System Administrator Linux

Dieu-Aime Nsikoh

Linux System Administrator

**************@*****.*** • 610-***-****

LinkedIn URL • Kansas City, MO 64124

Analytical and solutions-focused IT professional with comprehensive AWS cloud resources experience driving optimal workstation performance by upgrading all organizational hardware, software, and open-source operating systems. Highly proactive individual with solid history of providing on-time resolution of technical problems, while designing, implementing, maintaining, and troubleshooting computer networks. Known for addressing technical concerns, escalating complex issues, and improving overall user experience. Articulate communicator; adept at liaising across all organizational levels and fostering strong professional relationships by employing extraordinary interpersonal communication skills.

Core Competencies

Linux System Administration

Helpdesk & Technical Support

Permissions & Access Control

Complex Problem Resolution

Technical Support & Integration

Issues Identification & Troubleshooting

Data Backup & Recovery

Network Firewall Management

Security & Vulnerability Analysis

Technical Proficiencies

Platforms:

Red Hat, Centos, Debian, Ubuntu, AWS (Elastic Compute Cloud EC2, IAM)

Tools Software:

Firewalls, LAMP stack, LVM, VMware, Hyper V, Ansible, Git & GitHub

Security Certificates:

SSH, NFS, DHCP, DNS, TCP

Scripting Languages:

Bash Scripting

Operating Systems:

Linux, Unix, Microsoft Windows, macOS, iOS, Android

Career Experience

Capitol Federal, Kansas City, MO 2018 – Present

Linux System Administrator

Resolve issues as well as escalate problems with knowledgeable support and quality service by proactively monitoring networks and network devices. Employ proven technical expertise to configure and troubleshoot various Linux systems, such as Centos, Ubuntu, and Red Hat. Enhance web server security by installing and configuring Apache and Nagios, while setting programs, such as TCP. Enable server to host dynamic websites and web applications written in PHP by installing, configuring, and managing LAMP. Apply best practices in security by implementing MFA, NACLS, security groups, and S3 policies.

Ensured data protection and security by performing network security design and integration duties using Firewalls.

Increased system effectiveness by cleaning logs, scheduling tasks, and setting updates for system via Cron jobs.

Enabled the best utilization of service and available resources by managing variety of AWS services, including EC2, S3 buckets, session manager, and IAM.

Streamlined critical workflows by developing Bash scripts to build and edit repetitive tasks, such as LAMP, while monitoring processes and installation of applications.

Met user requirements by setting administrator and user privileges access to directories, while creating/terminating users and groups.

Facilitated seamless transfer of large-capacity data by leveraging various compression tools, such as Bzip, gzip, and tar for archiving purposes.

Diagnosed and executed resolution for network and server issues by developing, implementing, and testing installation/update of file, and application servers.

Improved system functionality by building and customizing different OS on virtualization and troubleshooting/managing networking protocols, including IPV4 and IPV6.

Resolved critical connectivity issues by providing assistance in troubleshooting DNS server.

Enabled quick access to required details by managing storage using LVM file system management, while managing control to access files using ACL.

UMB Bank, Kansas City, MO 2016 – 2018

Junior Linux System Administrator

Addressed technical concerns by interacting with users to identify and troubleshoot complex system issues. Ensured seamless interoperability with Linux-based software distributions by configuring hardware components at system level. Administered user accounts by creating and managing accounts for each user based on role within organization.

Mitigated system vulnerabilities and security risks by strengthening network security.

Contributed to prioritizing ROI and optimizing IT spending by providing valuable insights on hardware and software purchasing decisions.

Maintained uninterrupted business continuity and minimized risk of service interruptions during power outages through development and implementation of disaster recovery systems.

Education

Associate of Arts; General Studies

Kansas City Kansas Community College, Kansas City, KS

Languages

English French Spanish

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