Systems Administrator

Job summary

The IT Systems Administrator is responsible for the installation, administration, maintenance, and optimization of computer systems and networks in a mixed Linux and Windows environment. Key responsibilities include managing server environments, administering Microsoft 365 and Azure, troubleshooting complex issues, and ensuring network security and performance monitoring. This role requires strong technical skills and the ability to collaborate effectively with team members and external vendors.

Qualifications

• strong knowledge of computer hardware and software
• networking concepts
• internet applications
• operating systems
• hands-on experience supporting enterprise networks
• troubleshooting complex technical issues
• experience with network administration, connectivity, cybersecurity, and system performance monitoring

Responsibilities

• installation, administration, maintenance, and optimization of computer systems and networks
• managing daily tickets in help desk system
• perform troubleshooting to diagnose and resolve problems
• assist with system upgrades, patches and backups
• build new laptops and install approved applications
• develop and maintain local switches, firewalls and wireless access points
• document IT processes and maintain inventory of both equipment and licenses
• ensure confidentiality, integrity, and availability of networks and computer systems
• support the onboarding/offboarding process
• collaborate with vendors and third-party service providers
• manage and maintain server environments, virtualization platforms, and enterprise storage systems
• administer Microsoft 365 and Azure cloud infrastructure
• maintain backup and disaster recovery solutions
• perform patch management, system upgrades, and lifecycle maintenance across Linux and Windows environments
• monitor infrastructure performance, availability, logs, and security alerts
• troubleshoot and resolve complex infrastructure, system, and application issues
• administer and support mixed Linux environments and Windows Server/Desktop systems
• diagnose and resolve advanced OS-level performance issues
• optimize and troubleshoot file system performance
• manage identity and authentication integrations

Skills

Degrees

Security clearance

Relocation