Systems Administrator - UC VOIP

Peraton is seeking a motivated and technically skilled Unified Communications Systems Administrator to support VoIP based solutions

The ideal candidate brings experience in testing, troubleshooting, system integration, and secure configuration of communications solutions. This role offers the opportunity to collaborate within a team environment, support large-scale deployments, and contribute to mission‑critical projects while growing toward technical program or project management responsibilities.

• 2 years with BS/BA; 0 years with MS/MA; 6 years with no degree; 4 years w/Associates Degree OR Cloud+, Global Industrial Cyber Security Professional, GIAC Security Essentials, Security+, Systems Security Certified Practitioner
• Active DoD Secret Clearance

• Troubleshoot field issues and provide technical support for customer VoIP solutions.
• Support integration of firewalls and other network components in deployed systems.
• Provide STIG support and implement new STIG requirements to maintain a secure operational environment.
• Provide RMF and eMASS support to the Cyber security team.
• Assist with upgrades of Ribbon Application Server installations, including major updates for Army environments.
• Conduct operation and configuration activities for Ribbon Application Server in DoW environments.
• Interact with DoD security professionals to ensure proper information assurance controls are implemented.

• Knowledge of Security Technical Implementation Guides (STIGs) and related testing processes.
• Knowledge of the RMF lifecycle and process to include eMASS record creation and updating, POA&M, mitigation and remediation.
• Experience with Ribbon Application Server deployment, upgrades, call processing, and software troubleshooting.
• Proficiency with Wireshark and network scanning tools.
• Background in TCP/IP networking within mixed voice, data, and video environments.
• Strong proficiency in Microsoft Office tools, including Excel and PowerPoint.

• Ability to work collaboratively within engineering and project teams.
• Strong organizational skills and attention to detail.
• Interest in growing into technical project or program management roles.