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Jessica
Claire
resumesample@example.com
(555) 432-1000,
Montgomery Street, San Francisco, CA 94105
:
Professional Summary

Analytical Linux System Administrator with 5 plus years of experience working with Windows/UNIX/Linux systems. Extensive understanding of installing, configuring and administering Redhat and Solaris systems. Enthusiastic systems administrator eager to contribute to team success through hard work, attention to detail and excellent organizational skills. Motivated to learn, grow and excel in the company.

Experienced in a wide range of system support and solution based IT services for Linux, Solaris and Windows systems including, troubleshooting, monitoring, configuring and maintenance of operating system.

Unix/Linux System Administration experience include:

Perform multiplatform Server builds on VMware, which include Windows Server 2008, UNIX Solaris 10 and 11, LINUX Centos 6 and RHEL 6, 7 and 8. Responsible for assigning hostnames, static IP addresses, default gateway addresses and DNS addresses to Windows 2008 Servers so as to introduce them to the network.

Use the “dcpromo” tool to configure DNS, Active Directory as well as to promote standard Windows 2008 servers to domain controllers. Create user accounts; assign a user to a group in the domain. Add new systems to the domain to enable file sharing and use of resources in the domain.

Windows 7, 8 and 10 NOS imaging and configurations and software deployment.

Create new User accounts and profile on Windows NOS, UNIX and LINUX systems. Troubleshoot and resolve OS, application, malware desktop related issues on various Windows NOS. Use TCP/IP troubleshooting tools to troubleshoot and resolve network connectivity and DNS related issues in the LAN.

Configure Windows NOS clients to join the domain as well as configure file and print sharing on some Windows NOS to enable resource sharing.

Experience in building and configuring VMware host and guess systems on Oracle Virtual Box as well as bridging the Guess VMware systems to communicate with other physical LAN.

Build Solaris 10, 11 and CENTOS/RHEL 6, 7 and 8 servers from scratch. Introduce UNIX and Linux servers to the network. Password reset in Solaris 10, 11 and Centos/RHEL 6, 7 and 8.
Install and configure Oracle software virtualization (Zones/Containers) and VMware EXSI and
workstation 8, for X86 machines.
Used LVM command line commands to create , grow and or mirror new volumes and files systems.
Setup NFS implementation using both static mount points and automount.
Patched Solaris 10 servers and Zones using Solaris 10 Recommended either on a new server in single user mode or a production server in Live upgrade mode.
Performed Memory and Swap management to improve optimization and performance of the servers.
Have good communication and interpersonal Skills.
.Industry experience include: IT & Services, Hospital & Health Care.

Skills
  • System monitoring
  • Multi-User System Management
  • Skilled in Apache
  • Performance testing
  • Knowledge with RedHat and Solaris
  • Server Management
  • System upgrades
  • Hardware knowledge
  • Technical Analysis
  • Process improvement
  • End-user support
  • Software upgrades
  • Software diagnosis
  • Data recovery
  • Knowledge with software developent
  • Desktop support
  • Problem resolution and Process improvement
  • Global Protect Remote, Cisco Anyconnect VPN connection
  • Windows/Unix/Linux server administration
  • Troubleshooting skills
  • Emergency Response
  • Technical documents comprehension
  • TCP/IP
  • MS Office, O365
  • Troubleshoot network connectivity issues
  • Active Directory
  • LDAP
  • Red Hat Enterprise Linux 6, 7 & 8 and Centos 6, 7 and 8. -Putty
    -Remedy /Service desk plus and 7 -User Account Administration
  • Service Now(Ticketing system)
  • Sun Solaris 8/9/10, working on Solaris 11(ZFS)
  • Cisco jabber(instant messenger: communication)
  • Security Management in Unix/Linux through User access security (Permission attributes and ACL)System hardening (system monitoring, Disable vulnerable services and password policy).
  • Network File system (NFS)
  • Windows NOS(7,8,10)
  • Solaris Zones and Containers
  • Windows 2008 server Active Directory
  • TCP/IP Networking, ARP, LDAP, DNS, SSH
  • VSphere( Host for VMware)
  • Ports, Firewall, iptables
Education
Cincinnati State Technical And Community College Cincinnati, OH Expected in 04/2021 Associate of Science : Cyber Security - GPA :
University of Dschang Cameroon, Expected in 06/2012 : Banking And Finance - GPA :
Certifications

Professional Scrum Master(PSM 1)

