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# Network Security Administrator

- **Company:** Robert Half
- **Location:** Boca Raton, FL, United States
- **Contract:** Temporary contract
- **Skills:** Microsoft Windows, Artificial Intelligence, Cyber Security, Network Security, Network Administration, Microsoft Copilot, Server Supported Gaming, Reliability of Systems, Microsoft InTune, AI Platforms, Claude, GPT, Vulnerability Analysis
- **Published:** October 18, 2026
- **Apply:** https://www.techcareers.com/job.asp?id=3456031875&tx=KJ9999FFU&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54

## About the Role

* Ability to independently diagnose infrastructure issues, manage priorities, and implement effective technical solutions.
 * Practical knowledge of AI tools and the security considerations involved in deploying them for organizational use.
 * Experience administering and securing Microsoft 365, including related identity and endpoint management technologies.
 * Working understanding of server support and remotely hosted infrastructure.
 * Capability to balance infrastructure responsibilities with occasional hands-on support for end-user equipment and workplace technology.
 * Strong communication skills with the ability to explain risks, recommendations, and technical decisions to non-technical stakeholders.
 * Availability to work fully onsite in Boca Raton, Florida. Technology Doesn't Change the World, People Do., All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

## Description

* 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. Requirements - Proven background in network administration and cybersecurity within a business environment.