Vacancy caducado!
- Quick and independent learner
- Ability to see the big picture
- Continuous improvement mindset
- Comfortable working in complex and demanding environments with high degree of change
- Experience working in advanced iterative methodologies such as Agile
- Responsible for Certification test planning and execution for network/field validation testing in a large telecommunications environment.
- End to End call flow testing of VoIP services which may require coordination with other teams (Domestic and International)
- Developing test scripts and plans; Perl and / or Shell scripting experience is a plus
- In some cases, responsible for Tier 4 problem and troubleshooting/diagnosis and resolution
- Provide support to teams with customer cut-overs and migrations
- Provide Lab environment test support
- Understanding and debugging capabilities for SIP and WireShark traces/captures
- Test SIP call traces and SIP call flow
- Develop Method of Procedure for field implementation
- Attend project meetings to review system and test requirements
- Provide production and escalation support to Operations and Service teams
- Report and analyze Change Management activities across the VoIP network
- Conflict identification, exception approvals, freeze administration and emergency requests for all changes hitting the VoIP network.
- Track and report on Outage Remediation action items until completion
- Provide on-call support for after hour emergencies and exceptions
- 5+ years of testing and field support experience in various VoIP/IMS and/or Mobility products and technologies with focus on Cloud / Openstack.
- Strong Unix skills and knowledge of OpenStack, Ansible and relevant protocols for virtual services design including PHP, HTML, XML, Java, Python is a plus.
- Tier 4 problem and troubleshooting/diagnosis and resolution experience.
- Knowledge/experience with various protocols/architectures (SIP, H.323, IMS, T.38) wrt implementation, interworking, troubleshooting, and support
- Hands-on operational and engineering experience with key VoIP and/or Mobility network element platforms: Metaswitch (ISBC), Nokia (ALU) IMS Platforms, VoIP Gateways, Sonus Gateways and Soft switches, BroadSoft Application Servers, and Ericsson, etc. is desirable
- Experience with gathering, analyzing, and troubleshooting complex customer/network (VoIP and/or Mobility) sessions at the packet level, using tools such as Wireshark, Agilent, Tektronix, Netscope.
- Strong written and verbal communications skills – required for working directly with vendors, customers, and manage/direct outage bridges.
- Understand and able to configure voice gateways with registrar server and troubleshoot connectivity issues
- Issue management and tracking (good project management and record keeping skills)
- Knowledge of quality/bug tracking systems (i.e. Quality Center, TMATS) and testing processes
- Testing and field support after hours may be needed
- Understanding of the SIP protocol and IETF standards in support of VoIP services. Examples: RFCs 3261, 3262, 3264, 4566, etc.
- Ability to work multiple tasks and work with varying degrees of priority
- Ability to work under pressure with several deliverables
- Experience working in large and small environments across multiple time zones
- Minimum Bachelor’s degree in Computer, Telecom, or related technical field