ERASMUS IMOUDU

LINUX SYSTEM ADMINISTRATOR

*** ****** ***,

Wylie TX, 75098

972-***-****

ad0uza@r.postjobfree.com

OBJECTIVES

As a Linux Administrator, my objective is to strengthen the company’s applications and system features, configure servers. And maintain networks to reinforce the company’s technical performance. Develop tools needed for effective database Setup, ensure that Linux environment is performing at its optimum level, manage system backups and provide Infrastructure support. To be able to fulfill this, I will utilize the knowledge and expertise I have gained in my years of Experience as Linux Administrator. I am confident that this objective is possible.

TECHNICAL SKILLS

Operating System: CentOS/Redhat, Windows, VMWare, Oracle Virtual Box.

Computer Languages: Linux scripting in bash, Python.

Networking: Static IP assignment, NIC management, FTP, NFS, NTP/Chronyd, HTTPD, DNS/Bind, rsyslog etc etc.

Database: Exposure to Microsoft Access or MySQL etc.

OS Applications: Microsoft Word, Excel, PowerPoint, Linux Sendmail, DNS, SSH, SCP, etc

Cloud: AWS cloud practitioner.

HIGHLIGHTS OF QUALIFICATIONS

●Remarkable experience in automating rapid provisioning.

●Huge knowledge of managing large server environments

●Deep knowledge of Symantec NetBackup and virtualization technology

●Solid understanding of Linux and web server security

●Familiarity with SAN & NAS technology

●Amazing ability to implement projects.

●Excellent customer service and interaction skills

WORK EXPERIENCE

GUIDEHOUSE Hartford, CT

December 2021 to October 2023

ENTRY LEVEL LINUX SYSTEM ADMINISTRATOR

●Install and configure Redhat/CentOS Linux in a virtual environment.

●Experience in installation, configuration, support of Linux (Redhat) and Windows operating systems

●Provide technical support for both hardware and software issues for end-users.

●Create files and directories at user and root level.

●Manage multiple operating systems and technologies like Linux, Windows and SQL database.

●Alert management from the enterprise monitoring tools, escalations from IT Service Desk.

●Extensive experience of addressing Linux systems operations center incidents, reporting, analyzing and resolving production Issues.

●Perform incident analysis like process management, CPU and memory analysis to quickly recover from service. Interruptions, and to prevent recurring issues.

●File system management, system upgrade, software patches using yum and rpm tools.

●Experience with logical volume management (LVM), analyzing the disk usage and creating disk partitions.

●Respond to high volume of support tickets reported by service desks.

●Working knowledge of virtualization (VMWare).

●Experience in file system maintenance like responding to file system alerts, finding the file system usage and analyzing them.

●Highest offender and increasing file systems space.

●Managing, installing, and upgrading software packages using YUM and RPM and creating YUM repository files for offline Servers

●Perform and manage system backups and replications running on 3d party backup solutions and through local RHEL tools (e.g., tarball, gzip, dd etc.).

●Work with Service Desk and other Support teams to quickly resolve high impacting incidents.

●Monitor system logs, performance monitoring and capacity planning in anticipation of system resource usage and needs.

●Monitored systems, networks and infrastructures using tools such as Site Scope, Zabbix or Nagios.

●Support other RHEL versions (5, 6 and 7) running in production and development environments.

●Setup and administer user and groups accounts along with setting permissions for users.

●Limit user account privileges by configuring sudoers.

●Performed kernel tuning based on the applications to be installed and the number of users.

●Schedule various regular, periodic, future and queue tasks by using crontab.

●Enable system logging and network logging of servers for maintenance.

●Work on shell scripts for CPU usage, Memory consumption and number of 1/0 to collect performance stats and Troubleshoot issues on RHEL5/6/7.

●Install and configure SSH key-based authentication.

●Managed break/fixes through ticketing solutions.

●Deploy and manage Linux VMs on ESXi server using vSphere client.

●Install, administer and troubleshoot NFS, DNS, and FTP servers.

●Provide ongoing support on networking services and protocols such as TCP/IP, NIS, DNS, NFS, LDAP, FTP, SSH, SNMP, SSL, and HTTP

●Implementation and Integration of NTP for time synchronization (ntp and chronyd).

●Perform server refresh and maintain server integrity by configuring firewall rules for network communication.

●Configure dynamic and static network settings for IPv4 and filter packets.

●Install, configure and manage Apache (HTTPD) on Linux production servers.

●Perform error analysis and recovery, documentation and procedures required for reference.

●Provide 24x7 on call duties on a rotation basis with the other system engineers as part of incident management.

●Participate in Change Control Management and documentation of the procedures.

●Experience in decommissioning of servers and monitoring inventory.

