WHAT YOU’LL NEED
Education and Experience
Experience in the design, installation and configuration of large-scale voice communications hardware and software.
Understanding of firewall policies and stateful connections.
Experience with networking protocols including TCP / IP, QSIG, SIP, H323, MGCP and SCCP voice networking topologies.
Experience working in a VMware virtual environment.
Experience configuring voice gateways that include dial peers, SRST, SIP, H323 and MGCP protocols.
Real-Time Transport Protocol (SRTP).
CCNA certification required, CCNP Preferred.
Knowledge, Skills and Abilities
Deep knowledge of network security, best practices and protocols.
Familiarity with HIPPA, SOX, GLBA and PCI or other compliance guidelines preferred.
Excellent troubleshooting skills and strong ability to troubleshoot complex telephony environments.
Knowledge of VOIP encryption using Session Initiation Protocol (SIP) over TSL and knowledge of Secure.
WHAT YOU’LL DO :
Job Responsibilities :
Lead the system deployment of VOIP system security across the system. This includes but not limited to configuration of the Cisco Unity Connection and Cisco Expressway.
Also includes modifying the current Jabber configuration to ensure function within a split-brain environment.
Collect relevant data from all pertinent systems to be used as part of the implementation.
Testing and validation of the system.
Identify and ability to implement enhanced security functionality within the system.
Provide operational support associated with post deployment.
Participate in project meetings.
Provide system documentation and handoff.
Tune the environment to ensure the continued high performance of the system.
Implement ability for users to change web application passwords in Jabber. Configure Jabber to work in a split-brain environment.
Enable and troubleshoot transversal subzones.
Some after-hours and / or weekend work will be necessary as part of the implementation.
Occasional on-site visits may be required to provide operational support.