Description Serve as the technical expert and technical focal point for CallUp products as Tier 4 engineer in deployment and malfunction tasks.
Build and maintain R&D and Look-alike environments in the lab for development and testing purposes.
Perform integration and sanity tests.
Support important customer deliveries and installations.
Interact with customers at technical levels for system installations, implementations and problem resolution.
Responsible for system deployment, integration and support activities (e.g. network, system, applications, etc).
Provide complex system problem support, troubleshooting and problem analysis for the different hardware and software component in the system.
Provide on-call and/or on-site technical support for field engineers.
Write or approve the system documents for on site activities.
Responsible for resolving on site issues.
Closely interacting with R&D for all related product issues.
Demands In depth understanding of protocol and product flows, high proven capabilities for problem isolation and root cause analysis.
Fast learning skills.
Excellent knowledge of Windows and/or networking .
Willingness to work long hours.
Willingness for travel and work at customer sites for several weeks running.
Good level of spoken and written English. Other languages, an advantage.
Service-oriented, experience in field work at customer sites.
Proven experience in high-level application support, system integration and/or complex system deployments.
Proven experience in customer technical support (advantage).
Willingness to learn and constantly improve skills and knowledge.
Knowledge of application servers and DB, HTML/XML (advantage).
Knowledge of SQL (MUST).
Knowledge of databases (MUST).
Knowledge of SS7 protocol ( Advantage )
Knowledge of scripting languages (Shell, Perl, etc) (advantage).
In-depth understanding of VAS products