●Install and configured RAID 0/1/5 at hardware level.

●Coordinate with Application support, Server Operations, Network Operations, Middleware and Database Support teams in Troubleshooting production issues.

●Communicate system status and coordinate maintenance activities.

●Experience working with SAN storage setup and configurations (Hitachi).

●Maintain systems by keeping them compliant with company standards for optimum performance and capacity utilization.

●Report issues and communicate effectively with the IT management.

●Perform data center operations task following user guides, operational processes and SOPs.

●User files permission management includes assigning, adding and updating permissions at the file and directory level.

●Provision UNIX accounts, groups, and assignment of accounts to groups.

●Initiate and facilitate technical bridges as per businesses need for command center.

●Use help commands for fast and efficient reference (man, whatis, -help).

●Everyday use of filters and text processing commands (cut, sort, grep, awk, uniq, wc).

●Keep the system secure by monitoring user activity through secure log messages and tools such as who, last, etc.

●System management using commands (top, df, dmesg, iostat 1, netstat).

●Setup aliases for ease of management.

●Manage OS network (ping, ifconfig, netstat, tcpdump, networking config files).

●Build and manage development and QA environment on cloud services (AWS and Azure).

●Troubleshoot issues with VMs running on VMware ESXi 5.5 and 6.0.

●Troubleshoot and resolve day to day issues using Linux native tools and analytical skills.

●Install, configure and maintain Windows OS versions 2012 R2 (or later), including OS patching, drivers and hardware Firmware.

●Demonstrate engineering excellence in design, systems management, automation, patching, deployment.

●Troubleshooting, and performance tuning for Linux based operating systems.

●Recommend and implement process improvements and automation to maximize system availability and consistency.

●Set strategic direction and manage implementation.

●Provide accurate project estimates, while meeting project deadlines.

●Provide timely, creative and alternative solutions to meet business needs.

●Provide significant weeknight and weekend support.

●Display exceptional people skills and maintain calm demeanor during every interaction.

WORK EXPERIENCE

SOUTHERN GLAZERS WINE AND SPIRIT

Farmer Branch, TX

December 2019 to October 2021

TECHNICAL SUPPORT III

• Assisted customers having hardware, software and networking issues.

• Assisted business customers with LAN /WAN / Static Ip configuration issues.

• Troubleshoot customers issues with home health check / node health check tools for possible outages.

• Troubleshoot any problems or issues that arise with Windows desktops/laptops from the network drop to the desktop/laptop prioritizing systems infected with viruses.

• Maintained updated knowledge of company products and services to better provide customer support and service solutions

• Load and reload, configure, and update anti-virus and virus scan software on desktop/laptop as required

• Gathered customer and technology information to determine technical support level, escalated issues to the appropriate department as necessary.

• Assisted team members and provided support and solutions to customer queries to meet company objectives.

• Worked and assisted various internal projects for company.

• Break-Fix hardware and software related issues on desktops/laptops workstation and printers.

• Configured and deployed desktops/laptops for new hires and IMAC service for office moves.

• Created spreadsheet reports regularly as required by manager for asset management, asset information of new hires’ devices, etc.

• Assisted regional IT teams with Smart Hands support in facilities such as IDF/MDF closets, Data centers and other. related server rooms.

• Imaging and re-imaging desktops/laptops using USB/network.

• Provide deskside support in person, on the phone and remote using LogMeIn, Bomgar and Skype.

• Utilized Active Directory to add/remove users, unlock accounts and reset passwords.

Resolve tickets and requests in a timely manner.

Set up a conference room for presentations, physical Video and Audio Conferencing for end users.

Ordered and replaced necessary parts for user’s machines to be in the correct Operational Unit

Sustain network integrity, server deployment and security.

Actively participate in process improvement initiatives

Work cross functionally to develop, implement and support new end user solutions.

Assist in migration existing services from physical data centers to AWS cloud.

ADDITIONAL INFORMATION

PERSONAL SKILLS

●Problem Solving Skills

●Willingness to Learn

●Effective oral and written communication skills

●Strong analytical problem-solving capabilities

●Project management skills

●Analytical skills

EDUCATION

Master of Science in Environmental and Health Engineering

University of New Haven

New Haven CT.

September May 2022

Bachelor of Science in Civil Engineering technology

Ambrose Alli University Edo State,

Nigeria.

June 2018

CLASSES/COURSES

Professional Linux Training:

●Complete Linux Training Course- udemy.com

Cloud practitioner

● AWS cloud practitioner- AWS skill builder

●Complete AWS cloud practitioner- udemy.com

CERTIFICATIONS

●(LPIC-1) CompTIA Linux+Red Hat

●CompTIA Linux+ (in progress)

●AWS clo;ud practitioner

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