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Senior Technical Support Engr

Location:
Frisco, TX
Posted:
July 18, 2025

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Resume:

JUSTIN ASEMOTA

*********@*******.***

Summary

PROFESSIONAL SUMMARY

Information System & Cybersecurity Engineering graduate. Experienced and quality-focused in Linux Engineering with 1 year of hands-on experience in Installation, Configuration and Administration of highly secured and highly efficient Linux OS in on- prem and cloud environment. Understand Security Concepts, Policies and principles and patching systems and subscriptions.

Efficient in AWS Cloud Computing (EC2 instances, Amazon S3, AWS ELB, AWS EBS, AWS Lambda) and ServiceNow System Admin/Developer (SaaS, PaaS & IaaS). Experienced in Project management platform – Jira, Zabbix and Grafana Monitoring tools. Understands and able use VMWare VCenter/vSphere, VMWare ESXi, and Red Hat Linux and various distros. Troubleshooter, Solution driven Adaptive learner and egal to learn, hardworking with a high sense of team spirit; loyal and dependable.

Experience

Senior Technical ProSupport Specialist

Dell Technologies

2023 – Present – (Full-Time Remote)

As Dell ProSupport Engineer L5 I provide technical support for Enterprise customers holding Pro Support or Pro Support Plus entitlements/Warranty on Dell Hardware and Dell Software, including OS. Responsibilities include and are not limited to diagnostics of server hardware and software issues for all Dell Hardware and Software.

Diagnosis and resolution require the use of logs, diagnostics applications, service tag case histories, customer communications, physical troubleshooting through phone and email communication with on-site engineers, parts and / or labor dispatches with detailed instructions on how to resolve hardware failures, and coordination of complex logistics in the United States as well as international locations.

Highly detailed and exact record and note keeping as well as case management must see each case through to resolution in the most efficient and time sensitive means possible. Personalized help with hardware, software, including email programs, productivity and creativity apps, network functionality, installing peripherals. General technical resolution. ensures the fastest possible resolution of product issues. Includes both maintenance software updates. Improve performance and stability of critical systems, increase productivity. Providing an elevated level of customer service, resolving technical issues, and ensuring customer satisfaction. Linux System Administrator

Sleks Technologies

May 2021 - June 2022 (Contract - Remote)

● Planning, installation, configuration, management and troubleshooting of virtual and physical servers.

● Creating Ansible playbook to manage system configuration and execute repetitive tasks.

● Automate common system tasks with bash scripting.

● Deploying Linux Operating System on physical Dell Server

● Deploying Windows Operating on physical Dell server

● Installing and managing VMWare ESXi host on a Physical Host

● Installing and managing virtual Linux machines on VMWare ESXi and VMWare vCenter

● Launching of virtual machines using AWS EC2

● Migrating legacy applications from on-prem to AWS cloud infrastructure

● Creation and managing approved user accounts and groups both locally and centrally using Microsoft Active Directory

● Proactively check system resource use with Zabbix monitoring tools and resolve reported issues.

● Maintaining system level security using Firewall to allow only needed ports and services.

● Performing System lockdown to enhance security.

● Configuring and managing DHCP, TCP/IP networking on RHEL systems

● Integrated Linux systems with Red Hat Satellite for package management

● Apply system patches and updates monthly as well resolving critical vulnerabilities as found by the cyber security team.

● Creating and managing NFS file systems and sharing with multiple client machines.

● Install and configure LAMP stack for developers.

● Perform critical system administration tasks.

● Configured and managed Samba server to share important data between Linux and Windows machines.

● Setup secure Password less key-based SSH authentication on servers.

● Utilized Atlassian Jira or ServiceNow to create and resolve issue tickets. Technical Staff Fraud

Prevention Versicherungs-

und Finanzkanzlei May 2015 -

Jul 2016 (1 year 3 months)

● Client data manually and electronically verified, ID check and analyze information’s accuracies and validity, by reaching out to issuing dept or branches of government.

● Verify proof of employment documents, paystub and Tax record before opening account for clients or granting loans.

• Audited records of client source of income before credit allocation with internal tools. Education

Collin College

A.A.S, Information System & Cybersecurity Engineer 2021 – 2023

HTBLVA Anichstraße, Innsbruck

A.A.S, Architectural-Art & Design

2011 - 2013

Licenses & Certifications

Certified ServiceNow System Administrator - ServiceNow Issued Aug 2022 - Expires Jul 2025

AWS Certified Cloud Practitioner - AWS Certified Cloud Practitioner Issued Sep 2022 - Expires Aug 2025

Skills

Linux System Administration • ServiceNow Administration • Amazon Web Services (AWS) • Apache

• Active Directory • Domain Controller • Dynamic Host Configuration Protocol (DHCP) • Network File System (NFS) • Zabbix • VMware vCenter



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