Experience

FWG Solutions

• United States
• Defense and Space Manufacturing
• 1 - 100 Employee

• Sr Linux Administrator/Engineer

  • Dec 2015 - Present

  ▪ Technical Integration of LINUX/Unix and Windows Servers with Active Directory in a hybrid environment ▪ Planning and Implementing Server installations and Virtual server solutions in Vsphere 6.5 ▪ Maintain/monitor single sign-on, users, user groups, hosts, host groups through RHEL IDM. ▪ Scheduling and managing jobs, patches and configuration files with Red hat Satellite Manager. ▪ Responsible for supporting the infrastructure for multi-tier applications including Apache Tomcat, WebLogic and COTS product configuration. ▪ Code migration / deployment from Dev/FTEST/PTEST/PROD. ▪ Worked with application/database team to provide support for migration from WebSphere7 to Tomcat8. ▪ Setting up Linux servers with Apache, JDK, Maven, NFS, JBoss, Bamboo, Git and tomcat. ▪ Deploy and maintain puppet modules, puppet dashboard across multiple environments to manage configuration files/services for RHEL servers. ▪ Experience with F5 techniques including LTM/GTM, health checks, DGLs, iRule concepts. ▪ Utilize Splunk for triage purpose and create automatic email alerts upon failures relating to performance issues. ▪ Ability to write automation scripts using ActiveBatch that manages scheduled tasks across multiple environments such as daily application restarts, application logins or log cleanup. ▪ Proactive monitoring of system resources (cup, memory) / network resources using OMD. ▪ Utilize BIND 9.10.3-P2 to configure DNS A/PTR/CNAME/TXT/MX records maintained in a split architecture both internally and externally. ▪ Created and hardened Machine Image and Vsphere RHEL 7 templates utilizing Centre for Internet Security (CIS) benchmarks. ▪ Configured SSL with valid trusted certificates; import as needed across multiple environments.



Computer Science Corporation

• Computer Networking Products
• 400 - 500 Employee

• Sr Unix/Linux System Administrator

  • Dec 2012 - Dec 2015

  ▪ Responsible for day-to-day administration and operations support for Transportation Security Administration (TSA). ▪ Install, configure and manage Solaris 10 systems utilizing ZFS, local zones as well as LDOM configurations. ▪ Responsible for supporting more than 300 servers for hardware and software incidents and engage Oracle support. ▪ Configure SAN devices using PowerPath/Veritas while creating Filesystems and mount points. ▪ Maintain/monitor single sign-on, users, user groups, hosts, host groups through RHEL IDM. ▪ Scheduling and managing jobs, patches and configuration files with Red hat Satellite Manager. ▪ Maintained Linux servers, evaluating needs and installing recommended patches. ▪ Patching and package management. ▪ NFS/CIFS filesystem mounting and support. ▪ Supported various migration of the DataCenter during DR exercise to both local and remote sites. ▪ Experience with creation of rules for ACL to limit access to servers and inbound and outbound traffic to servers. ▪ Proactive monitoring of system resources (cpu, memory) / network resources using SolarWinds.



Trowbridge & Trowbridge, LLC

• United States
• Information Technology & Services
• 1 - 100 Employee

• Sr Unix/Linux System Administrator

  • Nov 2010 - Dec 2012

  ▪ Solaris/Linux systems administrator in support of Department of Treasury. ▪ Experience with Unix/Linux(Red Hat 6.4) systems running on Vmware ESXi 5.1. ▪ Used VMware ESX to provision and configure new Linux virtual machines ▪ VMware server environment consisting of over 200 virtual servers ▪ Backup management and recovery policies using VERITAS NetBackup 6.5. ▪ Configured and installed Apache Web Server deployed in Unix Environment. ▪ Managed user accounts, groups and access levels. ▪ Provide support in configuring storage using Veritas Volume Manager and Veritas Volume Manager for Oracle. As needed create disk groups and volumes from SAN/NetApp storage. ▪ Performed thorough troubleshooting in a timely fashion and provide top quality user support.