Work History
Asrc Federal Holding Company - Linux System Administrator
Kirkland Afb, NM, 02/2019 - 04/2020
  • Optimized system security and performance with proactive changes such as system hardening and password aging and complexity.
  • Install security fixes, firmware upgrade, kernel and OS patches.
  • Partake in server decommissioning as warrant by management while following guidelines.
  • Minimize downtime during patching through LIVE upgrade for Solaris systems.
  • Monitor and report system performance across various platforms.
  • Analyze and resolve problems quickly and efficiently.
  • Evaluate hardware and software and report significant findings to upper management.
  • Pre-work on Linux and UNIX servers by using a system specific pre-work script, and if there are any issues, we fix them before proceeding.
  • We also try to get console access to servers through, https or VMWare host, in case during patching we encounter a problem and want to get into the server.
  • We then download patches to Linux/UNIX (Solaris) repository after a successful pre-work.
  • During the maintenance window, we install the downloaded patches in the Linux boxes while we reboot the already created alternate boot environment (ABE) in Solaris.
  • Work on Linux (RedHat 6, 7 and 8) and Solaris versions 10 and 11 servers with ZFS.
  • Work on Zones, NFS and IPMP.
  • Tools used to complete task but not limited to, are; VMware, Service Now ticketing, WinSCP, putty, Active Directory, LDAP, Cisco jabber (communication).
  • Tuned system performance to optimize efficacy of new and existing hardware components.
  • Maintained smooth operation of multi-user computer systems through collaboration with hardware and network engineers.
  • Designed disaster recovery systems, enabling continuity in event of power outages.
  • Resolved vulnerabilities by making improvements to network security.
  • Managed backup and disaster recovery through strict data control and retention policies, personally handling recovery tasks when issues arose.
  • Interacted directly with users to diagnose and correct major system issues and address concerns.
  • Created and serviced administrator and user accounts on Linux-based systems.
  • Implemented, developed and tested installation and update of file servers, print servers and application servers in all departments.
  • Designed and evaluated WAN and LAN connectivity technologies.
  • Maintained flexible schedule and responded to after-hours and weekend emergencies.
  • Led server infrastructure development, quality assurance, staging and production systems.
  • Monitored networks and network devices to resolve technical problems quickly.
  • Diagnosed and executed resolution for all network and server issues.
Aspire Public Schools - Desktop Support Analyst
East Palo Alto, CA, 01/2018 - 02/2019
  • Supported and maintained user account information, including rights, security and systems groups.
  • Troubleshot various technical issues dealing with printers, network and phone systems.
  • Used advanced technical knowledge and troubleshooting skills to diagnose problems with desktops, mobile devices, applications and peripheral equipment.
  • Provided on-site and remote technical support to users.
  • Followed up with clients to verify optimal customer satisfaction following support engagement and problem resolution.
  • Worked with software development team on reported errors and bugs on newly released software and assisted in deployment of release fixes.
  • Responded to support requests from end users and patiently walked individuals through basic troubleshooting tasks.
  • Documented all transactions and support interactions in system for future reference and addition to knowledge base.
  • Explained technical information in clear terms to non-technical individuals to promote better understanding.
  • Assisting Kroger store associates and stores supported by Kroger Technology throughout USA with technical issues.
  • Resolve technical issues ranging from store network connectivity to devices, blocked or expired passwords that need reset, unlocked.
  • DNS creation, DHCP creation, Domain controller.
  • Promote an Active Directory to a Domain controller.
  • Group and users creation in Active Directory; creation of organizational units; group policy.
  • Create users, groups, organizational units and assign resources to those users and groups.
  • Add users to different groups.
  • To use a share file or folder or restrict their access.
  • Reset, unlock or delete user accounts.
  • Clicklist, MPOS, Clicklist XL applications for online ordering and pick up at store.
  • Troubleshoot and walk associates through the resolution of the problem.
  • Remote into mobile points of sale tablets, clicklist monitors and restart the devices.
  • Remotely reprint labels at the store where employees at the site are unable to.
  • Create tickets using Service Now and Vfire CORE (infra) ticketing systems for each incident stating the description, cause, and devices impacted.
  • Reset associates passwords in Passport application and Active Directory.
  • Check why customer phone is not connecting to the store network.
  • Troubleshoot access point connectivity problems.
  • TUNA (Putty) a terminal emulator to remotely connect to Unix/Linux systems
  • Check the health of devices using Citrix ultra VNC and Psy controllers.
  • Supported and maintained user account information, including rights, security and systems groups.
  • Used outlook 2016 and skype for business for communication within the company.
Trinitech Consulting Inc - Windows/Unix/Linux System Administrator
City, STATE, 02/2015 - 12/2017
  • Tuned system performance to optimize efficacy of new and existing hardware components.
  • Developed organization-wide administration policies to encourage continuity across multiple systems and facilities.
  • Interacted directly with users to diagnose and correct major system issues and address concerns.
  • Resolved vulnerabilities by making improvements to network security.
  • Managed backup and disaster recovery through strict data control and retention policies, personally handling recovery tasks when issues arose.
  • Performed network security design and integration duties.
  • Maintained flexible schedule and responded to after-hours and weekend emergencies.
  • Monitored networks and network devices to resolve technical problems quickly.
  • Enhanced availability of infrastructure through enterprise-wide planning, thorough testing, efficient implementation and comprehensive support.
  • Build Solaris 10, 11 and CENTOS/RHEL 6, 7 servers from scratch. Introduce UNIX and Linux servers to the network.
  • Password reset in Solaris 10, 11 and Centos/RHEL 6, 7 and 8.
  • Install and configure Oracle software virtualization (Zones/Containers) and VMware EXSI and workstation 8, for X86 machines.
  • Used LVM command line commands to create, grow and or mirror new volumes and files systems.
  • Setup NFS implementation using both static mount points and automount.
  • Patched Solaris 10 servers and Zones using Solaris 10 Recommended either on a new server in single user mode or a production server in Live upgrade mode.
  • Performed Memory and Swap management to improve optimization and performance of the servers.
  • Scrum master facilitating the Development team in software Development.
  • Working directly with the Product Owner to define requirements (epics and user stories), and write user stories.
  • Mentor teams on scrum framework and agile methodology and stakeholders.
  • Evaluates and provides consultative services that enhances business performance, minimized risks and optimize care management programs/services/interventions.
  • Collaborate with business leaders, agile Learning and Development, Culture and Engagement teams in identification and implementation of best cost of care management practices. Develop methodologies and tools to monitor performance and prepare Executive Summaries.
  • Guides the team and organization in effectively employing Agile/Scrum practices and principles to create value and increase customer and stakeholder satisfaction.

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Resume Overview

School Attended

  • Cincinnati State Technical And Community College
  • University of Dschang

Job Titles Held:

  • Linux System Administrator
  • Desktop Support Analyst
  • Windows/Unix/Linux System Administrator

Degrees

  • Associate of Science

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