Telephony Systems Analyst - Secret Clearance Required

Maximus is looking for a skilled Telephony Systems Analyst to effectively manage and support our internal telephony systems for a prominent Homeland Security client. This vital role will involve providing technical leadership in the design, configuration, maintenance, and troubleshooting of enterprise VoIP and telephony infrastructure. Responsibilities will extend across various domains, including operating systems, networking, security, and application support. This position requires full-time on-site availability in Annapolis Junction, MD, and an active secret security clearance. Key Responsibilities: Manage enterprise VoIP and telephony systems, including hardware, software, peripherals, and call applications like WFO/WFM, CMS, and call recording platforms. Monitor and maintain enterprise infrastructure, encompassing web servers (e.g., IIS, Apache Tomcat), application servers, and telecom hardware (e.g., Dell PowerEdge servers, Avaya J Series phones). Efficiently install, configure, and troubleshoot VoIP systems, Unix/Linux/Windows servers, network connectivity, and system integrations with Active Directory, DNS, DHCP, and LDAP. Collaborate with cross-functional teams to deliver telephony solutions that prioritize high availability, superior call quality, and adherence to security and performance standards. Complete additional tasks as assigned. Minimum Requirements: Must possess an active Secret security clearance. U.S. citizenship required with no dual citizenship. Availability for 24x7x365 system support, including participation in a rotational on-call schedule. Must report on-site in Annapolis Junction, MD. A minimum of 7 years of experience in supporting VoIP or telephony systems within a systems administrator or engineer capacity. Knowledge of VoIP protocols and technologies including SIP, RTP, SRTP, and Avaya platforms. Experience with Unix/Linux environments including patch management and log analysis. Familiarity with Windows Server environments, Active Directory, DNS, DFS, and DHCP. Understanding of networking principles including IPv4 and IP routing. Proficient in managing and monitoring telephony infrastructure. Preferred Skills: Experience in scripting (PowerShell, Shell) Familiarity with VMWare technologies (vCenter, ESXi) Knowledge of Microsoft SQL Server and PostgreSQL databases Exposure to call center solutions, especially workforce management tools and call recording software.