System Administrator III

Systems Administrator

This role is based onsite in Fort Myers. The salary range for this position is $74,500.00 - $111,716.00, with starting salary dependent upon experience, qualifications, and relevant background.

Are you a people-person who loves variety in your workday? Do you thrive on helping others, solving problems, and keeping things organized behind the scenes? We're looking for a dynamic and resourceful Systems Administrator to join our team!

In this role, you won't be stuck doing just one thing — you'll be at the heart of our Information Technology operations, handling a wide range of data networking responsibilities, including data switching, routing, firewalls, intrusion detection, intrusion prevention, and more. If you enjoy diving into different areas of technology and making a real impact on employees' day-to-day experiences, this is the opportunity for you.

Why Join Us?

At our organization, we believe HR is more than policies and paperwork — it's about people, purpose, and creating a workplace where everyone can thrive. As part of our HR team, you'll have the chance to:

• Make a meaningful difference in employees' lives
• Take ownership of impactful programs and projects
• Bring your ideas to the table — and see them in action
• Work with a supportive team that values collaboration, growth, and innovation

Key Responsibilities:

Network Infrastructure Administration

• Design, deploy, configure, and maintain enterprise network infrastructure supporting LAN, WAN, and data center environments
• Administer and support Cisco routers, ensuring optimal performance, scalability, and security
• Administer and support Extreme Networks switches, including VLANs, STP, and QoS
• Manage and maintain Palo Alto Networks firewalls, including security policies, NAT, VPNs, and threat prevention features

Routing, Switching, and Network Protocols

• Configure and manage advanced routing protocols, including BGP, OSPF, and static routing
• Design and maintain failover routing, redundancy, and high-availability solutions
• Implement and troubleshoot Layer 2 and Layer 3 technologies (VLANs, subnets, ACLs, IP addressing schemes)
• Ensure efficient traffic flow and performance optimization across the network

WAN / LAN Architecture & Connectivity

• Design, implement, and maintain WAN and LAN topologies across multiple sites
• Manage site-to-site and remote connectivity solutions, including VPNs and secure tunnels
• Coordinate with ISPs and vendors for circuit provisioning, performance issues, and outages

Security & Compliance

• Enforce network security best practices and standards across all infrastructure
• Monitor, analyze, and respond to security events and vulnerabilities
• Ensure firewall rules, segmentation, and access controls align with organizational policies
• Participate in audits and compliance initiatives as required

Monitoring, Troubleshooting & Optimization

• Proactively monitor network performance, availability, and capacity
• Diagnose and resolve complex network issues across routing, switching, and firewall platforms
• Perform root cause analysis and implement long-term corrective actions
• Maintain network documentation, diagrams, and configurations

Disaster Recovery & Business Continuity

• Design, test, and maintain disaster recovery and business continuity plans for network services
• Implement redundancy and geographic failover solutions
• Participate in DR testing, incident response, and post-incident reviews

Change Management & Documentation

• Plan and execute network changes following change management processes
• Maintain accurate and up-to-date documentation, including network diagrams and configuration standards
• Develop and enforce operational procedures and best practices

Collaboration

• Provide technical guidance and mentorship to junior network and systems staff
• Collaborate with systems, security, and application teams on infrastructure initiatives
• Evaluate and recommend new technologies, tools, and upgrades

Other Technologies

• Assist other Systems team personnel as needed with technology issues in Microsoft and AWS environments.

Requirements

• Bachelor's degree with major course work in Computer Science and five years' work experience related to enterprise level computer system/network administration, management, or support; or equivalent combination of education, training, and experience as determined by ITS Management.
• Knowledge of Microsoft Windows client/server operating systems and Microsoft Active Directory desired.
• Background check required.
• Valid Florida Driver's License required.
• May require after hours, weekend or emergency (natural disaster, major incident, etc.) support.
• Knowledge of Microsoft client and server patch management processes desired.
• Knowledge and experience implementing disaster recovery solutions, with proven ability to perform failovers in high-availability environments.
• Strong desire to learn and apply emerging technologies.

FLSA Status Description

Work is performed independently under limited supervision with considerable latitude. Position typically requires processing and interpreting complex, less clearly defined issues.

Work Conditions

Physical Ability: Tasks require the ability to exert light physical effort in sedentary to light work, but which may involve some lifting, carrying, pushing and/or pulling of objects and material of light to moderate weight (5-50 lbs.). Tasks may involve extended periods of time at a keyboard or workstation.

Sensory Requirements: Some tasks require the ability to perceive and discriminate visual cues or signals, and to communicate orally and in writing.

Environmental Factors: Essential functions are regularly performed without exposure to adverse environmental conditions.