Telecom Systems Administrator with Security Clearance

ABOUT PRISM: PRISM is devoted to modernization and innovation within the world of technology, security, and IT enterprise solutions. We are recognized for meeting performance requirements and exceeding customer expectations since 1994. Our culture is founded on relationships, opportunity, and success. Offering comprehensive benefit plans including medical, dental, vision, and 401K along with our people - first approach sustains our reputation as a premier employer. PRISM is seeking a Telecom Systems Administrator to manage and support our enterprise-grade VoIP and telephony infrastructure.

This role is designed for a technical professional who excels at the intersection of telecommunications and systems administration. You will be responsible for the end-to-end health of our communication platforms, from the physical Dell PowerEdge hardware and Avaya peripherals to the underlying Windows and Unix/Linux operating systems.

KEY RESPONSIBILITIES: Telephony && Application Management

• Manage and support enterprise VoIP and telephony systems, including hardware, software, peripherals, and mission-critical call applications.
• Install, configure, and troubleshoot VoIP systems and telephony solutions to ensure high availability and superior call quality.
• Maintain Avaya J Series phones and other specialized telecom hardware. Infrastructure && Systems Administration
• Operate, monitor, and maintain enterprise infrastructure, including Dell PowerEdge servers and application servers.
• Manage and configure web servers, including IIS and Apache Tomcat.
• Administer Unix/Linux and Windows Server environments, performing essential tasks such as patching, volume management, and log analysis.
• Ensure seamless system integrations with Active Directory, DNS, DHCP, and LDAP. Security && Network Performance
• Remediate and validate security vulnerabilities to maintain compliance with industry standards.
• Manage client/server certificates and authentication mechanisms.
• Monitor network connectivity, focusing on IPv4, ports/protocols, and IP routing fundamentals.
• Collaborate with cross-functional teams to implement solutions that meet rigorous security and performance standards.

REQUIRED QUALIFICATIONS: (SKILLS/EDUCATION)

• Minimum of 7 years in a systems administrator or engineer role specifically supporting VoIP or telephony systems.
• Proven experience with Avaya platforms, including Communication Manager, CMS, ACR, WFO, IX Messaging, and System Manager.
• Protocols: Deep technical knowledge of VoIP protocols, including SIP, RTP, and SRTP.
• OS Proficiency:
• Unix/Linux: Experience with patching, LDAP integration, and volume management.
• Windows: Expertise in Active Directory, Group Policy, DNS, DFS, and DHCP.
• Infrastructure: Proficiency in managing and monitoring server systems (specifically Dell PowerEdge) and telephony peripherals.
• Security: Knowledge of client/server certificates and vulnerability remediation.
• Operational Readiness: Willingness and ability to work onsite and participate in a 24x7x365 rotational on-call schedule.

REQUIRED SECURITY CLEARANCE

• Must have an Active DoD Secret Clearance
• Must be eligible to obtain a position of trust PRISM is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.