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Network Security Admin

Job

Robert Half

Johns Creek, GA (In Person)

Full-Time

Posted 8 weeks ago (Updated 6 weeks ago) • Actively hiring

Expires 5/27/2026

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Job Description

Description Overview Reporting to the Manager, IT Network Infrastructure, the IT Network Security Admin is responsible for providing technical assistance and support related to client's network systems 24/7. Responsibilities
  • Maintaining and administering networking security tools
  • Perform escalated troubleshooting for network issues
  • Configuring and installing various networking security devices and services
  • Manage all SLAs
  • Performing maintenance and upgrades for security configurations or end-of-life equipment cycle
  • Communicate with customers of all updates
  • Work with established configuration and change management system to ensure policies for awareness and approval are correctly upheld
  • Work closely with selected vendors for projects and new technology implementations
  • Deeper troubleshooting through diagnostic tools and techniques
  • Determines the best solution based on the specific issue
  • Escalates unresolved issues to next-level support
  • Performs daily maintenance and reporting
  • Performs additional duties as required Requirements Preferred Qualifications
  • Bachelor's degree in Computer Science or related, or equiv. work exp.
  • 4+ Years working in a customer support role
  • 2+ Year of Cisco Troubleshooting Experience
  • CCNA certified or higher (CCNP highly valued)
  • Excellence in both written and verbal communications
  • Strong organization and project management skills
  • Strong Network security understanding
  • Understanding of least privilege and zero trust concepts
  • Ability to work a flexible schedule when needed
  • Willingness to travel
  • Good knowledge of Internet security and data privacy principles
  • Excellent troubleshooting skills
  • Exceptional organizing and time-management skills Product/Technology Experience
  • Cloudflare
  • Cisco Umbrella
  • Cisco Ironport
  • Certificate management
  • Please note, this position is onsite Monday-Friday at our client's office in Johns Creek. If you're not local to Metro Atlanta and willing to work onsite, please don't apply for this position
  • Technology Doesn't Change the World, People Do.
® 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. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) 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 roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "," you're agreeing to Robert Half's Terms of Use (https://www.roberthalf.com/us/en/terms) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .

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