Daniel Whitley Email & Phone Number

Raleigh, Nc, Us

Raleigh-Durham, North Carolina Area

Raleigh-Durham, North Carolina Area

Raleigh-Durham, North Carolina Area

• Coordinated and performed installations, preventive and remedial maintenance of servers,software and storage equipment in a time-critical QA/dev/testing lab environment• Assisted developers identify, troubleshoot, and remedy software issues prior to public release• Streamlined ESXi installations by creating custom installation ISOs and kickstart files• Compiled/maintained a repository of network-installable OS distributions and small bootable ISOs• Developed script (expect) to automate the firmware upgrade procedure• Produced documentation for new as well as routine but previously undocumented processes• Supported and troubleshot custom OS (DDOS) builds and installations

Research Triangle Park, Nc

• Honed troubleshooting skills and root cause analysis on new facet of technology (digital media streaming/encoding/compression)• Supported all aspects of StadiumVision solution [RHEL, MySQL, Tomcat, multicast streams, media players (BusyBox), centralized logging, content management, device provisioning]• Produced and conducted technical trainings for StadiumVision solution• Exceeded customer satisfaction simultaneously amongst many high profile/pressure accounts

Research Triangle Park, Nc [Niehs]

• Utilized RHN Satellite for package management and monthly patch application for 100+ servers• Integrated CentOS channels to RHN Satellite in an attempt to save money for desktop builds• Developed automated installations using Satellite/Cobbler and incorporated scripted installations of environment-wide applications and common configurations• Produced customer deliverable documentation on complicated tasks as well as day-to-day shared notes (wiki) on common duties• Managed storage on NetApp filers including NFS/CIFS shares in addition to configuring the Brocade core switches for LUN presentation

Mclean, Va

• Transitioned virtualization platform from Xen based Red Hat Cluster Suite to KVM based Red Hat Enterprise Virtualization solution while maintaining and expanding system availability• Employed Cobbler/RHN Satellite Server to rapidly deploy a uniform baseline• Installed, configured, and managed various Cisco networking equipment• Administered shared 3PAR SAN storage• Established, configured, maintained, and troubleshot local cloud network, storage, VMs, backups, and servers in a deployable, low-cost pod• Leveraged KVM based virtualization (RHEL5.5AP) to create a cloud platform foundation• Utilized Red Hat Enterprise Virtualization Manager (RHEV-M) with shared iSCSI storage to manage cloud platform foundation• Setup and explored RHQ as a monitoring/reporting utility for elastic environment

Mclean, Va

• Performed site-wide infrastructure upgrade from openSUSE 10.3 to SuSE Linux Enterprise Server 11 and subsequently to SLES11 Service Pack 1• Configured and deployed a high availability load balancing server using haproxy and keepalived• Employed keepalived with MySQL replication for a high availability MySQL solution• Configured, tested, and documented a high availability file server cluster utilizing Pacemaker (previously Heartbeat) and DRBD• Implemented hands-off autoyast installations to produce fully configured servers in an effort to standardize a baseline• Developed and maintained multiple templates and virtual hosts in order to analyze VMware ESX and Citrix XenServer virtualization platforms for the quick, as-needed deployment of LAMP and Java development environments

Ashburn, Va

• General troubleshooting and maintenance at collocation datacenters supporting 300-400 RHEL4/5 servers on Sun and HP hardware

Mcmurdo Station, Antarctica

• Performed system administration in Windows 2003 domain environment including TCP/IP services such as: DNS, DHCP, File/Print, and Terminal Services; • Performed Exchange migrations of user/email accounts among various Polar stations• Produced various documentation in an effort to standardize operational procedures• Implemented site-wide, multi-platform centralized logging and graphical interface using swatch, syslog-ng and PHP-Syslog-NG and created corresponding documentation• Integrated linux (RHEL5) nodes into Active Directory infrastructure via Samba and Winbind• Developed bash scripts for automating security hardening in accordance with NIST guidelines• Implemented a RHN-synched local yum repository minimizing traffic over limited bandwidth• Created, converted, and managed numerous virtual machines with VMware Server• Deployed deep field systems to provide mail (dovecot), ftp, and chat (jabber) utilizing procmail for remote account creation and maintenance• Maintained various systems tracking and collecting weather data from passing satellites

Mclean, Va

• Implemented and evaluated clustering solutions consisting of Red Hat Cluster using GFS and HP Polyserve using PSFS in an R&D environment for stability and performance benchmarking• Installed, configured, tested, and documented a high availability clustering solution utilizing HP’s Polyserve matrix in a production environment• Installed and configured various network services including NFS, SMB, SMTP, DNS, NIS, NTP, HTTP/Apache, FTP, SSH, DHCP, CUPS, etc.• Experienced with blade server technologies and concepts in an enterprise environment; Management of multiple SAN and NAS storage systems (HP EVA and HS{G,Z,J})• Built custom Linux kernels and packages from source• Explored various virtualization solutions including VMware, VirtualBox, and Xen• Implemented fully automated kickstart installations (NFS) for varying baselines using DHCP, PXE boot, and bash scripts and configured a YUM repository for package management• Developed numerous shell scripts on multiple platforms for automation and administration aide (making use of SNMP queries where applicable)• Provided basic system administration functions for numerous Cisco (IOS) switches and routers• Edited and maintained various documentation including systems administration processes and procedures• Installed and configured COTS and GOTS software/firmware• Provided sound technical advice to co-workers and users to solve complex problems

Aurora, Co

• Installed, upgraded, patched, and generally maintained numerous COTS products• Successfully integrated numerous custom software deliveries into multiple baselines• Provided off-hour support to accommodate 24x7 and remote (distant location) operations• Responsible for user account management, backup/recovery, and general troubleshooting• Updated, maintained, and created various DCL scripts for system administration and for operator aide• Generated documentation and trained new co-workers on all aspects of job • Investigated and documented problems, determined possible workarounds, and supported upgrades and installations of complex custom software• Supplied documentation to operational personnel and assisted developers with system design and implementation

Research Triangle Park, Nc

[Worked on and off throughout college]• Developed and maintained numerous intranet web sites including the main, high traffic Cisco RTP homepage• Designed and implemented a range of web applications including using Perl/CGI and Javascript to increase accuracy and efficiency in existing procedures• Utilized Perl to write numerous scripts necessary to aide Solaris system administration• Composed and edited on-line help for an on-line tool