Systems Administrator — Secure, Scalable IT Infrastructure

Air Treatment Corporation; Brea (CA); Hybrid; USD 72,000 - 120,000; Full time

Job summary

Air Treatment Corporation is seeking a Systems Administrator to manage and maintain our IT infrastructure, ensuring optimal performance, security, and reliability in a dynamic, collaborative environment.

The role requires a Bachelor's degree in Computer Science or IT, proven Systems Administrator experience, and relevant certifications (CompTIA A+/Network+/Security+ or MCSE preferred). On-site in Brea, CA with on-call responsibilities.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field or equivalent experience.
• Proven experience as a Systems Administrator or in a similar role.
• Certifications such as CompTIA A+, Network+, Security+ or MCSE are preferred.

Responsibilities

• Install, configure, and maintain operating systems, software, and hardware.
• Monitor system performance and ensure availability and reliability.
• Maintain system security and backup protocols.
• Troubleshoot hardware, software, and network issues.
• Plan and execute system upgrades and patches to optimize performance.
• Manage user accounts, permissions, and access rights.
• Collaborate with IT to enhance security and efficiency.
• Maintain documentation of systems and processes.
• Plan disaster recovery and participate in testing.

Skills

Windows Server

Hyper-V

Networking

Cloud platforms

Scripting

Documentation

On-call

Education

Bachelor's degree in CS/IT

MCSE or equivalent certs (preferred)

Tools

Active Directory

Group Policy

System monitoring tools

Backup solutions

PowerShell

Job description

Air Treatment Corporation is seeking a Systems Administrator to manage and maintain our IT infrastructure, ensuring optimal performance, security, and reliability in a dynamic, collaborative environment.

The role requires a Bachelor's degree in Computer Science or IT, proven Systems Administrator experience, and relevant certifications (CompTIA A+/Network+/Security+ or MCSE preferred). On-site in Brea, CA with on-call responsibilities.