Network Admin

Metrosys - Tucson, AZ

Full-time

Tucson, AZ

Professional, Scientific, and Technical Services

About the position

The Network Administrator is responsible for maintaining, securing, and optimizing the organization's network infrastructure. This role involves monitoring network performance, troubleshooting issues, and implementing solutions to ensure a reliable and efficient network environment. The Network Administrator will also support security management, documentation, vendor management, and disaster recovery planning.

Responsibilities

• Administer and maintain network infrastructure including routers, switches, firewalls, and wireless access points.
• Monitor network performance, diagnose issues, and implement corrective measures to ensure consistent, optimal network operation.
• Implement and maintain network security protocols, including firewalls, intrusion detection/prevention systems, and VPNs.
• Conduct security audits and assessments to detect and address vulnerabilities and enhance network security.
• Configure and optimize network devices and protocols for efficient data transmission and minimal downtime.
• Perform capacity planning to ensure scalability and support the organization's growing network needs.
• Provide technical support and resolve network-related issues for end-users and IT staff.
• Investigate and address connectivity, performance, and reliability issues in a timely manner.
• Maintain up-to-date documentation of network configurations, diagrams, and procedures.
• Generate regular reports on network performance, security incidents, and system utilization for management review.
• Coordinate with vendors for procurement, installation, and support of network hardware/software.
• Negotiate contracts and manage relationships with service providers to ensure smooth operations.
• Develop and implement disaster recovery plans for the network to minimize disruption during outages.
• Participate in business continuity planning to ensure network resilience and operational continuity during emergencies.
• Perform additional duties as assigned related to network management, troubleshooting, and IT support.

Requirements

• Strong understanding of Microsoft 365, Microsoft Exchange, and Linux (Ubuntu) servers.
• Experience with network setup and maintenance in Wide Area Networks (WAN), including switches, routers, firewalls, and troubleshooting internet connectivity.
• Familiarity with terminal servers, MS-DOS commands, and system maintenance procedures.
• Ability to troubleshoot and repair damaged or compromised equipment and perform data recovery tasks.
• Proficient in drafting and managing Group Policy Objects (GPO) and writing PowerShell scripts.
• Excellent communication skills to interact effectively with staff, management, and external stakeholders.