Senior Network Administrator III – Security & Networking

System One; Aloma (FL); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Health and welfare benefits

401(k) plan

Life insurance

Dental and vision coverage

Job summary

System One is seeking a Network Administrator III for a full-time, permanent onsite position in Winter Park, FL.

The Network Administrator III is responsible for leading and managing network projects by recommending solutions to network strategy and security issues, as well as providing network-engineering solutions/options for the organizatio Responsibilities include designing and managing network topologies, ensuring network performance, and supporting VPN and cloud-based remote access.

Qualifications

• Undergraduate degree in a related field or 7+ years of experience in network administration
• Proven experience in cybersecurity product support and network performance tuning
• Familiarity with SolarWinds, ManageEngine, and Zabbix
• Experience with Meraki and Sophos Cloud Management is a plus
• Strong attention to detail, communication, and MS Office skills
• Proficient in Windows and Linux; VMware ESXi experience

Responsibilities

• Lead and manage network projects, focusing on strategy and security
• Develop detailed network specs and scope for new projects
• Maximize equipment performance: routers, switches, load balancers, firewalls
• Perform risk assessments and recommend security improvements
• Coordinate with vendors, outsourcers, and contractors
• Conduct LAN/WAN analysis, capacity planning, and testing
• Stay current on security threats and document procedures
• Design, install, and test network topologies for data transport
• Troubleshoot Windows and Linux IP networks and routing
• Support VPN, ZeroTrust, and cloud-based remote access

Skills

Network administration

Cybersecurity product support

LAN design

Cisco routers & switches

Windows and Linux

VMware ESXi

Excel and Word

Attention to detail

Communication skills

Organizational skills

Education

Undergraduate degree in a related field

7+ years of network administration experience

Tools

SolarWinds

ManageEngine

Zabbix

Meraki Cloud Management

Sophos Cloud Management

Job description

System One is seeking a Network Administrator III for a full-time, permanent onsite position in Winter Park, FL.

The Network Administrator III is responsible for leading and managing network projects by recommending solutions to network strategy and security issues, as well as providing network-engineering solutions/options for the organizatio Responsibilities include designing and managing network topologies, ensuring network performance, and supporting VPN and cloud-based remote access.