Telecom Engineer at D3 AIR AND SPACE OPERATIONS INC – Tallahassee, Florida

D3 Air and Space Operations has a contingency openng for a Telecom Engineer in Tallahassee, FL.

Position summary

This is a highly technical, professional position responsible for the administration, engineering, implementation, and support of enterprise voice and unified communications systems serving Florida state agencies. The incumbent of this position will serve as the subject-matter expert for Session Border Controller (SBC) infrastructure and Cisco Unified Communications Manager (CUCM/Call Manager) and similar systems, ensuring the reliability, security, and performance of the state's voice network. This position operates in a team-based environment requiring close coordination with vendors, network engineers, and agency stakeholders.

• Administer, configure, maintain, and troubleshoot Session Border Controllers (SBCs) including SIP policy enforcement, TLS/SRTP security configuration, and carrier SIP trunk interconnects to the SUNCOM network.
• Provide system engineering support to vendors and state agencies regarding voice communications alternatives, design recommendations, and resolution of system engineering issues.
• Perform end-to-end voice path analysis on common carrier-supplied services to verify proper operation in accordance with state engineering design and specifications.
• Engineer and support SIP trunking, PSTN interconnects, analog/digital gateway configurations, and E911/Cisco Emergency Responder (CER) services.
• Consult with Division personnel, vendors, field consultants, and agency representatives to coordinate and deliver telecommunications project work.
• Maintain accurate technical documentation.
• Evaluate emerging voice and unified communications technologies and provide recommendations to leadership for network modernization.
• Participate in after-hours on-call rotation and provide escalation support for production voice network incidents.

Required knowledge and experience

• Knowledge of Session Border Controller platforms (Oracle/Acme Packet, AudioCodes, Ribbon/Sonus, or equivalent) including configuration, policy management, and interoperability.
• Knowledge of Cisco Unified Communications Manager (CUCM) administration, including multi-cluster environments, dial plan engineering, and device provisioning.
• Knowledge of SIP, RTP/SRTP, H.323, and associated voice-over-IP signaling and media protocols.
• Knowledge of voice network quality of service (QoS) principles and implementation in enterprise LAN/WAN environments.
• Knowledge of TLS, SRTP, and VoIP security hardening best practices.
• Knowledge of basic TCP/IP networking, VLANs, and Layer 2/3 switching as they relate to VoIP infrastructure.
• Ability to communicate effectively, both orally and in writing, with vendors, peers, supervisors, technical staff, and non-technical agency users.
• Ability to verify data for accuracy and completeness; maintain required records and produce technical reports.
• Ability to make sound decisions, work independently on complex problems, and manage multiple priorities in a deadline-driven environment.
• Ability to work collaboratively in a team environment and establish effective working relationships with diverse stakeholders.