Objective

Seeking a challenging position as a UNIX System Administrator, which will allow me to utilize my 20 years experience in multi-platform and multi-purpose environments, such as UNIX, Windows, SAP/R3, and Network Administration, in both Development and Production.

HigHlights

• Over twenty years experience in Unix System Administration in multiple environments such as Solaris, HP-UX, DEC-Tru64, AIX, and Linux Slackware, SUSE/SLES, Redhat, CentOS, , MS.
• Fifteen years experience designing, installing configuring, and monitoring, SAN environments.
• Implemented, Installed, and Administered 32 TByte SAN using Hitachi/SunStorage 9960/9980, EMC Clariona, Brocade 3800 Fibre Switches, and E12K Directors.
• Proficient in Java, Perl, Bourne, Korn, C, and Shell programming.
• Over fifteen years experience developing EAI Enterprise Application Integration applications middleware using eGate and SAP-PI in a large SAP/R3, BW/BI, APO/SCN enterprise, multi platform environment which included many operating systems such as NT 4.0, NT 2000, NT 2003, Unix Solaris, HP-UX, Linux , as well as IBM Mainframe systems.
• Familiar with many enterprise applications and technologies such as Oracle, SQL, SAP/R3, and how they interrelate and integrate with other applications.
• Excellent debugging skills across complex heterogeneous environments, including log analysis, fault isolation, TCP/IP network packet analysis.
• Implemented several TCP/IP tools such as NIS, NFS, Apache, Sendmail, Samba, LDAP, Secure Shell sshsftp , Rsync, Rdist, as well as many other applications and solutions.
• Skilled in installing and configuring Veritas Volume Manager/File System, and Legato Networker.
• Implemented several High Availability applications using various software such as Sun Cluster, Veritas Cluster, High Time, HP Serviceguard, Legato Automated Availability Manager LAAM , as well as opensource software such as Pacemaker and Corosync.
• Familiar with many Microsoft tools such as MS Office, Word Perfect, Outlook/Exchange, Projects, Excel, Access. Microsoft Certified Professional.
• Government Security Clearance: TS/SSBI Active .

Experience

Confidential

Security Administrator/Unix System Engineer

• Responsible for all system level activities in support systems, users, network, and applications running on SUN 15K and SunFire 480 Unix servers. Analyze systems and their performance to diagnose issues and make recommendations for improvements.
• Supported for multiple teams of Middleware Java developers SeeBeyond and SAP Netweaver XI/PI . Supported development, and production operations for large Department of Defense R3/SAP implementation project. Provided input to overall design and implementation, as well as performance tuning of applications and systems, diagnosing and resolving issues with network and operating system relating to processing data to and from legacy systems, and overall disaster recovery and continuity design, documentation, and support.
• Developed systems scripts for monitoring using Unix shell and Perl scripts, as well as Control-M and CA-Unicenter, CA-Autosys.
• Designed and implemented Unix shell scripts to automate delivery and retrieval of data for Middleware processing, and notifications to partners.
• Installing and configuring SSH, openSSH applications, enabling secure communications and transmission of data between sensitive systems. Designed methods to utilized Rsync scripting over ssh to provide secure synchronization of data to disaster recovery site.
• Helped Security team with system scanning and configurations compliance in accordance with DoD security standards, reviewing vulnerability assessments, and patching of systems.
• Functioned as a EAI developer creating middleware applications using eGate 4.5.X to integrate legacy systems and functionality within a modern SAP/R3 implementation.
• Monitored and supported the transactions of over 100,000 messages daily, as well as resolving data and connectivity issues that were required in our production environment.
• Resolved any and all issues while supporting development and testing of new and break-fix code. As well as the testing cycle of system, java, and application patching and upgrades.
• Operated in a large enterprise, multi platform environment. Using such operating systems such as NT 4.0, NT 2K, NT 2003, Vista, Window 7, UNIX Solaris, HP-UX, Linux , and IBM Mainframes.
• Provided design and code review for peers and junior developers.
• Mentored junior developers in design, and standardization as it applies to code development, implementation, troubleshooting, and production support procedures.
• Developed training and instruction materials to aid team members in operations and work flow procedures.
• Creating daily metrics reports for production processing information to management.
• Migrated development code to various environments for testing and troubleshooting.
• Provided project management overview in order to guarantee code completion and time management amongst co-workers, reporting status to management as well as partners/clients.

Confidential

Security Administrator/Unix System Engineer

• Upgraded 32 Tbyte SAN with new firmware on 20 Brocade 3800 Fibre Switches, and introduced two new Brocade 12K directors.
• Planned and implemented HBA upgrades on over 60 Solaris V880 servers, migratated from Veritas Volume Manager to Solaris Volume Manager, Veritas DMP to SUN Mpxio, and Veritas File Systems to UFS filesystems.
• Designed new 15 Tbyte SAN for MS Exchange 2004 upgrade to enable global DR configuration for corporation.
• Implemented/configured new jumpstart servers to facilitate upgrades of new servers and ensure that patches were uniformly applied across the enterprise.
• Provided administration support for SAP systems running R3, APO, BW, as well as application servers for Netweaver and SAP Portal services.
• Administered servers that provided OSS patches to SAP internal and external customers.

