Montgomery Street, San Francisco, CA94105(555) 432-1000, resumesample@example.com
Summary
Self-motivated Unix/Linux/Window professional seeking a full time position with an information technology company.
Skills
SAMBA/CIFS/NFS/APACHE
SYSTEM HARDENING
IPA/LDAP/KERBEROS
ANSIBLE/PATCHING
TEAMING/AGGREGATION
MARIADB/MYSQL LEVEL 6/10
ACTIVE DIRECTORY
ServiceNow/REMEDY/JIRA
VMware/VSPHERE
AWS CLOUD
KICKSTART
TCP/IP/UDP/DNS
SELINUX/FIREWALL RULES
SYST MONITORING/NAGIOS
NETWORK TROUBLESHOOT
IPV6/IP ROUTE
NTP/MAIL-POSTFIX/BACULA
BACKUP/RESTORE/RZINC
WINDOWS 8, 2012R2, 2016
BASH SCRIPTING
ZFS/LVM/RAID/NAS ISCSI
ZONE/APACHE/RSYSLOG
Experience
07/2019 to CurrentLinux System Engineer/Linux Security AdministratorRaytheon Technologies Corp | Burnsville, MN,
Maintain and develop Proactively all Linux infrastructure technology to maintain a 24x7x365 uptime service.
Set and implement user access controls and identity and access management systems.
Monitor network and application performance to identify and irregular activity.
Perform regular audits to ensure security practices are compliant.
Deploy endpoint detection and prevention tools to thwart malicious hacks.
Employ Nexus to generate an inventory of your open source and third party components to determine potential security.
Implement comprehensive vulnerability management systems across all assets on-premises and in the cloud.
Work with IT operations to set up a shared disaster recovery/business continuity plan.
Work with HR and/or team leads to educate employees on how to identify suspicious activity.
Provide of systems administration-related solutions for different project and operational needs.
Control closely tickets and work flow under tools such as ServiceNow, Remedy, and JIRA.
Keep best practices on managing systems and services across all environments.
Analyse of logging information for reporting of performance exceptions.
Monitor system performance and capacity planning as needed.
Manage, coordinate, and implement software upgrades, patches, hot fixes on servers, workstations, and network hardware.
Create and modify scripts or applications to perform tasks.
Design Windows 2012R2 and 2016 active directory and domain name services as well as group policies to suit our organization.
Provide input on ways to improve the stability, security, efficiency, and scalability of the environment.
Oversee the push of MacAfee agent through Ansible to all Linux servers to ensure proactive protection at all time.
Regulate IDM in order to apply SUDO policy on users based on a specific host or a group of hosts.
Supervise cluster servers to maintain good load balance and fault tolerance at all time.
Conduct virtual machines migration from premise to the cloud while considering cloud storage costs based on the available budget.
Collaborate with other teams and team members to develop automation strategies and deployment processes.
Mentor junior system administrators by getting them involved on different projects.
04/2019 to 10/2019US Consultant ExpertUnited Natural Foods Inc | Central Falls, RI,
Advise clients on new applications and how to deploy them in their environment.
Perform top level troubleshooting issues and sometimes teamed up with red hat support team to find quick solutions for P1 cases.
Coordinate with the cyber security team for best practices on systems hardening.
Keep a good track on Satellite and VMware license keys and their validation period.
Implement server templates on vSphere client based on the recurrent requirements for server build or deployment.
Enforce the VMware tools to be at the running state at all time in order to improve the performance and management of the virtual machines.
Conduct quarterly patches not only for enhancement but also to get rid of security issues and bugs.
Build Ansible playbooks and write scripts to automate tasks to save the company time and money.
Analyse Solarwinds alerts and reports, and make quick decision and recommendations to avoid chaos.
01/2013 to 03/2019Linux/Windows System AdministratorGreat Oaks Foundation | Toledo, OH,
Build, install, configure brand new virtual
and physical servers, test, deploy RHEL 6&7, CentOS 6&7, Solaris 9&10, servers to
the network via standard or advance installation(kickstart).
Create and modify user accounts and groups; and enforce passwords policy.
Conduct
tuning on existing servers for example, increasing virtual memory via swap,
increasing physical RAM, managing bottle-neck processes (ps, top, sar, glances, prstat, pgrep,
kill -9, kill -15).
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
maintenance.
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
iSCSi.
Configure IPA/LDAP server and clients for single sign on or
centralized login.
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
password issues.
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
with clients.
Engage in helping co-workers with their projects to meet deadline as well as providing training to those in need.
01/2013 to 06/2013Petroleum-Cementing EngineerHalliburton Energy Services | City, STATE,
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.
06/2009 to 06/2010StudentLinux Academy | City, ,
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.
08/2007 to 04/2012Math-TutorBaltimore City Community College | City, STATE,
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.
Education/Certifications
Expected in 2012Bachelor of Science | Petroleum and natural Gas EngineeringWest Virginia University, Morgantown, WVGPA: Petroleum and natural Gas Engineering. Maintained 3.0 grade point average working full time. Certifications
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
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Resume Overview
School Attended
West Virginia University
Job Titles Held:
Linux System Engineer/Linux Security Administrator