Telephony Analyst

Description & Requirements

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.

This position is on‑site five days a week and requires an active secret security clearance.

Internal Job Profile Code: TCS
248, T3, Band 6

• 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.
• Due to contract requirements, only US Citizens can be considered. Candidates with dual citizenship cannot be considered.
• 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.
• Candidates must reside within a commutable distance for daily onsite work and on‑call requirements.
• This contract supports systems that require 24×7×365 uptime. Candidates must be willing and able to meet recall requirements, including participation in a rotational on‑call schedule.

• Prior DHS suitability
• Scripting experience (Power Shell, Shell)
• VMWare technologies (vCenter, ESXi)
• Experience with Microsoft SQL Server and Postgre
  
  SQL databases
• Exposure to call center solutions such as workforce/schedule management tools and contact recording systems

• Date:
  Friday, February 13, 2026
• City:
  Annapolis Junction
• State: MD
• Country:
  United States
• Working time:
  Full‑time

$90,000.00

$

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 compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus's total compensation package. Other rewards may include short‑ and long‑term incentives as well as program‑specific awards.

Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off. Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant's salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances.

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—you may contact People Operations at

Our hiring team can be reached for further information.