IP Telephony Specialist m/f

Our client is looking for a seasoned IP Telephony Specialist:

You are responsible to develop and improve applications and routing for a CISCO call manager infrastructure. Service design, development, implementation, test and last level support are your daily business. You will analyze our customers change request and deliver proposals for mutual benefit. Your deep technical understanding allows you to drive our operations provider and specialist suppliers to streamline contact centre processes and deliver real customer value. You maintain a PC test pool for Contact Center Software and Hardware.
You support the product manager to find workable solutions for business challenges whilst providing reliable estimations and deliveries to your project manager. Your internal and external counterparts have a precise understanding of your requirements and like to work with you as tough but extremely knowledgeable sparing partner.

- Technical degree in Telecommunications Technology or similar acquired knowledge
- Experience with contact centre technology and processes including ACD, CM, IVR (CVP) modules
- Experience with large scale CTI / CSTA / JTAPI / TAPI integrations running on CTIOS
- Know how about voice recording and customer authentication (ASC,Nice,Verint,Cisco)
- Remote troubleshooting in contact centre environment (PRISMA, Teamviewer etc)
- Know how in the area of classical PSTN and IP telephony: DSS1, SIP, QSIG, ISDN
- Experience with client and server virtualization (Citrix,VDI, VMWare, ESX, V-Block)
- User Administration know how (AD, Group Policies)
- Network know how (CN, VoIP, FW , DHCP, DNS, VPN)
- Data exchange interfaces (MQ Import, SOAP, proprietary Dremove)
- Data base know how in SQL or Oracle
- Certified Cisco Voice or Network specialist and ITIL V3 foundation are a plus
- Experience with CISCO IP Phones or other major IP phones are beneficial
- Work experience in large IT infrastructure projects with multiple vendors and work streams
- Ability to explain complex technical systems clearly
- Experienced in customer communication
- Excellent command of English Language

Additional experience: - Product ownership including roadmap and risk management responsibilities
- Operates service at specified quality and availability levels - Reengineering and tuning of service as required, system test and surveillance
- Adjustment of service to new technical or operative requirements - Installation, integration and configuration of off-the-shelf software components - Problem- and change management - Know-how Transfer between internal and external parties, alignment with other product owners - Consulting to customers and support of users, product marketing and stakeholder management - Documentation of service and service performance