IT Systems Administrator

Applications can be submitted using our online job portal found at: https://waltonclerkfl.munisselfservice.com/LogOffConfirmation.aspx

IT Systems Administrator
 
General Responsibilities:
The IT Systems Administrator is responsible for designing, maintaining, and optimizing the on-premises private cloud infrastructure (Nutanix AOS/AHV), Citrix DAS 2402 environments, Windows Server platforms, and hybrid Microsoft 365 workloads. This position manages the lifecycle of non-persistent virtual desktop images and applications and contributes to the organization's long-term infrastructure strategy.

Infrastructure Operations & Virtualization

• Install, configure, upgrade, and maintain physical and virtual infrastructure including servers, hypervisors, and core services.
• Manage Nutanix hyper-converged clusters running AOS and AHV, including life cycle management, resource provisioning, performance tuning, and capacity planning.
• Administer and maintain Windows Server 2019/2022 systems, including Group Policy, roles/services, and patch management.
• Automate image lifecycle using Citrix Studio (MCS), ensuring Secure Boot and Device Guard enforcement.
• Support FSLogix profile containers and user environment management across Citrix non-persistent VDI environments.

• Monitor infrastructure health and performance using tools such as Nutanix Prism Central, Windows Admin Center, and OS-native utilities.
• Analyze system logs, identify performance bottlenecks, and make configuration adjustments to maintain high availability and responsiveness.

• Implement and manage layered security controls, including OS hardening, identity and access management, and firewall policy enforcement.
• Maintain systems in compliance with applicable regulations, including CJIS requirements.
• Remediate infrastructure vulnerabilities as identified by threat detection, vulnerability scanning, or policy audits.

• Integrate Microsoft 365 workloads and Azure services with on-premises virtualization infrastructure.
• Support hybrid-cloud operations including identity federation, Exchange hybrid configuration, and file synchronization strategies.

• Provide Tier III support for escalated issues related to virtualization, server platforms, and enterprise workloads (Citrix, FSLogix, Nutanix, Windows, M365).
• Collaborate with the Help Desk and other IT personnel to resolve complex issues and maintain service availability.
• Document procedures, configurations, and system changes to support knowledge sharing and compliance.

• Contribute to infrastructure planning and modernization roadmaps, including MSIX application packaging and virtualization strategies.
• Participate in training, workshops, and technical events to stay current with relevant technologies and certifications.
• Perform additional duties aligned with departmental objectives and organizational initiatives as assigned by leadership.
• Comply with all Clerk and Comptroller policies and procedures.
• Maintain regular and punctual attendance.
• Work cooperatively with others.
• Perform all duties outlined within the job description and other job duties and special tasks as assigned.

• Graduation from an accredited college or university with a bachelor’s degree in information technology, computer science, or a related field;
• Supplemented by a minimum of at least two (2) years of experience as a systems administrator;
• In lieu of a formal degree, candidates may qualify with a minimum of five (5) years of progressively responsible experience supporting enterprise virtualization and server infrastructure;
• An equivalent combination of training and experience, which provides the required knowledge skills and abilities to perform the job, may be considered.

• Possession of a valid drivers license;
• Must be eligible to earn, and maintain CJIS certification with FDLE;
• Nutanix NCP-MCI – Nutanix Certified Professional preferred;
• Citrix CCP-V – Citrix Certified Professional – Virtualization preferred;
• Microsoft AZ-104 – Microsoft Certified: Azure Administrator Associate preferred;
• Equivalent certifications such as VMware VCP or others will be considered.

• Virtualization Platforms: In-depth expertise with Nutanix AOS/AHV or equivalent (e.g., VMware vSphere/vSAN).
• Cloud Integration: Familiarity with Microsoft Azure and Microsoft 365 (Exchange Online, Intune, Entra ID), including hybrid integration.
• Operating Systems: Proficient in Windows Server administration; working knowledge of Linux server environments.
• Networking Fundamentals: Understanding of TCP/IP, VLANs, routing, IPS, and firewalls (Fortinet preferred).
• Automation & Scripting: Practical experience using PowerShell (preferred), Python, or Bash to automate administrative tasks and infrastructure operations.
• Security Best Practices: Knowledge of security frameworks (e.g., CJIS, CIS Benchmarks), OS hardening, and virtualization security principles.
• Problem Solving: Ability to analyze and resolve complex infrastructure problems quickly and effectively.