Telephony Analyst

About Us

At RELI Group, our work is grounded in purpose. We partner with government agencies to solve complex challenges, improve public health, strengthen national security, and make government services more effective and efficient. Our team of over 500 professionals brings deep expertise and a shared commitment to delivering meaningful outcomes. Behind every solution is a group of experts who care deeply about impact—whether we’re supporting data-driven decisions, modernizing systems or safeguarding critical programs.

RELI Group 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.

• 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 Power Edge 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.

• Active Secret security clearance.
• U.S. Citizenship (no dual citizenship permitted).
• Minimum of 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 including 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.
• Willingness and ability to work onsite and participate in a rotational on-call schedule to support 24x7x365 operations.

• Scripting experience (Power Shell, Shell)
• VMWare technologies (vCenter, ESXi)
• Experience with Microsoft SQL Server and Postgre
  
  SQL database

RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff RELI Group is an Equal Employment Opportunity / Aff…