Systems Administrator Resume

PROFESSIONAL EXPERIENCE

Systems Administrator

Confidential

Responsibilities:

Performed O&M for Flight Operations Team (FOT) to include troubleshooting and account maintenance.
Built, configured, maintained VMware VCenter hosts / ESXi appliances to support Confidential applications.
Built, patched, hardened, licensed, and optimized WIN/ RHEL VMs to support Confidential developer use of MySQL / Tomcat based applications.
Maintained monitoring and enforced compliance via Symantec Antivirus, CIS benchmarks, SCAP, and ClamAV.
As critical step in ‘proof of concept’ for hardware infrastructure redesign, converted physical machines to functioning virtual machines (P2V)
Repurposed WIN hardware into CentOS thick clients for FOT testing of the hardware infrastructure redesign.
Built, configured, and maintained RHEL - based email server which proved essential in successfully testing Attention ® Notification System.
Served key role as primary SA responsible for successfully migrating RHEL-based Confidential /JAXA joint venture server onto alternate Confidential network infrastructure.

Sr. Systems Administrator

Confidential

Responsibilities:

Collaborated with developers to load, maintain, and troubleshoot proprietary applications whose builds were maintained in Windows client / IBM Teleologic Synergy based environment.
Authored SOPs and user guides utilizing existing customer templates or ISO standards.
As primary regional caretaker attended all scheduled and ad-hoc customer requested project review/status meetings to provide status information of hardware / software/ applications to high-level decision-makers.
Efficiently administered, maintained, and upgraded systems participating in a robust Oracle Cluster environment on T2000 hardware.
Initiated and performed routine activities such as backups, patch management, anti-virus implementation, creation / maintenance of accounts, patch administration, storage allocation, STIGS and shell scripting.
Routinely mapped topology on development network via Solarwinds LANsurveyor.
Continually monitored the performance, security, and configuration status of DOS unclassified and classified servers to ensure systems are compliant based on NIST / DOD / DOS iPOST / DISA standards.