Systems Administrator Jobs in Boca Raton, FL

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Systems Administrator

Dania Beach, FL
onsite
Temporary / Contract
35 - 40 USD / Hourly
We are seeking an experienced Systems Administrator to support and troubleshoot production infrastructure in a hands-on environment. This role requires strong technical depth across virtualization, backup and disaster recovery, Windows Server, and core cloud, security, and networking technologies.Key Responsibilities<ul><li>Administer and troubleshoot Hyper-V</li><li>Support VMware ESXi environments</li><li>Manage Veeam backups, restores, and disaster recovery processes</li><li>Perform hands-on Windows Server administration</li><li>Support infrastructure across cloud, security, and networking</li><li>Troubleshoot production issues, outages, and performance problems</li><li>Assist with infrastructure upgrades, migrations, and improvements</li></ul>
2026-10-13T00:00:00Z

Network Security Administrator

Boca Raton, FL
onsite
Temporary / Contract
40 - 45 USD / Hourly
We are seeking a hands-on IT Infrastructure and Security Administrator to support and secure the organization’s IT environment. This role will be responsible for network administration, cybersecurity, Microsoft 365 security, hosted server support, and the secure adoption of AI tools such as Claude, ChatGPT, and Microsoft Copilot. The ideal candidate will have strong experience in infrastructure and security, the ability to work independently, and a practical understanding of AI-related business risks. This person will also collaborate with a small IT team, recommend improvements to leadership, and provide occasional end-user support when needed. Key Responsibilities<ul><li>Administer and troubleshoot network infrastructure, including Ubiquiti equipment</li><li>Strengthen security across networks, endpoints, hosted servers, and Microsoft 365</li><li>Assess risks and support secure use of Claude, ChatGPT, and Microsoft Copilot</li><li>Maintain two remotely hosted servers and related applications</li><li>Recommend infrastructure and security improvements</li><li>Support future cloud transitions and hosted application migrations</li><li>Partner with IT support staff to resolve technical issues</li><li>Provide occasional hands-on support for end-user equipment</li><li>Document configurations, procedures, and changes</li></ul>
2026-10-13T00:00:00Z

Network Security Administrator

Boca Raton, FL
onsite
Temporary / Contract
42.75 - 49.5 USD / Hourly
We are looking for a Network Security Administrator to support and strengthen a company’s infrastructure, cybersecurity practices, and secure use of emerging AI technologies in Boca Raton, Florida. This Long-term Contract position is ideal for someone who can take ownership of network and security operations, work effectively in a small IT environment, and contribute practical guidance with minimal oversight. The role also includes partnering with internal IT staff to improve system reliability, protect business data, and provide occasional end-user technical support when needed. Responsibilities: • Manage and troubleshoot core network operations, including administration of Ubiquiti-based infrastructure to maintain performance, availability, and security. • Improve protection across network environments, user endpoints, hosted systems, and Microsoft 365 by identifying vulnerabilities and applying appropriate security measures. • Review business use of AI platforms such as Claude, ChatGPT, and Microsoft Copilot, then help define secure settings, access practices, and usage guardrails. • Provide focused oversight for the secure rollout and ongoing administration of Claude, with attention to data exposure risks and operational controls. • Support Microsoft 365 administration in coordination with other IT team members, including identity, access, and security-related functions. • Maintain and support two remotely hosted servers along with the applications they run, ensuring stability and timely issue resolution. • Analyze the current technology landscape, identify operational or security gaps, and present actionable improvement recommendations to leadership. • Assist with initiatives involving movement from hosted applications to cloud-based services while helping reduce risk during implementation. • Work closely with help desk and Intune support personnel to resolve technical issues and deliver reliable service to internal users. • Create and update technical documentation covering configurations, procedures, support processes, and infrastructure changes.
2026-10-16T00:00:00Z

Payroll Administrator

West Palm Beach, FL
onsite
Permanent / Full Time
80000 - 90000 USD / Yearly
We are looking for a Payroll Administrator to join a growing private aviation company in West Palm Beach, Florida. In this role, you will oversee payroll and employee expense activities with a strong focus on accuracy, compliance, and timely processing. The position offers the opportunity to work closely with both Finance and HR while supporting a dynamic organization with approximately 200 employees. Responsibilities: • Administer biweekly payroll for a workforce of about 200 employees, ensuring accurate processing for both hourly and salaried staff. • Examine timesheets, overtime, incentive pay, deductions, and other payroll inputs to confirm each cycle is complete and correct. • Update employee payroll records to reflect hires, departures, compensation changes, promotions, and other personnel actions. • Investigate and resolve payroll variances, completing reconciliations before and after payroll is finalized. • Apply benefit deductions, garnishments, and required withholdings accurately while helping support payroll tax and compliance activities. • Prepare payroll-related reports and year-end support materials, including data needed for reconciliations and wage statement processing. • Serve as a point of contact for employee payroll inquiries, providing timely clarification and issue resolution. • Oversee expense submissions through Concur by reviewing receipts, coding, approvals, and policy adherence before reimbursement. • Coordinate expense reimbursements and credit card reconciliations, following up on missing information and addressing discrepancies with employees and Finance. • Recommend process improvements that strengthen efficiency, accuracy, and consistency across payroll and expense administration.
2026-10-16T00:00:00Z

Network Architect

Boca Raton, FL
onsite
Temporary / Contract
60 - 73 USD / Hourly
We are seeking an experienced Network Architect to lead the design, deployment, and optimization of enterprise network infrastructure. This role will serve as the primary technical point of contact for the project team and will drive large-scale Aruba network modernization initiatives.Responsibilities<ul><li>Architect and deploy Aruba ClearPass NAC across 2,500+ devices and switches running AOS and AOS-CX</li><li>Lead migration of 2,500+ Aruba switches from Aruba AirWave to Aruba Central</li><li>Develop and manage ClearPass policies, including device fingerprinting, 802.1x, role mapping, VLAN assignment, and downloadable user roles</li><li>Configure and support Aruba wireless controllers, access points, AirWave, and Central</li><li>Identify automation opportunities and improve network operations</li><li>Provide technical leadership, troubleshooting, and project communication throughout implementation</li></ul>
2026-10-13T00:00:00Z

5 results for Systems Administrator in Boca Raton, FL