Systems Administrator with Linux expertise

Salary: $85,000 - 130,000 per year Requirements:

• Proficiency in managing and configuring Windows server environments
• Experience with virtualization technologies like Windows Hyper-V
• Strong grasp of network protocols, firewalls, and security practices
• Familiarity with cloud platforms such as AWS or Azure
• Experience with system monitoring and performance optimization tools
• Skilled in scripting languages including Bash, PowerShell, or Python
• Strong analytical skills and attention to detail
• Excellent communication and documentation capabilities
• Ability to prioritize and manage multiple tasks and projects
• Knowledge of backup and recovery solutions
• Experience with Active Directory and Group Policy administration
• Availability for on-call support and emergency response as required
• Bachelors degree in Computer Science, Information Technology, or a related field, or equivalent experience
• Proven experience in a Systems Administrator role or similar
• Relevant certifications such as CompTIA A+, Network+, Security+, or Microsoft Certified Solutions Expert (MCSE) preferred.

• Install, configure, and maintain operating systems, software, and hardware
• Monitor system performance and ensure availability and reliability
• Administer system security and manage backup protocols
• Troubleshoot and resolve hardware, software, and network problems
• Conduct regular system upgrades and apply patches for optimal performance
• Manage user accounts, permissions, and access controls
• Implement and oversee system and network configurations
• Collaborate with IT team members to enhance security and efficiency
• Maintain detailed documentation of systems and procedures
• Ensure alignment with company policies and industry regulations
• Provide technical support and guidance to end-users
• Plan and execute capacity and resource management
• Automate routine tasks using scripts and configuration management tools
• Participate in disaster recovery planning and testing
• Evaluate and recommend new technologies for improving infrastructure efficiency.

• AWS
• Active Directory
• Azure
• Bash
• Cloud
• Hardware
• Hyper-V
• Support
• Network
• PowerShell
• Python
• Security
• Windows

More:

At Air Treatment Corporation, we pride ourselves on fostering a dynamic and collaborative work environment. Our commitment to high-quality customer service drives our efforts to build a cohesive team that consistently exceeds expectations. We are dedicated to the professional growth of our employees and offer numerous opportunities for advancement within the organization. Located in Brea, CA, our company values innovation and excellence, and we welcome you to bring your unique skills to our team and help us deliver industry-leading HVAC & R solutions.

last updated 40 week of 2026