We are looking for an experienced Network Security Administrator to join our team in Elgin, Illinois. In this Contract-to-Permanent position, you will be responsible for ensuring the security, stability, and efficiency of network systems across the organization. This role requires a proactive approach to managing and resolving technical challenges while delivering exceptional support to end-users. Responsibilities: • Implement, monitor, and maintain enterprise network security solutions, including firewalls, VLAN configurations, and SIEM tools. • Diagnose and resolve both basic and advanced technical issues related to network security and infrastructure. • Configure and manage VMware virtualization environments, including VDI technologies, to support organizational needs. • Oversee Active Directory, DNS, DHCP, and Group Policy settings to ensure network integrity and compliance. • Collaborate with cross-functional teams to troubleshoot and optimize network performance. • Manage site-to-site VPNs and ensure secure connectivity across multiple locations. • Conduct regular assessments of network vulnerabilities and recommend improvements. • Provide exceptional customer service by addressing technical inquiries and concerns promptly. • Maintain and update documentation for network configurations and security protocols. • Stay current with emerging trends and technologies to enhance organizational security strategies.

• Proven experience in network security, including hands-on work with firewalls and SIEM systems. • Strong understanding of enterprise security concepts and best practices. • Proficiency in VMware technologies, including virtualization and VDI environments. • Expertise in Active Directory, Group Policy, DNS, DHCP, and related network fundamentals. • Familiarity with VLAN configurations and Meraki systems. • Ability to diagnose and resolve complex technical issues efficiently. • Excellent communication skills and a customer-focused approach. • Up-to-date knowledge of cybersecurity trends and tools.

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.®</h3> Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more. 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 <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.

Elgin, IL
onsite
Contract / Temporary to Hire
38.00 - 42.00 USD / Hourly
We are looking for an experienced Network Security Administrator to join our team in Elgin, Illinois. In this Contract-to-Permanent position, you will be responsible for ensuring the security, stability, and efficiency of network systems across the organization. This role requires a proactive approach to managing and resolving technical challenges while delivering exceptional support to end-users. Responsibilities: • Implement, monitor, and maintain enterprise network security solutions, including firewalls, VLAN configurations, and SIEM tools. • Diagnose and resolve both basic and advanced technical issues related to network security and infrastructure. • Configure and manage VMware virtualization environments, including VDI technologies, to support organizational needs. • Oversee Active Directory, DNS, DHCP, and Group Policy settings to ensure network integrity and compliance. • Collaborate with cross-functional teams to troubleshoot and optimize network performance. • Manage site-to-site VPNs and ensure secure connectivity across multiple locations. • Conduct regular assessments of network vulnerabilities and recommend improvements. • Provide exceptional customer service by addressing technical inquiries and concerns promptly. • Maintain and update documentation for network configurations and security protocols. • Stay current with emerging trends and technologies to enhance organizational security strategies.
2025-09-30T18:29:25Z