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Gisele
bisongegbe@outlook.com
202-642-7570
4606 Langden Gate Dr
Charlotte, NC 28273
Linux System Administrator
8 years experience W2
0
Recommendations
Average rating
42
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Summary

  • 5 years of experience in Linux systems Administration.
  • 5 years of experience in REDHAT.
  • Knowledgeable in Microsoft suite, VMware, Esxi, V center, V Sphere, AIX.
  • Knowledgeable in hardware such as Dell, HP, Cisco, IBM and other data center hardware.
  • Knowledgeable in network and network protocols such as SSH, DNS, SSL, IP/TCP, HTTP, FTP, DHCP, UDP, OSI MODEL.
  • Excellent skills in network troubleshooting, performance trouble shooting, file system and disk management.
  • Experience in installing and upgrading VMware products.
  • Proficient in building and configure virtual and physical servers.
  • Currently supporting over 5.000 servers (Red hat/CentOS 6 & 7).
  • Proficient in Red hat Satellite Patching V6.
  • Knowledgeable in Software Package Management (RPM and YUM).
  • Knowledgeable in logical volume management.
  • Exceptional problem-solving skills and upholding good team leadership and team collaboration skills.
  • Experience in managing V center, install and upgrade VMware products.
  • Experience in using Service Now as a ticketing tool and solar wind as a monitoring tool.
  • Change request Management (Service Now).
  • Scripting language: bash scripting.

Experience
Linux System Administrator
Healthcare
Dec 2017 - present
  • Build and configure virtual and physical servers.
  • Manage patching on Red hat systems using Red-Hat Satellite.
  • Knowledgeable in Troubleshooting, Network connectivity, Firewall Setup.
  • Knowledgeable in network and network protocols such as SSH, DNS, SSL, IP/TCP, HTTP, FTP, DHCP, UDP, OSI MODEL.
  • Knowledgeable in software package management (RPM and YUM).
  • Create and extend physical volumes, volume groups. Resize existing logical volumes for additional space requirements.
  • Use ServiceNow to open, track and close trouble tickets, as well as input, trouble calls into ticket tracking system.
  • Use of Solar Wind as a monitoring tool.
  • Implementation of Change Request as per business unit request.
  • Engagement with vendors for complex troubleshooting issues and generation of SOSREPORT for the case of RedHat.
  • Good collaboration with different teams.
  • Experience in assigning permissions to users, groups and others in a file or directory and, also restricting access to file or directory using Access Control.
  • User management and authentication using Active Directory.
  • Knowledgeable in boot process and its run levels.
  • Decommissioning of servers at the end of life.
  • Provide technical support for complex database activity, monitoring environment to maximum performance.
  • Administer Red Hat Systems, managed backups and monitor CPU, Memory and Disk usage.
Linux MS Active Directory System Administration DHCP DNS RedHat SSH UDP Technical Support SSL ServiceNow OSI Network Protocols Network Connectivity FTP HTTP Database Backups CASE Firewall OpenShift
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Linux System Administrator
Information Technology
Jun 2013 - Nov 2017
Sterling, VA
  • Responsible for general systems administration in a multiple platform environment, such as users account creation, system configuration management, OS installations, and security updates.
  • Build and install virtual machines using VRA.
  • Patch, update and maintain Linux platform (Red hat /CentOS 6 and 7).
  • Good in OS troubleshooting, VMware, and hardware platform.
  • Experience with creating and managing Logical volume managements.
  • User and service account management using Active Directory.
  • Proficient in using syntax like nslookup, ping, traceroute, dig, ifup and ifdown, netstat, route -n to troubleshoot network issues.
  • Utilize the VI editor in accessing file contents and securely modifying them to meet specific objectives. Assign file or directory and enable group collaboration.
  • Proficient in system monitoring using solar wind.
  • Monitor system processes, load averages and general health of systems.
  • Answer, evaluate, and prioritize incoming telephone, voice mail, e-mail, and in-person requests, for assistance from users experiencing problems with hardware, software, network issues.
  • Maintain network systems such as servers, switches, firewalls, and routers.
  • Configure hardware and software, installs Microsoft Windows patches and updates, and assist users with data backup and restore.
  • Monitored system logs for unauthorized access, system errors, hardware failures and system health using top.
CentOS Linux MS Active Directory System Administration VMWare Configuration Management Database Backups Firewall Problem Solving Routers Switches Windows
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Edit Skills
Non-cloudteam Skill
Education
Bachelor's in Sociology and Anthropology
University of Buea
Certifications
Human Resource Management
Pan Africa Institute of Development-West Africa, PAID
Skills
Firewall
2021
8
Database Backups
2021
6
Linux
2021
5
MS Active Directory
2021
5
System Administration
2021
5
Configuration Management
2017
4
OpenShift
2021
4
Problem Solving
2017
4
Routers
2017
4
Switches
2017
4
Windows
2017
4
CentOS
2017
3
VMWare
2017
3
CASE
2021
2
DHCP
2021
2
DNS
2021
2
FTP
2021
2
HTTP
2021
2
Network Connectivity
2021
2
Network Protocols
2021
2
OSI
2021
2
RedHat
2021
2
ServiceNow
2021
2
SSH
2021
2
SSL
2021
2
Technical Support
2021
2
UDP
2021
2
BaSH
0
1
Cisco
0
1
Cisco ICM
0
1
Data Center
0
1
Dell
0
1
HP
0
1
Project Management
0
1
Scripting
0
1
UNIX
2019
1
vCenter
0
1
vSphere
0
1