliance and Security monitoring and logging solution.
Macys Technology Johns Creek, GA Nov 2015 – June 2020
Sr. Systems Engineer Unix Design/Operations
Senior UNIX Engineer of UNIX Infrastructure, specializing in UNIX, Database and application security.
Design and support for Oracle Engineered, Exadata and non-Engineered Systems.
Responsible for Solaris 11 and Oracle Linux operating systems, design configuration, implementation, integration including ZFS file system configuration support, ASM drive configuration for Oracle database, zone configuration, and migration support.
Responsible for installing and managing QFSDP patching for supercluster and Exadata systems.
Responsible for upgrading Solaris hosts from 11.3 to 11.4.
Responsible for managing Enterprise Manager and Ops Center applications.
Responsible for managing ZFS appliances and Infiniband switches.
Responsible for root cause analysis of supercluster and exadata environments.
Responsible for direct support of application and database development team
Responsible for providing 3rd level support of UNIX environment.
PCI DSS compliance and Security monitoring and logging solution.
Maximus, Inc Reston, VA Feb 2013 – Oct 2015
Systems Engineer
Plan and design enterprise UNIX/LINUX servers (Oracle/Solaris, Redhat, and Oracle Linux) for web applications and databases in medium server base data center environment.
Administered numerous T4-2, T5-2, T5220, T5240 hardware. Racked and installed 10 T5-2 servers.
Created templates and deployed over 50 Logical Domains (LDOMs) on T4 and T5 servers.
Creates repository server for Solaris 11 patching.
Assigns required storage to Solaris zones and LDOMs from XIV SAN storage.
Installs Solaris 11 operating systems on Control Domains and LDOMs.
Created template and deployed Oracle linux and Red Hat operating systems for project related work.
Manages Vcenter applications and deploys Virtual machines for project related work.
Installs Red Hat enterprise Linux on Dell 620 servers.
Performs daily server administration – responds to different severity level calls and to Nagios monitoring alerts. Install open-source software packages as requested.
Participates 24/7, 1 week on call rotation.
Mitigates server vulnerabilities.
VETS, Inc Herndon, VA Oct 2012 –February 2013
Solaris Systems Administrator
Supports U.S. Small Business Administration web application.
Presents daily status of web application and database servers utilizing orca management tool for program management office.
Maintains Solaris 10 and windows 2003 servers for web application maintenance.
Provides CIS benchmarks for hardening of Oracle/Solaris and MS Windows servers
ITT/Exelis Herndon, VA Jul 2011 – Jul 2012
Solaris Systems Administrator
Supports DOD Agile Access website.
Installed and provided customer support for Agile Access application for the in processing, ingesting and dissemination of Geo-spatial data images.
Designed and engineered a test lab for windows and Solaris 10 operating systems for the testing and mitigation of security vulnerabilities. IAVA.
Created and maintained MS Excel spreadsheet for testing of IAVA.
Installed ZFS file system for Solaris 10 operating system.
Designed and installed Solaris containers (zones) for Solaris 10 operating system.
Restored archived zones on Sun T5220 and Solaris 10 operating system.
Created instructions for installation of ZFS file system and Solaris 10 operating system.
Created instructions for testing of IAVA.
Administered Retina Security scans to mitigate operating system vulnerability
TestPros, Inc Reston, VA Aug 2009 – July 2011
CenTauri Solutions, LLC Alexandria, VA Mar 2008 – Jul 2009
SAIC Alexandria, VA Feb 2005 – Jan 2008
Sabre Systems, Inc Lexington Park, MD Jun 2003 – Feb 2005
Spirent Communications Dec 2000 - Oct 2002
Strategic Business Solutions, Inc Crystal City, VA Jan 2000 - Dec 2000
WANG Government Services McLean, VA July 1998 - Jan 2000
41st Signal Battalion/201 Signal Company Seoul, Korea Mar 1998 - Jul 1998
SAIC Seoul, Korea Mar 1997 – Mar 1998
US Navy USS CURTS FFG-38) Jun 1990 - Jul 1993
Education
CompTIA Security+ training Ashburn, VA, 2011
System Administrator/Network Manager Security Course Ft. Bragg, NC 2005
Solaris 10 training Sun Microsystems Aurora, CO 2005
Government/Politics, University of Maryland/Asian Division, 1998
General Studies, Monterey Peninsula College, Monterey, CA, 1994-1996
Certificate Authority Workstation (CAW), Army Signal School, FT Huachuca, AZ, 1998
Basic UNIX, Area IV Information Center, Camp Henry/Taegu, South Korea, 1998
Radioman “A” School San Diego, CA Certificate of Completion Apr 1990
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