TAC Security - IT Administrator - Linux / Windows OS

Job Summary

The IT Administrator System Administration will be responsible for maintaining, configuring, and ensuring reliable operation of computer systems, network servers, and virtualization environments.

Responsibilities

This includes supporting secure environments, performing system upgrades, monitoring system performance, and proactively ensuring the highest levels of systems and infrastructure Responsibilities :

• Manage and monitor all installed systems and infrastructure (Windows / Linux).
• Install, configure, test, and maintain operating systems, application software, and system management tools.
• Ensure the highest levels of systems and infrastructure availability and security.
• Support and maintain Active Directory, DNS, DHCP, Group Policy, file systems, etc.
• Administer firewalls, VPNs, and other security tools in collaboration with the security team.
• Implement and maintain backup and disaster recovery solutions.
• Troubleshoot hardware and software issues in a timely manner.
• Monitor system resource utilization, trending, and capacity planning.
• Manage cloud environments (e.g., AWS, Azure) and hybrid infrastructure, if applicable.
• Assist in vulnerability assessments and support patch management.
• Create and maintain technical documentation, manuals, and procedures.
• Collaborate with cybersecurity teams to ensure secure system configurations and Skills & Qualifications :
• Bachelor's degree in computer science, Information Technology, or related field.
• 24 years of experience in system administration, IT support, or infrastructure roles.
• Strong knowledge of Windows Server, Linux OS, and system scripting (PowerShell, Bash).
• Experience with virtualization technologies (VMware, Hyper-V).
• Familiarity with networking concepts : TCP / IP, DNS, DHCP, VPNs, and firewalls.
• Knowledge of cloud services (AWS, Azure, GCP) and Office 365 administration.
• Exposure to cybersecurity practices and IT security tools.
• Good understanding of backup and disaster recovery procedures.
• Strong troubleshooting and problem-solving skills.

(ref : hirist.tech)

Skills Required

VMware, Windows Server, Powershell, Vpns, Bash, Dns, Office 365, Firewalls, Dhcp, Gcp, Linux Os, Azure, Aws