Confidential

Security Administrator/Unix System Engineer

• Provided application support for production support and developers using a middleware product SeeBeyond to facilitate data transmissions and order processing from legacy systems to an SAP/R3 backend for Department of Defense project.
• Diagnosed any and all issues with the application, code java , Unix operating system issues, performance issues, in support of system activity and data processing.
• Supplied customer support to outside partners to facilitate investigations and resolution to various issues resulting from data and order processing.
• Developed automated methods via shell/perl scripts to provide reports to customers and developers, confirmation messages, as well as sending alerts to administrators and operations of alerts.

Confidential

Security Administrator/Unix System Engineer

• Conducted investigation of installation and configuration of Enterprise Security Management ESM tool for all 900 Unix servers E10K
• Reviewed current security policies defined for Enterprise, and made recommendations for improvements and compliance.
• Performed security audit of Unix servers to evaluate compliance of security policies, and requested exemptions.

Confidential

Security Administrator/Unix Systems Engineer

• Performed C2 compliant configuration and monitoring on 150 remote servers.
• Setup systems auditing policies, port scanning, and Enterprise Security Management ESM software.
• Conducted routine audits of systems, as well as testing for system vulnerabilities via Nessus, and nmap.
• Oversaw ISSO Information System Security Officer responsibilities in reviewing compliance to Government security requirements, procedures, and guidelines.
• Reviewed new security alerts, patches, and updated systems as required.

Confidential

Senior Systems Engineer/SAN Administrator

• Designed, Configured, and Implemented a 32Tbyte SAN, utilizing and Hitachi 9960 SunStorage 9960/HP X512 , Brocade 3800 and 12000 fabric switches.
• Performed migration of over 100 servers, to new Sunfire 880 servers into new SAN environment.
• Using Legato Networker, administered backups for over 3Pbytes of data on both Unix and Windows systems.
• Configured servers for HA failover using Legato's AAM software.
• Provided administration support for R3 and Oracle DBA group.

Confidential

Senior Systems Engineer

• Provided senior technical support to 80 remote System Administrators.
• Mentored six local System Administrators.
• Installed UNIX operating systems for SUN, DEC, HP platforms.
• Installed, configured, and troubleshot NIS, NFS servers and clients.
• Administered Sendmail in multiple configurations.
• Installed and configured Apache Web Servers.
• Created technical documentation for Technical Staff.
• Built UFS, Veritas file systems.
• Installed and configured hardware RAID devices on systems.
• Installed software upgrades and patches for OS and COTS products.
• Diagnosed, and repair bugs in newly developed proprietary software.
• Developed Perl/Shell programs to ease administrative tasks.
• Created HTML forms, and CGI programs to monitor network activity.
• Installed devices printers, tape drives, CD-ROMS, Juke Boxes .
• Installed, and configured the Oracle Databases Version 7.3.4 8i .
• Developed SQL scripts using Perl and various Shells
• Performed system backups and restores for ten local servers.
• Installed and configured LEGATO backup management software.
• Installed and Configured Etrust Security software on Solaris systems.
• Planed and executed disaster recovery procedures.
• Monitored and tracked TCP/IP networking issues using TCP/IP tools.
• Monitored network activity using TCP/IP utilities.

Confidential

System Administrator

• Administered 150 nightly system backups for VAX, NT Servers, and UNIX HP9000, SUN 2000, 4000, 5000, and 5500 series servers . Monitored performance and operation of Enterprise network via HP Openview, BMC Patrol, and MAESTRO Software.
• Provided Help Desk support for over 16,000 employees.
• Utilized UNIX Shell scripts, and VMS batch jobs in support of maintenance and monitoring tasks.

Confidential

Systems Administrator

• Installed and configured all aspects of Motorola, SUN, and HP-UX UNIX Servers and Workstations.
• Supported multiple OS platforms: DOS, Win 3.1, Win 95, Win NT 3.51, 4.0, and Unix HP and AT T System V .
• Configured Intel Systems using MSDOS, Windows 3.1, Windows 95, NT 4.0, and LINUX.
• Developed and maintained UNIX Shell, and C/C programs.
• Installed and Configured Cisco routers, and system modems.
• Utilized, Repaired, and Calibrated test equipment such as DMMs, Spectrum Analyzers, TDRs, FDRs, OTDRs, Sniffers.
• Provided troubleshooting of circuit boards to the component level, repaired circuit boards, replaced microchips via de-solder/solder techniques.
• Supervised 8 personnel in developing two test programs to test and repair 22 circuit cards resulting in savings of over 170,000 in contractor repair cost.
• Directed and implemented a plan of upgrading 50 personnel computers, thought to be exhausted, which resulted in a savings of over 100,000 in new acquisitions.