Configure multipath on physical servers to achieve fault tolerance and load balance on block devices.
Maintain the cluster environment in good shape by ensuring fencing, resources, resource groups, and quorum are well defined.
Install and manage packages using tools like pkgadd, pkgutil, yum,
and rpm for archiving, compressing.
Provision SSH key authentication to ensure safe communication between
server and clients.
Construct Mail server Postfix on local network, and connect to it
the null clients.
Provide time synchronization between NTP server and clients.
Setup, configure, and troubleshoot TCP/IP, DHCP, DNS, SMTP, NFS, CIFS, and SAMBA servers in a multi-platform LAN.
Create automated backups using BACULA software or tools like
RZINC, CPIO, and TAR in a simple bash shell script via crontab.
Design Apache Web servers for some clients in a zone as well as
local website applications.
Secure webservers by placing them in private directory for
restricted access and secure them with SSL/TLS protocols.
Manage server environment with Ansible for automation and
Introduce Window server to the domain controller, perform access
control and permissions.
Design virtual private network(VPN) as well as PUTTYGEN to encrypt
communication among window servers.
Configure NAS (Free NAS) to create LUNs and attach to
windows 2008 servers and to Solaris 10 or Linux servers using
Configure IPA/LDAP server and clients for single sign on or
Connect clients to LDAP master server by using either authconfig-tui or authconfig-gtk.
Maintain TLS as an encryption tool between LDAP master server and client.
Employ sssd service as an authentication backend in LDAP master server and LDAP client.
Support and manage VMware ESXI, and Oracle VirtualBox hypervisors as well as all
virtual machines being hosted.
Troubleshoot Unix/Linux servers for rogue line, file system
corruption, boot loader corruption, initrd image, device driver, configuration, and
Escalate major incidents to Redhat Support Team by explaining the impact on the environment and creating and attaching the sosreport.
Update incidents and tasks on daily basis on Service-Now to keep customers informed on the resolution progress.
Provide server administration in the AWS cloud platform with
services such as IAM, S3, EC2, CloudWatch, Route53.
Coordinate non-global zones configuration, installation; perform
migration, testing, as well as NICS aggregation setup.
Create or modify MariaDB databases and tables, perform queries as
well as backup and restore on databases, and tables.
Maintain work ethic and professionalism at all time when dealing
Engage in helping co-workers with their projects to meet deadline as well as providing training to those in need.
Petroleum-Cementing EngineerJan 2013 to Jun 2013 Halliburton Energy Services － Lafayette, LA
Performed the cement slurry and pumping design.
Determined the volume of the lead, tail cement for surface, intermediate casing.
Estimated height of spacer and mud in squeeze, plug, liner, and multistage jobs.
Conducted safety meeting before the blending and mixing of cement and additives.
Compared my calculations with the customer before pumping schedule provided.
Acquired and Interpreted real-time data on ICEM and OPTICEM softwares.
Executed the rig-up and rig-down of equipments necessary for cementing job.
StudentJun 2009 to Jun 2010 Linux Academy － Online Platform
Learned the Linux fundamental tools.
Managed security services.
Operated running systems.
Configured local storage, network service, database service.
Created and configured file systems.
Deployed, configured, and maintained systems.
Math-TutorAug 2007 to Apr 2012 Baltimore City Community College － Baltimore, MD
Assisted students with their homework in Algebra and Calculus.
Provided students with easier methods to solve word problems.
Conducted math workshop on the usage of scientific calculator.
Improved students focus on how to approach a given math problem.
Tested students critical thinking ability in physics based calculus probems.
Bachelor of Science, Petroleum and natural Gas Engineering2012West Virginia University － Morgantown, WV, US
Petroleum and natural Gas Engineering. Maintained 3.0 grade point average working full time.
TS (top security clearance)
Red Hat Certified Specialist In High Availability Clustering
RHCE (Red Hat Certified Engineer)
RHCSA (Red Hat Certified System Administrator)
Petroleum and Natural Gas Engineer
SaFe training Completion
Many DHS security compliance certificates of completion
RHEL 6&7, CentOS 6&7, Solaris 9&10, WMware Dell Poweredge and HP Prolient; servers HP ILO, Oracle ILOM, and Dell DRAC; Windows 7&8 servers, and blades; Syslog, Trackit, scientific calculator, Calculus, Excel, Notepad, word, Powerpoint.