Job Description:Skilled Voice/Data Communications Engineer to support and maintain secure voice and data communication systems for Department of Defense (DoD) operations.The ideal candidate will have a deep understanding of Avaya Communication Manager or Avaya Aura systems, experience with COMSEC equipment, and proven expertise designing and maintaining telecommunications systems within secure environments.A Secret clearance and active CompTIA Security+ certification are required.Design, implement, and support voice and data telecommunications networks, ensuring interoperability and security across classified/unclassified environments.Maintain, configure, and troubleshoot Avaya Communication Manager or Avaya Aura telephony systems.Provide Tier II/III support for voice systems and collaborate with network and cybersecurity teams to isolate and resolve complex system issues.Ensure telecommunications compliance with DoD cybersecurity standards and participate in Information Assurance (IA) and STIG implementation.Manage, inventory, and maintain COMSEC equipment (e.g., Secure Terminal Equipment [STE], Secure Telephone Units [STU-III]).Develop and maintain detailed system diagrams using MS Visio and maintain up-to-date technical documentation.Participate in modernization and lifecycle management of voice and data infrastructure.Interface with vendors, security teams, and government personnel to coordinate installation, maintenance, and upgrades of voice/data systems.Support VoIP integration, Quality of Service (QoS), encryption protocols, and secure communications configurations.Desired Skills and Competencies:In-depth knowledge of Avaya VoIP architecture and protocols (SIP, H.323).Familiarity with DoD Information Assurance standards, RMF compliance, and DISA STIG implementation for voice systems.Experience in secure enclave environments (e.g., SIPRNet, NIPRNet).Strong understanding of LAN/WAN networking concepts, including VLANs, QoS, and MPLS as they relate to voice/data integration.Experience with telecommunications cabling standards (e.g., TIA/EIA).Excellent technical writing and documentation skills.Strong communication and interpersonal skills, with the ability to work independently or in a team setting.Familiarity with other secure voice systems and communication platforms a plus.Required Skills and Experiences:Must be a U.S. citizenA secret security clearance10+ years of directly related experience supporting Avaya Communications Manager/Aurora OR Bachelor's degree in related discipline with 8+ years of equivalent experienceTwo years supporting COMSEC equipment STE, STU Knowledge of MS VisioDegree Requirements:Bachelors degree and a minimum of 8 years of relevant experience. OR 10 years of experience.