Sr. VoIP Engineer
Pinger Inc - San Jose, CA

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Job Description

To provide technical SIP-based telephony and network engineering support and analysis in a broad range of information technology areas including the planning, design, development, installation, operation, and enhancement of the Pinger Voice Network (PVN)
Primary responsibilities are: To provide Voice over IP (VoIP) technology expertise and associated technical support evaluating and resolving complex technical issues related to the PVN. Plan, design, implement, monitor and maintain all components of the PVN. Consult and work collaboratively with internal departments and vendors to ensure a quality call experience for our customers. Perform IP network analysis and monitoring to insure peak performance and quality of the voice traffic.
Essential skills
Provide project design, development and installation support for upgrades, modifications and additions to the PVN. Provide technical expertise solving complex system integration and performance problems. Perform operational and administration tasks and configuration changes. Recommend operational enhancements. Respond to customer inquiries. Maintain system integrity and performance by tracking and monitoring IP telephony call and network statistics as well as other performance metrics. Resolve system issues and trouble calls by working with vendors and internal workgroups. Assist in planning, reviewing and conducting work activities and researching required project information associated with department internal/external projects in accordance with established task objectives and project plan/contract schedules. Leads/project manages small to medium sized projects. Willingness to work extended hours as workload and deadlines require; be on-call 24x7 on a rotational basis to respond to operational issues as they arise.


At least 2 years of technical data networking experience to include knowledge of Cisco switches, routers, VoIP, SIP and QoS At least 2 years of IP telephony and telecommunication systems design and configuration experience to include call center and/or enterprise telephony components. Knowledge of Network and VoIP systems design and operation Telecommunications configuration and design; knowledge of Unified Communications/Unified Messaging including familiarity with enterprise applications such as Microsoft Exchange, Microsoft OCS, etc Familiarity with server operating systems (Linux, Windows) and application software Solid understanding of networking tools used for monitoring and troubleshooting and an understanding of networking concepts (specifically VLAN, QoS, PoE) Knowledge of voice and data communication protocols (specifically SIP, LDAP, RTP, LLDP Knowledge of infrastructure planning and design Knowledge of concepts of the system development lifecycle Knowledge of solid testing methodologies Keen understanding of traditional TDM technologies and how they integrate into an IP communications environment Preferred skills and experience
Strong understanding of networking technologies including TCP/IP, DHCP, TFTP, VLAN, QoS, VoIP, various WAN technologies (SIP Trunking, MPLS, etc) Knowledge of LAN/WAN security Prior experience with SIP/VoIP monitoring tools The ability to analyze an end-to-end protocol trace to identify network connectivity issues is highly desired

Additional Information

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Pinger Inc - 3 years ago - save job