Systems/Networks Administrator I/II/III (Water Reclamation)

Salary Range: $30.06–$39.83. Applications will no longer be accepted after 09-01-2026.

About the Role

Performs a variety of technical and administrative tasks related to the administration, maintenance, and support of the City of Orlando Water Reclamation’s Information Technology (IT) and Operational Technology (OT) infrastructure. Supports mission-critical IT and OT systems, including SCADA and industrial control system (ICS) environments, while ensuring the availability, reliability, and cybersecurity of City infrastructure. Work requires a flexible schedule to include some evenings and weekends.

Responsibilities

• Installation, configuration, maintenance, monitoring, security, troubleshooting, backup and recovery, capacity planning, and documentation of computer systems, servers, network infrastructure, and associated hardware and software.
• Adhere to City and departmental policies and procedures.

Requirements

Systems/Networks Administrator I

• Bachelor's Degree with major coursework in Computer Science and one (1) year of work experience in systems administration, networking, cybersecurity or related field; or an equivalent combination of education, training, and experience.
• Valid Florida Driver's License required.
• Must pass police background check.

Systems/Networks Administrator II

• Bachelor's Degree with major coursework in Computer Science and at least two (2) years of work experience in systems administration, networking, cybersecurity or related field; or an equivalent combination of education, training, and experience.
• Valid Florida Driver's License required.
• Must pass police background investigation.

Systems/Networks Administrator III

• Bachelor's Degree with major coursework in Computer Science and at least five (5) years of work experience in systems administration, networking, cybersecurity or related field; or an equivalent combination of education, training, and experience.
• Experience with specific computer systems, network technologies, communication protocols, or programming languages may be desired depending on assignment.
• Valid Florida Driver's License required.
• Must pass police background check.

If this posting indicates a degree is required, the following experience will apply in lieu of any degree: two (2) years of direct experience for an associate degree; four (4) years of direct experience for a bachelor's degree; six (6) years of direct experience for a master's degree; or nine (9) years of direct experience for a doctoral degree.

Skills

Systems/Networks Administrator I – Desired Certifications

• CompTIA A+
• CompTIA Network+
• CompTIA Security+
• Microsoft Fundamentals / Microsoft 365 Fundamentals
• Cisco CCNA (early progress or partial knowledge)

Systems/Networks Administrator I – Desired Qualifications

• Basic system administration: 1 to 2 years hands-on experience on Windows Servers: create users, manage permissions, check logs, and perform routine maintenance.
• Networking Fundamentals: Understanding the OSI model, fundamentals of TCP/IP, VLANs, subnets, DHCP, DNS, and basic switch/router configuration.
• Firewall configuration and troubleshooting.
• Active Directory fundamentals: User/group management, OU navigation, basic GPO understanding.
• Basic cybersecurity hygiene: MFA, patching, least-privilege, log review, and safe change-control behavior.
• Basic virtualization knowledge: VMware or Hyper-V basics: snapshots, VM creation, resource awareness.
• Backup/restore fundamentals: Running backups, verifying jobs, performing simple restores.
• Ticketing and documentation: Able to follow procedures, document changes, and escalate appropriately.

Systems/Networks Administrator II – Desired Certifications

• CompTIA A+
• CompTIA Network+
• CompTIA Security+
• Microsoft Fundamentals / Microsoft 365 Fundamentals
• CompTIA Linux+
• CompTIA Server+
• Cisco CCNA (fully completed)
• VMware Certified Technical Associate (VCTA)

Systems/Networks Administrator II – Desired Qualifications

• Intermediate system administration: 3–5 years managing Windows Server. Comfortable with Active Directory, GPOs, file services, patching cycles, and log analysis.
• Network configuration proficiency: VLAN creation, trunking, routing basics, ACLs, switch configuration, Wi-Fi management, and troubleshooting with tools like Wireshark. Fiber networking.
• Virtualization management: Building VMs, managing clusters, resource balancing, snapshots, templates, and storage considerations.
• Backup and Disaster Recovery (DR) operations: Designing backup jobs, performing restores, validating retention policies, and participating in DR testing.
• Scripting and automation: PowerShell, Bash, or Python for routine automation and configuration consistency.
• Security operations: SIEM log review, vulnerability remediation, MFA enforcement, endpoint hardening, and participating in incident response.
• Change management discipline: Writing change plans, performing risk assessments, and coordinating with OT stakeholders.

Systems/Networks Administrator III – Desired Certifications

• CompTIA A+
• CompTIA Network+
• CompTIA Security+
• Microsoft Fundamentals / Microsoft 365 Fundamentals
• CompTIA Linux+
• CompTIA Server+
• Cisco CCNA (fully completed)
• VMware Certified Technical Associate (VCTA)
• VMware Certified Professional (VCP)
• Cisco CCNP
• Fortinet Certified Professional (FCP)
• Fortinet Certified Solution Specialist (FCSS)
• ISA/IEC 62443 Cybersecurity Expert

Systems/Networks Administrator III – Desired Qualifications

• Advanced system administration: Deep expertise in Windows Server, Linux, AD architecture, GPO design, PKI, identity lifecycle, and performance tuning.
• Network architecture: Designing segmented networks, routing strategies, firewall rulesets, design and administration of firewall policies, VPNs, high-availability topologies, and redundancy planning.
• Virtualization & storage architecture: Designing clusters, SAN/NAS integration, vSphere/Hyper-V optimization, and capacity planning. Data replication.
• Security engineering: Certificate Authority, threat modeling, vulnerability management programs, SIEM tuning, incident response leadership, and compliance frameworks (NIST Cybersecurity Framework, ISA/IEC 62443).
• Automation & orchestration: PowerShell or similar tools for infrastructure-as-code.
• Project leadership: Leading multi-team upgrades and migrations.

Additional Information

Promotions are not to be considered an automatic function of longevity and are subject to the review and authorization of the Supervisor. The employee’s last performance review must have resulted in an overall rating of Meets standards or better with no factor rating of less than meets.

Pay

• Systems/Networks Administrator I: $28.28 - $36.065
• Systems/Networks Administrator II: $28.90 - $38.295
• Systems/Networks Administrator III: $31.51 - $41.745