Telephony Analyst

Maximus is seeking a Telephony Analyst to manage and support internal-use telephony systems for our Homeland Security customer. This role will provide technical leadership for the design, configuration, maintenance, and troubleshooting of enterprise VoIP and telephony infrastructure, with responsibilities that span operating systems, networking, security, and application support. Requirements : Manage and support enterprise VoIP and telephony systems across these programs, including hardware, software, peripherals, and call applications such as WFO/WFM, CMS, and call recording platforms. Operate, monitor, and maintain enterprise infrastructure, including web servers (e.g., IIS, Apache Tomcat), application servers, and telecom hardware (e.g., Dell PowerEdge servers, Avaya J Series phones). Install, configure, troubleshoot, and resolve issues related to VoIP systems, Unix/Linux/Windows servers, network connectivity, and system integrations with Active Directory, DNS, DHCP, and LDAP. Collaborate with cross-functional teams to implement telephony solutions that ensure high availability, call quality, and compliance with security and performance standards. Other tasks as assigned. Job-Specific Minimum Requirements : Active Secret security clearance required. Due to agency and contract requirements, candidates must be U.S. citizens with no dual citizenship. This contract supports systems that require 24x7x365 uptime. Candidates must be willing and able to meet recall requirements, including participation in a rotational on-call schedule. This individual must be able to accommodate a rotational on-call schedule as needed. This individual must be able to report onsite to Annapolis Junction, MD. 7+ years of experience supporting VoIP or telephony systems in a systems administrator or engineer role. Experience with VoIP protocols and technologies, including SIP, RTP, SRTP, and Avaya platforms (e.g., Communication Manager, CMS, ACR, WFO, IX Messaging, System Manager). Experience in Unix/Linux environments including patching, volume management, LDAP integration, and log analysis. Experience with Windows Server environments, including Active Directory, Group Policy, DNS, DFS, and DHCP. Networking experience includes IPv4, ports/protocols, IP routing fundamentals, and monitoring. Familiarity with remediation and validation of security vulnerabilities. Proficiency with managing and monitoring infrastructure, including telephony peripherals and server systems. Knowledge of client/server certificates and authentication mechanisms. Preferred/Desirable Skills : Scripting experience (PowerShell, Shell) VMWare technologies (vCenter, ESXi) Experience with Microsoft SQL Server and PostgreSQL databases Exposure to call center solutions such as workforce/schedule management tools and contact recording systems Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics. Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment. If you require assistance at any stage of the employment process—including accessing job postings, completing assessments, or participating in interviews,—please contact People Operations at

applicantaccommodations@maximus.com . Minimum Salary: $80,000.00 Maximum Salary: $120,000.00

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